Section [26 09 13] [16290] electrical power monitoring and control


Revenue Accurate Multifunction Power Meter with harmonics, waveform recording, data logging and set point control



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Revenue Accurate Multifunction Power Meter with harmonics, waveform recording, data logging and set point control.

  1. Provide a high accuracy power meter meeting the requirements set forth in this specification. Note any exceptions taken with a detailed description.

    1. Meter shall be Siemens Type 9360 Power Meter with options and features described in this section.

  • RELATED STANDARDS

    1. Meet the following recognized standards for application in hardened environments

      1. Device must meet all international standards for Safety and Construction applicable to this type of device:

        1. UL 3111

        2. CAN/CSA C22.2 No. 1010-1

        3. IEC 1010-1

        4. CE Marked

      2. Device must meet the following international standard for Electromagnetic Immunity applicable to this type of device:

        1. IEEE C37.90-1989 IEEE Standard Surge withstand capability Tests for Protective Relays and Relay Systems (ANSI) (All inputs except for the network communication port)

      3. Device must meet the following international standard for Electromagnetic Emissions:

        1. FCC: Part 15 of FCC Rules for a Class A digital device

    2. Device must provide measurement accuracy that meets or exceeds ANSI C12.16 Class 10.

  • GENERAL PROVISIONS

    1. All setup parameters required by the Power Meter shall be stored in nonvolatile memory and retained in the event of a control power interruption.

    2. The Power Meter may be applied in 4-wire wye, 3-wire wye, 3-wire delta, direct delta and single phase systems.

    3. The Power Meter shall be capable of being applied without modification at nominal frequencies of 50, 60, or 400Hz.

    4. A one-piece and remote display (Tran) design shall be available for the meter.

    5. The Power Meter shall be fully supported by Power Meter Software.

  • COMPONENTS

    1. Current/Voltage Inputs

      1. The Power Meter shall have no less than 4 voltage inputs and 3 current inputs.

      2. The Power Meter in its standard configuration shall be able to accept 600VLL/347LN without using potential transformers.

      3. The Power Meter shall be able to withstand 900 VAC RMS continuously without damage.

      4. The Power Meter shall have nominal current ratings of 5A ac with a current range or 0-10A ac

      5. The Power Meter shall be able to withstand 15A continuous, 50A for 10s/hour and 500A 1s/hour.

    2. Measured Values

      1. The Power Meter shall provide the following, true RMS metered quantities for voltage:

        1. Voltage L–L Per-Phase

        2. Voltage L-L 3-Phase Avg

        3. Voltage L–N Per-Phase

        4. Voltage 3-Phase Avg

        5. Voltage % unbalanced

        6. Voltage L-L Min/Max

        7. Voltage L-N Min/Max

        8. Voltage L-L, Unbalanced Min/Max

        9. Voltage L-N, Unbalanced Min/Max

      2. The Power Meter shall provide the following true RMS metered quantities for current:

        1. Current Per-Phase

        2. Current, Neutral (calculated)

        3. Current 3-Phase Avg

        4. Current % Unbalanced

        5. Current Min/Max

      3. The Power Meter shall provide the following true RMS metered quantities for power:

        1. Real Power (Per-Phase, 3-Phase Total)

        2. Reactive Power (Per-Phase, 3-Phase Total)

        3. Apparent Power (Per-Phase, 3-Phase Total)

        4. Power Factor – True (Per-Phase, 3-Phase Total)

        5. Power Factor – Displacement (Per-Phase, 3-Phase Total)

        6. True Power Factor Total – Min/Max

        7. Displacement Power Factor Total – Min/Max

        8. Real Power Factor Total – Min/Max

        9. Reactive Power Total – Min/Max

        10. Apparent Power Total – Min/Max

        11. THD – Voltage, Current (3-Phase, Per-Phase, Neutral)

        12. Fundamental Voltage, Magnitude and Angle (Per-Phase)

        13. Fundamental Current, Magnitude and Angle (Per-Phase)

        14. Fundamental Real Power (Per-Phase, 3-Phase)

        15. Fundamental reactive Power (Per-Phase)

        16. Phase Rotation Unbalance (Current and Voltage)

        17. Harmonic Magnitudes & Angles for Current and Voltage (Per Phase) up to the 63rd Harmonic.

      4. The Power Meter shall provide the following true RMS metered quantities for energy:

        1. Accumulated Energy (Real kWh, Reactive kVARh, Apparent kVAh) (Signed/Absolute)

        2. Incremental Energy (Real kWh, Reactive kVARh, Apparent kVAh) (Signed/Absolute)

        3. Conditional Energy (Real kWh, Reactive kVARh, Apparent kVAh) (Signed/Absolute)

        4. Reactive Energy by Quadrant

      5. The Power Meter shall be able of providing select real-time metering data in floating point format.

    3. Demand

      1. All power demand calculations shall use any one of the following calculation methods, selectable by the end user:

        1. Thermal Demand using a sliding window updated every second for the present demand and at the end of the interval for the last interval. The window length shall be set by the end user from 1 – 60 minutes in one minute increments.

        2. Block Interval, with optional sub intervals. The window length shall be set by the end user from 1 – 60 minutes in one minute increments. The following block methods available are: Sliding Block, Fixed Block and Rolling Block.

        3. The Power Meter shall be able to provide min/max demand, present demand interval, running average demand and predicted demand on multiple demand channels including current demand, power demand and user-defined generic demand channels, which also include demand calculations based on input pulses.

        4. The Power Meter shall be able to perform multiple accepted demand calculation methods including block, rolling block and thermal demand with user-programmable length of demand period to match local utility billing method.

    4. Accuracy

      1. The Power Meter shall meet ANSI C12.20 0.5

      2. The Power Meter shall meet IEC 62053-22 class 0.5S (real energy)

      3. The Power Meter shall meet IEC 62053-23 class 2 (reactive energy)

    5. Sampling

      1. The Power Meter shall perform zero-blind metering and sample at a minimum of 128 samples per cycle, simultaneously on all voltage and current channels in the meter.

      2. The Power Meter shall provide 1-second updates in registers and on the display.

      3. The Power Meter shall digitally sample at a rate high enough to provide true RMS accuracy to the 63rd (PM9360) harmonic for current and voltage.

    6. Logging

      1. The Power Meter shall provide for onboard data logging. The Power Meter shall be able to log data, alarms, events and waveform captures.

        1. The Power Meter shall support 800kb of logging information.

        2. The Power Meter shall support 3 customizable data logs each capable of capturing up to 96 user-defined or preset quantities based on an alarm event or a time interval.

        3. The Power Meter shall support an alarm log which records date/time stamps and alarm values.

        4. The Power Meter shall support a billing log which records quantities at a user-defined interval.

        5. The Power Meter shall support a Maintenance log which records quantities at a user-defined interval.

        6. Basic logging shall will be factory set and will startup when power is applied.

    7. Alarming

      1. The Power Meter shall have set point driven alarming capability.

      2. The Power Meter shall be able to generate an email on an alarm condition.

      3. The Power Meter shall support over 50 definable alarm conditions based on pick-up, drop-out and delay variables.

      4. The Power Meter shall be able to trigger data log captures on an alarm condition.

      5. The Power Meter shall be able to trigger waveform captures on an alarm condition.

      6. The Power Meter shall be able to open or close relays on an alarm condition possibly to perform load-shedding.

      7. The Power Meter shall be able to combine any logical combination of any number of available set point conditions to control any internal or external function or event.

      8. The Power Meter shall provide custom Boolean alarms which allow the user to create an alarm condition with NAND, NOT, OR and XOR on a user-defined register value.

      9. The Power Meter shall have four alarm severity levels for any value.

      10. Indication of an alarm condition shall be given on the front display of the meter.

    8. Communications

      1. The Power Meter shall be capable of the following communications methods:

        1. Ethernet

        2. Serial – RS-232 and RS-485 (2 wire / 4 wire).

      2. The Power Meter shall support the following communications protocols:

        1. Modbus RTU (Serial) built into meter.

        2. Modbus TCP (Ethernet), with optional 10/100Mbaud Ethernet communications module.

        3. SMTP

        4. SNTP

      3. The Power Meter shall support up to 2 communications port simultaneously.

      4. The Power Meter shall support GPS time synchronization.

    9. I/O Options

      1. The Power Meter shall provide as standard 1 digital input and 1 digital solid state output / KY pulse output.

      2. The Power Meter shall be capable of supporting 13 digital inputs.

      3. The Power Meter shall be capable of supporting 5 relay outputs which can be configured for pulse output relay operation for kWh total, kVARh total, kVAh, kWh imported, kVARh imported, kWh exported, kVARh exported.

      4. The Power Meter shall be capable of supporting 2 energy pulse outputs simultaneously.

      5. The Power Meter shall have relay outputs that can be controlled by communications or by an alarm.

      6. The Power Meter shall have relay outputs that can be able to be configured for latched mode or timed mode.

      7. The Power Meter shall be capable of supporting 4 analog inputs

      8. The Power Meter shall be capable of supporting 4 analog outputs.

    10. Display

      1. The Power Meter shall have a 6-line back lit LCD display which provides 4 simultaneous quantities on-screen.

      2. The Power Meter shall be capable of having an anti-glare backlit white LCD display, both integrated or in a remote display version.

      3. The Power Meter shall have graphical displays in the form of bar graphs for current and power values.

      4. The Power Meter shall allow the user to select one of three languages to view on the screen; English, French, Spanish, German and Russian.

      5. The Power Meter shall provide local access to the following metered values:

        1. Current, per phase rms and 3-phase average.

        2. Voltage, phase-phase, phase to neutral and 3-phase average.

        3. Real Power, per phase and 3-phase total.

        4. Reactive power, per phase and 3-phase total.

        5. Apparent power, per phase and 3-phase total.

        6. Power factor, 3-phase total and per phase.

        7. Frequency

        8. Demand current, per phase and three phase average.

        9. Demand real power and three phase total.

        10. Demand apparent power and three phase total.

        11. Accumulated Energy

        12. THD, current and voltage per phase.

      6. Reset of the following values shall be allowed from the Power Meter display:

        1. Peak demand current.

        2. Peak demand power (kW) and peak demand apparent power (kVA).

        3. Energy (MWh) and reactive energy (MVARh).

      7. Setup requirements shall be allowed at the display. These include:

        1. CT Rating

        2. PT Rating

        3. System Type

        4. Watt-Hour Pulse

        5. Meter ID number

        6. Meter IP Address

    11. Power Quality

      1. The Power Meter shall be IEC 61000-4-30 class B compliant.

      2. The Power Meter shall perform EN50160 power quality evaluations.

      3. The Power Meter shall provide CBEMA/ITIC data.

      4. The Power Meter shall provide harmonic magnitudes and angles up to the 63rd.

    12. Waveform Capture

      1. The Power Meter shall perform 128 samples per cycle waveform capture recording for all six phases and store it in a non-volatile memory.

      2. The Power Meter shall be able to perform waveform capturing both on-event or manually triggered.

      3. The Power Meter shall transmit the waveform samples over the network to the manufactures PMS software for display, archival and analysis.

      4. Harmonic analysis on the waveform captures will be through the 63rd.

      5. The Power Quality Power Meter shall be able to provide up to 185 cycles of data in a waveform capture.

      6. The Power Meter shall have configurable waveform capture with flexible resolutions.

      7. The Power Meter shall have Sag / Swell detection for troubleshooting.

      8. All waveforms must reflect the actual circuit performance. Waveforms synthesized or composed over time shall not be acceptable.

    13. Advanced Features

      1. The Power Meter firmware shall be field upgradeable without any disassembly or changing of any internal circuit chips. It will also not be required to de-energize the circuit or equipment to perform the upgrade.

      2. The Power Meter firmware shall be able to trend quantity and provide a prediction of that quantity over the next 4 intervals with different time resolutions.

      3. The Power Meter firmware shall be able to provide energy used over 3 different user-defined time intervals and also the cost of that energy that has been used over the said time-interval. The time-intervals shall have different time resolutions (daily/weekly/monthly).

      4. The Power Meter shall support five languages without having to upgrade firmware. The languages are to at minimum include English, French, Spanish, German and Russian. Other languages such as Turkish are available upon request.

    14. Optional Ethernet Module

      1. The Ethernet communications module shall have an embedded web server capable of severing HTML pages with dynamic meter data displays.

      2. The HTML web pages shall allow for hyperlinks to other external HTML pages.

      3. The Ethernet module shall connect to the Ethernet LAN via a standard RJ-45 port using unshielded twisted pair cable or LC fiber optic multimode fiber (100BaseFX).

      4. There shall be indicating LED’s for trouble-shooting that indicate; TRANSMIT, RECEIVE and LINK status for the Ethernet connection and TRANSMIT, RECEIVE for the RS-485 communications.

      5. The Ethernet card shall be fully compliant with TCP/IP.

      6. The protocol used over Ethernet shall be Modbus TCP.

      7. Setup of the Ethernet card shall be accomplished via the on-board Ethernet port and a web browser.

      8. It shall be possible to upgrade the Ethernet module via the Ethernet LAN in the field.

      9. The HTML Web pages shall be configurable to display data from all the devices connected to the Ethernet communications module.

      10. HTML data shall be displayed in a tabular or trended format.

      11. The Ethernet module shall be capable of initiating an e-mail based on the alarms or custom logic programmed into the meter.

      12. A fixed Ethernet module attached to the meter and deriving power from the meter shall be used. No external or remote PLC or PC’s shall be used as a gateway.

      13. Ethernet module shall be UL Listed, NOM, CE and CSA certified.

      14. SNMP (Simple Network Management Protocol) shall be supported by the Power Meter according to the industry standard MIB2.

      15. SNMP (Simple Network Management Protocol) shall be supported to allow date and time synchronized to within 1 second.

      16. Modifying the HTML pages shall not require any Java scripting.




        1. Revenue Accurate Power Meter with Harmonics, Data Logging and Set point Control.

          1. Provide a high accuracy power meter meeting the requirements set forth in this specification. Note any exceptions taken with a detailed description.

            1. Meter shall be Siemens Type SENTRON PAC4200 Power Meter with options and features described in this section.

            2. Supply this meter at all circuits listed:

              1. [Every main on every substation].

              2. [Every location marked on the attached drawings].

              3. [Every circuit above 400A].

      1. RELATED STANDARDS

        1. Meet the following recognized standards for application in hardened environments:

          1. Device must meet all international standards for Safety and Construction applicable to this type of device:

            1. ANSI C12.20, 0.5% Revenue requirements

            2. IEC61557-12 accuracy certified samples at over 2048 per 10/12 cycles samples per cycle.

          2. The meter shall also meet the followings standard compliances:

            1. UL, CSA and CE Approvals:

              1. UL 61010-1, 2nd Ed.

              2. CAN/CSA-C22.2 NO. 61010-1-04, 2nd Ed.

              3. CE approved.

              4. Class 0.2 S acc. to IEC61557-12.( Correlates to IEC62053-22)

          3. The meter shall meet the following Safety / Construction Standards:

            1. IEC1010-1 (EN61010-1): Safety Requirements for Electrical Equipment, Control and Laboratory Use.

            2. CAN/CSA C22.2 No. 61010-1-04, 2nd Ed.: Safety requirements of Canadian Standard Association.

            3. Device must meet the following international standard for Electromagnetic Emissions:

              1. FCC: Part 15 of FCC Rules for a Class A digital device

      2. THE METER SHALL HAVE THESE STANDARD FEATUERS AT A MINIMUM:

            1. Current inputs: The meter shall accept three 5A nominal current inputs. The current inputs are capable of measuring up to 5A RMS (300V RMS maximum voltage). All current inputs provide:

              1. Dielectric withstand of 3000Vrms 47-63 Hz for 1 minute.

              2. Surge protection of 120 A RMS for 1 second, non-recurring.

            2. The meter shall have three voltage inputs (V1, V2, and V3). The voltage inputs can measure from 0 to 400 Vrms (line-to-neutral) or from 0 to 690 Vrms (line-to-line).

            3. The meter shall have provisions for direct connection (require no PTs) for Wye (Star) systems up to 400 VAC (line-to-neutral) or 690 VAC (line-to-line). All voltage inputs provide:

              1. Dielectric withstand of 3250 VAC RMS, 60 Hz for 1 minute.

              2. Overload protection of 1500 VAC RMS continuous.

            4. Power supply:

              1. [95 - 240 VAC (±10%), 50 to 60 Hz]

              2. [140 – 340V DC (±10%)]

            5. Typical burden is 6 VA, maximum burden is 8 VA. Dielectric withstand is 2000 VAC RMS, 60 Hz for 1 minute.

            6. The meter shall provide for Screw terminals to meet various regulations.

            7. Operating frequency: 45 to 64 Hz.

            8. Standard Communications port shall be a RJ45 Modbus TCP 10/100BaseT Copper Ethernet communication with “dual” master functionality. The metering instrument shall have the following optional communications ports:

              1. [Profibus DP]

    [Profibus DP will programmable to communicate 9600 BPS to 12 MPBS with supplied .GSD file.]

              1. [Modbus RTU (RS-485) serial]

    [Modbus will be programmable to communicate at speeds from 4800 to 38.4 bits per second]

            1. The meter shall support broadcast messages from up to four master computer systems through the Ethernet TCP port

            2. The meter shall provide “two” optional ports for future adder options.

            3. The meter shall provide as “standard” the following Inputs/Outputs:

              1. Two Digital Input – rated at 24 VDC / 0.7mA

              2. Two Digital Output – rated 12-24 VDC, 0-10mA

            4. A universal counter shall be designed into the meter to count pulses coming into the digital inputs for measuring variables such as Water, Gas, Air, etc.

            5. Sample Rate shall be at least 2048 samples per cycle.

            6. Meter shall support multiple languages including English, German, French, Spanish, Italian, Portuguese, Turkish, Chinese and Russian.

            7. Meter design shall be:

              1. A background-illuminated graphic LCD sized with 128 x 96 pixel resolution.

              2. An overview size of 3.78”L x 3.78”W (96 x 96mm) and a depth of 2.00” (51mm), with an optional module added the depth shall be 2.87” (73mm).

            8. Meter base design shall provide for (2) two optional expansion slots.

            9. The meter shall be able to be upgraded in the field without removing the meter.

            10. The meter shall measure the following variables as standard without optional plug in modules or optional cards;

            11. Basic Measurements

              1. Voltage (l-n) per phase, Voltage (l-l) per phase, Voltage (l-l) average, Voltage (l-n) average, Current per phase, Current average total, Active Power (kW) per phase and total, Apparent Power (kVa) per phase and total, Reactive Power (kVAR) per phase and total,

            12. Advanced Measurements (Included)

              1. Power factor (per phase and total), Voltage THD per phase, Current THD per phase, Frequency, total active power demand import/export; Meter running counter, universal counter, limit alarming for 6 values

            13. Min/Max Values

              1. Voltage (l-n) per phase, Voltage (l-l) per phase, Average Voltage (l-l) and (l-n) total; Current per phase, Active Power (kW) per phase and total, Apparent Power (kVa) per phase and total, Reactive Power (kVAR) per phase and total, Power factor (per phase and total), Voltage THD per phase, Current THD per phase, Frequency,

            14. Energy Measurements

              1. Energy (kWh) import/export , high/low tariff; Apparent energy (kVAh), high/low tariff; Reactive energy (kVARh) import/export, high/low tariff Peak power demand (kW), Current demand, Peak current demand, Neutral current, Reactive power (kVAR) peak demand, Apparent power (kVA) peak demand,.

              2. The meter shall calculate the following information for any reading at 1-second intervals:

              3. Sliding window demands for any parameter with user-programmable length of demand period.

              4. Number of sub-periods to match local utility billing method.

            15. The meter shall display “actual” readings on the display. No manual calculation shall be required to obtain actual readings.

            16. The meter shall display all measured parameters on the front display.

            17. Harmonic Bar Charts shall be available on the display.

            18. Phasor Diagram shall be available on the display to provide fast system diagnostics.

            19. Remote access to all metering parameters shall be available through the Ethernet communications port and Serial port at the same time.

            20. Meter shall provide as standard the ability to customize up to four screens.

            21. The meter shall act as a “Gateway” allowing up to 32 Modbus serial to be connected to the meter and the data passed to the Ethernet LAN.

            22. An internal Clock shall be provided to allow time and date stamping of data.

            23. The meter shall have the ability to monitor as least twelve (12) different set points for alarming. These include: V, I, Power, VAR, VA, Freq, THD and PF.

            24. Standard logic functionality shall be available in the meter for setting up custom alarms that can be sent out via the digital output or through the communications port.

            25. The meters shall be field programmable as follows:

              1. Basic parameters: Voltage input scale, voltage mode (Wye, Delta, single phase), current input scale, auxiliary input and output scales, and communications setup parameters are programmable from the front panel.

              2. All basic parameters described above may be programmed via the communications port using a portable or remotely located computer terminal.

              3. Provisions must be made to ensure that programming through a computer can be secured by user ID and password.

              4. Provisions must be made to ensure that programming through the front panel is secured by password.

            26. The meter shall include flash memory to store in non-volatile memory the following:

              1. All setup data

              2. Accumulated energy and demand data.

    hh. The meter shall include data and event logging, as follows:

              1. Kw, kWd, Min/Max values for up to 40 days at 15 min intervals.

              2. Event logging for up to 4096 operations.

              3. Logs shall be first in first out or fixed.

              4. Date and time synchronization shall be through the digital input, communication interfaces or internal clock.

    II. Storage of load demand values



              1. Meter shall have storage capacity of up to 4096 operation, control or system events

              2. Power demand values (load profile) for apparent, active and reactive power for 4 month with minimum & maximum values at a 15min. measuring period

              3. Total reactive power, fundamental reactive power or distorted reactive
                power, selectable

              4. Arithmetic or cumulated power demand values could be calculated

              5. Synchronization via digital input, communication interfaces or internal clock

              6. Supports fixed or rolling block method.



      1. DESIGN [Select either 2.4.A.1 or 2.4.A.2. For 2.4.A.2, select a, b, c, d, e, f or g]

        1. The SENTRON PAC4200 meter shall be available in the following unit design configurations:

          1. One-piece design that fits into a standard 96mm x 96mm” cutout.

          2. Din Rail Mounting

          3. [Multi Meter Pack Enclosure with the following sizes:

            1. [One meter]

            2. [Up to Two meters]

            3. [Up to Four meters]

            4. [Up to Six meters]

            5. [Up to Eight meters]

            6. [Up to Ten meters]

            7. [Up to Twelve meters] ]


    A. Revenue Accurate Multifunction Power Meter with Harmonics.

          1. Provide a high accuracy power meter meeting the requirements set forth in this specification. Note any exceptions taken with a detailed description.

            1. Meter shall be Siemens Type SENTRON PAC3200 Power Meter with options and features described in this section.

            2. Supply this meter at all circuits listed:




              1. Section 16145 – Lighting Control Devices

              2. Section 16430 – Low Voltage Switchgear

              3. Section 16441 – Switchboard

              4. Section 16442 – Panelboards

              5. Section 16443 – Motor Control Centers]

                1. Feeders as shown on the drawings [List all circuits/applications where this meter will be applied in associated distribution equipment.]

                  1. [Every main on every substation]

                  2. [Every location marked on the attached drawings]

      1. RELATED STANDARDS

        1. Meet the following recognized standards for application in hardened environments:

          1. Device must meet all international standards for Safety and Construction applicable to this type of device:

            1. ANSI C12.20, 0.5% Revenue requirements

            2. IEC 62053-22/23 accuracy certified samples at over 64 samples per cycle

          2. The meter shall also meet the followings standard compliances:

            1. UL, CSA and CE Approvals:

              1. UL 61010-1, 2nd Ed.

              2. CAN/CSA-C22.2 NO. 61010-1-04, 2nd Ed.

              3. CE approved.

            2. Class 0.5 S acc. to IEC62053-22.

          3. The meter shall meet the following Safety / Construction Standards:

            1. IEC1010-1 (EN61010-1): Safety Requirements for Electrical Equipment, Control and Laboratory Use.

            2. CAN/CSA C22.2 No. 61010-1-04, 2nd Ed.: Safety requirements of Canadian Standard Association.

      2. THE METER SHALL HAVE THESE STANDARD FEATUERS AT A MINIMUM:

          1. Basic hardware requirements of the Multifunction Power Meter are as follows:

            1. Current inputs: The meter shall accept three 5A nominal current inputs. The current inputs are capable of measuring up to 5A RMS (300V RMS maximum voltage). All current inputs provide:

              1. Dielectric withstand of 3000Vrms 47-63 Hz for 1 minute.

              2. Surge protection of 120 A RMS for 1 second, non-recurring.

            2. The meter shall have three voltage inputs (V1, V2, and V3). The voltage inputs can measure from 0 to 400 Vrms (line-to-neutral) or from 0 to 690 Vrms (line-to-line).

            3. The meter shall have provisions for direct connection (require no PTs) for Wye (Star) systems up to 400 VAC (line-to-neutral) or 690 VAC (line-to-line). All voltage inputs provide:

              1. Dielectric withstand of 3250 VAC RMS, 60 Hz for 1 minute.

              2. Overload protection of 1500 VAC RMS continuous.

            4. Power supply:

              1. [95 - 240 VAC (±10%), 50 to 60 Hz]

              2. [140 – 340V DC (±10%)]

            5. Typical burden is 6 VA, maximum burden is 8 VA. Dielectric withstand is 2000 VAC RMS, 60 Hz for 1 minute.

            6. Operating frequency: 45 to 64 Hz.

            7. Standard Communications port shall be a RJ45 Modbus TCP 10BaseT Copper Ethernet communication is standard. The metering instrument shall have the following optional communications ports:

              1. [Profibus DP]

              2. [Profibus DP will programmable to communicate 9600 BPS to 12 MPBS with supplied .GSD file.]

              3. [Modbus RTU (RS-485) serial]

              4. [Modbus will be programmable to communicate at speeds from 4800 to 38.4 bits per second]

            8. The meter shall support broadcast messages from a host computer system.

            9. Inputs/Outputs: The meter shall have:

              1. One Digital Input – rated at 24 VDC / 0.7mA

              2. One Digital Output – rated 12-24 VDC, 0-10mA

            10. A universal counter shall be designed into the meter to count pulses coming into the digital inputs for measuring variables such as Water, Gas, Air, etc.

            11. Sample Rate shall be at least 400 samples per cycle.

            12. Meter shall support multiple languages including English, German, French, Spanish, Italian, Portuguese, Turkish, Chinese and Russian.

            13. Meter design shall be:

              1. A background-illuminated graphic LCD with resolutions of 128 x 96 pixels.

              2. An overview size of 3.78”L x 3.78”W (96 x 96mm) and a depth of 2.00” (51mm), with an optional module added the depth shall be 2.87” (73mm).

        1. The meter shall be able to be upgraded in the field without removing the meter.

        2. The meter shall measure the following variables as standard without optional plug in modules or optional cards;

          1. Basic Measurements

            1. Voltage (l-n) per phase, Voltage (l-l) per phase, Voltage (l-l) average, Voltage (l-n) average, Current per phase, Current average total, Active Power (kW) per phase and total, Apparent Power (kVa) per phase and total, Reactive Power (kVAR) per phase and total,

          2. Advanced Measurements (Included)

            1. Power factor (per phase and total), Voltage THD per phase, Current THD per phase, Frequency, total active power demand import/export; Meter running counter, universal counter, limit alarming for 6 values

          3. Min/Max Values

            1. Voltage (l-n) per phase, Voltage (l-l) per phase, Average Voltage (l-l) and (l-n) total; Current per phase, Active Power (kW) per phase and total, Apparent Power (kVa) per phase and total, Reactive Power (kVAR) per phase and total, Power factor (per phase and total), Voltage THD per phase, Current THD per phase, Frequency,

          4. Energy Measurements

            1. Energy (kWh) import/export , high/low tariff; Apparent energy (kVAh), high/low tariff; Reactive energy (kVARh) import/export, high/low tariff Peak power demand (kW), Current demand, Peak current demand, Neutral current, Reactive power (kVAR) peak demand, Apparent power (kVA) peak demand,.

        3. The meter shall calculate the following information for any reading at 1-second intervals:

          1. Sliding window demands for any parameter with user-programmable length of demand period.

          2. Number of sub-periods to match local utility billing method.

        4. The meter shall display “actual” readings on the display. No manual calculation shall be required to obtain actual readings.

        5. The meter shall display all measured parameters on the front display. Simultaneous access to all parameters is available through the communications port.

        6. The meter shall have the ability to monitor as least six (6) different set points for alarming. These include: V, I, Power, VAR, VA, Freq, THD and PF.

        7. Standard logic functionality shall be available in the meter for setting up custom alarms that can be sent out via the digital output or through the communications port.

        8. The meters shall be field programmable as follows:

          1. Basic parameters: Voltage input scale, voltage mode (Wye, Delta, single phase), current input scale, auxiliary input and output scales, and communications setup parameters are programmable from the front panel.

          2. All basic parameters described above may be programmed via the communications port using a portable or remotely located computer terminal.

          3. Provisions must be made to ensure that programming through a computer can be secured by user ID and password.

          4. Provisions must be made to ensure that programming through the front panel is secured by password.

        9. The meter shall include flash memory to store in non-volatile memory the following:

          1. All setup data

          2. Accumulated energy and demand data.



        1. The SENTRON PAC3200 meter shall be available in the following unit design configurations:

          1. [One-piece design that fits into an 96mmx96mm cutout.]

          2. Din Rail Mountable version

          3. [Multi Meter Pack Enclosure (NEMA 1) with the following sizes:

            1. [One meter]

            2. [Up to Two meters]

            3. [Up to Four meters]

            4. [Up to Six meters]

            5. [Up to Eight meters]

            6. [Up to Ten meters]

            7. [Up to Twelve meters] ]


    A. Revenue Accurate Multifunction Basic Power Meter.

          1. Provide a high accuracy power meter meeting the requirements set forth in this specification. Note any exceptions taken with a detailed description.

            1. Meter shall be Siemens Type SENTRON PAC3100 Power Meter with features described in this section.

            2. Supply this meter at all circuits listed:

              1. Section 16145 – Lighting Control Devices

              2. Section 16430 – Low Voltage Switchgear

              3. Section 16441 – Switchboard

              4. Section 16442 – Panelboards

              5. Section 16443 – Motor Control Centers]




      1. RELATED STANDARDS

        1. Meet the following recognized standards for application in hardened environments:

          1. Device must meet all international standards for Safety and Construction applicable to this type of device:

            1. ANSI C12.16, 1% Revenue requirements

            2. IEC 62053-22/23 accuracy certified samples at over 64 samples per cycle

          2. The meter shall also meet the followings standard compliances:

            1. UL, CSA and CE Approvals:

              1. UL 61010-1, 2nd Ed.

              2. CAN/CSA-C22.2 NO. 61010-1, 2nd Ed.

              3. CE approved.

            2. Class 1 acc. to IEC62053-22.

          3. The meter shall meet the following Safety / Construction Standards:

            1. IEC1010-1 (EN61010-1): Safety Requirements for Electrical Equipment, Control and Laboratory Use.

            2. CAN/CSA C22.2 No. 61010-1-04, 2nd Ed.: Safety requirements of Canadian Standard Association.

      2. THE METER SHALL HAVE THESE STANDARD FEATUERS AT A MINIMUM:

            1. Current inputs: The meter shall accept three 5A nominal current inputs. The current inputs are capable of measuring up to 5A RMS (300V RMS maximum voltage). All current inputs provide:

              1. Dielectric withstand of 3000Vrms 47-63 Hz for 1 minute.

              2. Surge protection of 120 A RMS for 1 second, non-recurring.

            2. The meter shall have three voltage inputs (V1, V2 and V3). The voltage inputs can measure from 0 to 480 Vrms (line-to-line).

            3. The meter shall have provisions for direct connection (require no PTs) for Wye (Star) systems up to 277 VAC (line-to-neutral). All voltage inputs provide:

              1. Dielectric withstand of 3250 VAC RMS, 60 Hz for 1 minute.

              2. Overload protection of 1500 VAC RMS continuous.

            4. Power supply:

              1. [100 - 240 VAC (±10%), 50 to 60 Hz]

              2. [110 – 250V DC (±10%)]

            5. Typical burden is 6 VA, maximum burden is 8 VA. Dielectric withstand is 2000 VAC RMS, 60 Hz for 1 minute.

            6. Operating frequency: 45 to 64 Hz.

            7. Standard Communications port shall be a Modbus RS485 as standard.

            8. The meter shall support broadcast messages from a host computer system.

            9. Inputs/Outputs: The meter shall have:

              1. Two Wet Digital Inputs – rated at 24 VDC / 0.7mA

              2. Two Wet Digital Outputs – rated 0-30 VDC, 0-10mA

            10. A universal counter shall be designed into the meter to count pulses coming into the digital inputs for measuring variables such as Water, Gas, Air, etc.

            11. Sample Rate shall be at least 64 samples per cycle.

            12. Meter shall support multiple languages including English, German, French, Spanish, Italian, Portuguese, Turkish, Chinese and Russian.

            13. Meter design shall be:

              1. A background-illuminated graphic LCD sized 128 x 96mm.

              2. An overview size of 3.78”L x 3.78”W (96 x 96mm) and a depth of 2.00” (51mm), with an optional module added the depth shall be 2.87” (73mm).

      3. OVERVIEW

        1. The meter shall be able to be upgraded in the field without removing the meter.

        2. The meter shall measure the following variables as standard without optional plug in modules or optional cards:

          1. Basic Measurements

            1. Voltage (l-n) per phase, Voltage (l-l) per phase, Voltage (l-l) average, Voltage (l-n) average, Current per phase, Current average total, Active Power (kW) per phase and total, Apparent Power (kVa) per phase and total, Reactive Power (kVAR) per phase and total.

          2. Advanced Measurements (Included)

            1. Total Power factor, frequency, total active power demand import/export, Min/Max Values

            2. Voltage (l-n) per phase, Voltage (l-l) per phase, Average Voltage (l-l) and (l-n) total; Current per phase, Active Power (kW) per phase and total, Apparent Power (kVa) per phase and total, Reactive Power (kVAR) per phase and total, total Power factor, Frequency.

          3. Energy Measurements

            1. Active Energy (kWh) import/export/net, Reactive energy (kVARh) import/export/net, Peak power demand (kW), Current demand, Peak current demand, Neutral current, Reactive power (kVAR) peak demand, Apparent power (kVA) peak demand.

        3. The meter shall calculate the following information for any reading at 1-second intervals:

          1. Sliding window demands for any parameter with user-programmable length of demand period.

          2. Number of sub-periods to match local utility billing method.

        4. The meter shall display “actual” readings on the display. No manual calculation shall be required to obtain actual readings.

        5. The meter shall display all measured parameters on the front display. Simultaneous access to all parameters is available through the communications port.

        6. Standard logic functionality shall be available in the meter for setting up custom alarms that can be sent out via the digital output or through the communications port.

        7. The meters shall be field programmable as follows:

          1. Basic parameters: Voltage input scale, voltage mode (Wye, Delta, single phase), current input scale, auxiliary input and output scales and communications setup parameters are programmable from the front panel.

          2. All basic parameters described above may be programmed via the communications port using a portable or remotely located computer terminal.

          3. Provisions must be made to ensure that programming through a computer can be secured by user ID and password.

          4. Provisions must be made to ensure that programming through the front panel is secured by password.

        8. The meter shall include flash memory to store in non-volatile memory the following:

          1. All setup data

          2. Accumulated energy and demand data.

      4. DESIGN [Select either 2.4.A.1 or 2.4.A.2. For 2.4.A.2, select a, b, c, d, e, f or g]

        1. The SENTRON PAC3100 meter shall be available in the following unit design configurations:

          1. [One-piece design that fits into an 96mmx96mm cutout.]

          2. Din Rail Mountable Version

          3. [Multi Meter Pack Enclosure (NEMA 1) with the following sizes:

            1. [One meter]

            2. [Up to Two meters]

            3. [Up to Four meters]

            4. [Up to Six meters]

            5. [Up to Eight meters]

            6. [Up to Ten meters]

            7. [Up to Twelve meters] ]



    1. EXECUTION

      1. INSTALLATION

        1. The Contractor shall furnish, install and terminate all communication conductors and associated conduits external to any factory supplied equipment.

        2. All communication conductor wiring and routing shall be per the manufacturer's recommendations and as shown on the contract drawings.

        3. Install Power Management Engineering Station in a secure location and connect all appropriate communication cables.

      2. ADJUSTMENTS AND CLEANING

        1. Clean exposed surfaces using manufacturer recommended materials and methods.

      3. TESTING

        1. The following standard factory procedures and tests shall be performed on the equipment provided under this section.

          1. Configure and load all software on Power Management Engineering Station at the manufacturer's factory.

          2. Test and operate computer and software in a simulated system mode for minimum of 24 hours.

        2. Furnish the services of a manufacturer's representative to assist the owner in starting-up and training the system for [____days] [the number of days specified in section 3.6.F below]. The manufacturer's representative shall be factory-trained and shall have a thorough knowledge of the software, hardware and system programming. The manufacturer's representative shall provide the following services:

          1. Setting all the addresses of all devices in the equipment.

          2. Verifying and troubleshooting the integrity of the data lines (run by the contractor).

          3. Assisting the contractor and owner in correcting any data line problems.

          4. Coordinating any possible warranty problems.

          5. Verify the EPMS screens match the field device readings.

        3. Verify complete system operation including all hardware, software and communication devices.

        4. Verify networking performance with all interfacing systems by other manufacturers.



      1. WARRANTY

        1. Equipment manufacturer warrants that all goods supplied are free of non-conformities in workmanship and materials for one year from date of initial operation, but not more than eighteen months from date of shipment.

      2. SOFTWARE SERVICE AGREEMENT

        1. [The electrical equipment manufacturer shall include [a 1 year] [2 years] [3 years] of Software Service Agreement which provides customer with software upgrades for the software specified above as they are available. ]

      3. SYSTEM START-UP AND TRAINING

        1. Project management shall be provided for the entire project through a single source of contact. The end-user shall also provide a single source of contract with authority over the project to make decisions on timely bases.

        2. On-Site start-up and training of the Owners personnel on the EPMS shall be included in the project bid.

        3. Start-Up shall consist of complete configuration and in-service testing of the system, to confirm proper operation of the EPMS.

        4. Training shall include any documentation and hands-on exercises needed by the owner’s personnel, to assume full responsibility for the EPMS.

        5. Supplier shall have a remote fully functional training facility for advanced EPMS training classes.

        6. The project bid shall include a minimum of:

          1. [___] trips for pre-startup review meetings.

          2. [___] days for on-site start-up services which includes installing the EPMS software at the server location and configuring the software & metering devices.

          3. [___] days of on-site EPMS training will be provided that includes hands-on and written material.

          4. The bid shall include [___] follow-up days for completion/modification of work as needed.

    END OF SECTION

    May 19, 2018 [Project Name]

    Power Monitoring and Control [26 09 13] [16290]-




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