Figure 9: Example Operate phase performance standard template PS004 FIREWATER PUMPS PERFORMANCE STANDARD OWNER Review By email 06/08/2008 Signed off Date Function no. Functional criteria Minimum assurance task Assurance measure Fire pump starts on demand Robert Baraciolli BARRIER REFERENCE SAFETY CRITICAL ELEMENT GROUP PROTECTION SYSTEMS Y/N Assurance value Y/N Y/N Each fire pump shall operate in accordance with its design characteristic. Each fire pump shall start on demand from initiation signals. Each pump shall be capable of running without interruption for the duration of a defined emergency event. Control Room Fire and Gas Panel shall indicate Fire Pump status. To supply combustion and cooling air to the diesel drivers associated with fire pumps. 1.1 Fire pump performance characteristic Carry out performance test run of fire pump inline with the design pump curve to ensure capability to deliver the largest firewater demand. 2.1 Fire pump initiation test The fire pumps shall start, upon receipt of start signal from Local panel pushbutton • F&G panel pushbutton • Fire main pressure switch It is not necessary to test all three of the above during each test performance, but the testing regime shall ensure all start signals are tested equally. 3.1 Fire pump status indication Initiation, and running, of the fire pumps shall be indicated on the control room fire and gas panel. 4.1 Fire pump HVAC The dedicated fire pump HVAC systems shall be operable in terms of min/max temperature and air changes for the duration of the test. Firewater discharge pressure Firewater flow rate >=(pressure) >=(Flow) To provide firewater on demand to extinguish or limit the spread and effects of afire SCE GOAL Fire pump running visible alarm HVAC system operable Operate phase performance standard template 5 Each pump shall be capable of running without interruption for the duration of a defined emergency event.
