Laserfiche WebLink
Mobile Substations and Temporary Equipment <br />Interval <br />Regulator: <br />Power Factor Tests <br />36 <br />Power Circuit Breakers: <br />Operating Mechanism <br />36 <br />Disassembly + Controls + Auxiliary Equipment <br />72 <br />Circuit Switchers: <br />Contact Resistance + Comprehensive Maint <br />72 / 250 Op / 5 F <br />Interrupter Replacement <br />As Required <br />Relays: <br />Functional and Calibration Tests <br />36 <br />Hydrogen Monitor (Hydran) <br />36 <br />Batteries: <br />Cell Voltage + Cell Impedance + Strap Resistance <br />12 <br />+ Fluid Level <br />Capacity Test <br />As required <br />Fluid Level <br />Performed during <br />every installation <br />Cables: <br />Micro -Ohm Resistance <br />12 <br />DC Hi -Pot Test <br />12 <br />Energization Test <br />Performed during <br />every installation <br />Grounds: <br />Check for tightness and resistance <br />36 <br />Structural Components: <br />Check entire structure for loose, worn, rusted, and <br />36 <br />damaged components <br />Trailer: <br />Check lights, tires, brakes, axle bearings, hitch, <br />Before each <br />and overall condition <br />move <br />12 Month detailed <br />inspection <br />OO Consists of Dissolved Gas -in -oil Analysis (DGA) and oil mini - screen which includes moisture -in- <br />oil tests (D- 1533), IFT (D -971), and acid number (D -974). Sample should be taken while the unit <br />is in- service. <br />O Auxiliary equipment includes gages, indicators, alarms, sensors, pumps, fans, arresters, power <br />fuses, etc. <br />OO Auxiliary equipment includes gauges, indicators, alarms, sensors, etc. <br />F Number of Fault Operations <br />Op Number of Mechanical Operations <br />Mobile - Memorandum of Understanding 4/28/2010 Page 9 of 11 <br />