Specifications

Scope of Work Attachment L-2
Revised 12/12
Page 3 of 3
1.1. Check internal power connections in Flywheel module for tightness while observing proper
safety precautions
1.2. Check all control wiring terminations and plugs in Flywheel module for tightness and/or proper
setting
1.3. Check to see that all subassembly heat sinks are secure
1.4. Verify bearing and hardware installation
2. ELECTRICAL PRE-CHECK
2.1. Check Flywheel system for grounds
2.2. Check DC bus for short circuits
2.3. Check power terminations for proper voltages
2.4. Check and adjust, if necessary, all power supply voltages
2.5. Check all lamp test functions
2.6. Verify auxiliary power supply
2.7. Check cooling fans
2.8. Verify internal operations
3. INSTALLATION VERIFICATION (power system configuration dependant on Flywheel type)
3.1. Verify power wiring to and from the UPS system has been properly installed
3.2. Verify correct polarity of all Flywheel DC cabling to the UPS and battery *
3.3. Verify grounding from Flywheel to the UPS cabinet, and all battery cabinets *
3.4. Ensure that the auxiliary power ground is on the same ground plane as the UPS and Flywheel
4. INITIAL UNIT ENERGIZATION
4.1. Verify all system annunciations are in "go" condition
4.2. Energize unit and verify proper DC walkup and Flywheel RPM
4.3 Verify that vacuum is adequate and stable