Specifications

PIP ELTFT01
March 2001 Field Inspection and Testing of
New Electrical Equipment
Process Industry Practices Page 19 of 23
12.4.3 For motors rated over 600 volts, with motor uncoupled, perform a 1-hour
run-in test on each motor.
1. Record no-load current.
2. Record bearing temperatures and vibration levels.
3. Verify motor operation at magnetic center.
13. Low-Voltage Switchgear
13.1 Equipment and Installation Check Items
13.1.1 Check switchgear assembly for alignment, levelness, and tightness of all
bolting.
13.1.2 Check all equipment for removal of blocking, supports, temporary ties, and
temporary jumper wires.
13.1.3 Check control power transformer and PT fuses for size, type, and circuit
location.
13.1.4 Check PT and CT ratios.
13.1.5 Check control power transformer size.
13.1.6 Check all components for proper identification per the drawings and
specifications.
13.1.7 When installed, check high-resistance grounding equipment, connections,
and settings for conformance to drawings and specifications.
13.2 Equipment and Installation Inspection Items
13.2.1 Inspect switchgear bus bar connections for tightness by verifying that the
torque meets manufacturer’s specifications. Verify that connection hardware
is consistent with the Owner’s project specifications.
13.2.2 Inspect switchgear bus supports for cleanliness and tightness.
13.2.3 Inspect ground connection to switchgear ground bus.
13.2.4 Inspect proper operation of drawout mechanism including mechanical
interlocks, position indicators, and safety features.
13.2.5 Inspect circuit breaker insulating parts for cleanliness and dryness.
13.2.6 Inspect circuit breaker electrical contact surfaces for cleanliness and
smoothness. Lubricate per manufacturer's instructions.
13.2.7 Inspect circuit breaker contact wipe and alignment and verify that it is in
accordance with manufacturer’s recommendations.
13.2.8 Inspect proper operation of breaker mechanical trip function.
13.2.9 Inspect lubrication of all breaker moving parts.
13.2.10 Inspect stab adjustment and lubricate per manufacturer's instructions.