g Nuovo Pignone No.
STD-ET-211
COMMISSIONING page 1 of 2
FIRENZE FORM date
MV ELECTRICAL MOTORS
Motor Item:.....................................................................................................................................................
Service:...........................................................................................................................................................
INSTRUMENTS FOR TEST
- Voltage generator for voltage applied test
- 500 - 5000 V megger
Motor insulation M ohm R S T -. ground = NOTES
Polarization
Time R - ( S T ground )= S - (R T ground )= T - ( R S ground )=
1 min.
10 min.
IP =
Load test
Nom. volt. V = Pickup time sec.= Curr.Abs.. A. =
Pickup curr. A = Speed RPM = Direct. of rot.=
Bearings
Bearing 1 - Lubrication Temp. °C =
Bearing 2 - Lubrication Temp. °C =
Instruments
Thermometers
Thermoresistances
2.3 Initial plant situation
Power supply panel energized
Functional tests of control logic
Control cables tested and connected
Power supply cables tested and connected
STD-ET-211 Page 1 of 2
MV ELECTRICAL MOTORS
Ground connection tested and tightened
Motor connected as per project
Coupling uncoupled (where possible).
Mechanical checks
Danger warning bills hanged
3.1 Preliminary checks
Electrical energizing in safety
Heaters (if any)
Insulation resistance of motor
Power supply compartment
Thermic relay calibration
Free rotation of motor by hand
3.2 Functional test
Direction of rotation
3.3 No load test See mechanical Standard
3.4 Load test See mechanical Standard
4.0 Final setup
Contractor Nuovo Pignone: Final Client:
....................................................... .......................................................... .........................................................
STD-ET-211 Page 2 of 2
