FEC AFC1500 User Manual

Page 149

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AFC1500 Operations Manual

Chapter 8: Maintenance and Inspection (Rev. 6: 10/09)

Page 8-5



FIG. 8-2-3 Motor Inspection

Motor Winding Resistance*

MOTOR SIZE

Pins J - K Pins K - L

Pins L - J

60W (M1)

15.5Ω

15.5Ω

15.5Ω

80W (M2)

5.2Ω

5.2Ω

5.2Ω

200W (M3)

1.7Ω

1.7Ω

1.7Ω

1500W (M4)

.9Ω

.9Ω

.9Ω

3000W (M5)

.25Ω

.25Ω

.25Ω

Tolerance + / - 10%

Resolver Winding Resistance

MOTOR SIZE

Pins A - B

Pins C - D

Pins E - F

60W (M1)

100 −115 Ω

90 − 100 Ω

90 − 100 Ω

80W (M2)

100 −115 Ω

90 − 100 Ω

90 − 100 Ω

200W (M3)

100 −115 Ω

90 − 100 Ω

90 − 100 Ω

1500W (M4)

30 − 40 Ω

50 − 65 Ω

50 − 65 Ω

3000W (M5)

30 − 40 Ω

50 − 65 Ω

50 − 65 Ω

Resolver windings should not be “Open” or zero ohms.

Insulation Resistance

MOTOR SIZE

Pins J - K

Pins K - L

Pins L - J

ALL

More than 50 megohms at 500 VDC

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