User Manual

Wiring
Chapter 6
6-9
Terminal Block TB1 - B040B050 Fan Transformer Wiring
B040B050 & C040C050
Drives rated B040-B050 are shipped from the factory with Fan
Power Wiring (cont.) Transformer T1 connected for 460V operation. Fan Transformer T1 has
three leads marked 460V, 380V and 415V, each terminated by a keyed
connector. For 380 or 415V drive operation, the Fan Transformer lead at
L2 must be unplugged and reconnected as shown on the previous page.
C040C050 Fan Transformer Wiring
For drives rated C040-C050, reconnection of fan transformer T1 is not
required for 500 or 600V AC operation.
Terminal Block TB1 -
B040B050 Power Wiring
Power Drive Maximum
Rating Output Wire Wire Maximum
Code Current Group
❶ Size ❷ Torque ❸
B040 60 Amps 2 2/0 AWG 120 In-lbs
B050 75 Amps 2 2/0 AWG 120 In-lbs
❶
W ire group number chart, page 6-3.
❷ 70 mm
2
.
❸ 13.56 N-m.
Select from the following drive input fuses when using branch circuit protection.
Drive Rating B040 Fuse Size 80A Fuse Type A4J, JJS or Equivalent
Drive Rating B050 Fuse Size 100A Fuse Type A4J, JJS or Equivalent
Terminal Block TB1 -
C040C050 Power Wiring
Power Drive Maximum
Rating Output Wire Wire Maximum
Code Current Group
❶ Size ❷ Torque ❸
C040 45 Amps 2 2/0 AWG 120 In-lbs
C050 57 Amps 2 2/0 AWG 120 In-lbs
❶
W ire group number chart, page 6-3.
❷ 70 mm
2
.
❸ 13.56 N-m.
Select from the following drive input fuses when using branch circuit protection.
Drive Rating C040 Fuse Size 45A Fuse Type A4J, JJS or Equivalent
Drive Rating C050 Fuse Size 60A Fuse Type A4J, JJS or Equivalent