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Fan transformer wiring – Rockwell Automation 1336VT 5-300 AMP (2.2-160KW) User Manual

Page 57

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Wiring

Chapter 6

6-13

TB1

L1

L2

L3

Fan 1

T1

415V AC

380V AC

460V AC

120V AC

1

2

TB4

Fan Transformer Wiring

180 Amp drives are shipped from
the factory with Fan Transformer T1
connected for 460V operation. Fan
Transformer T1 has three tab
connections marked 460V, 380V and
415V. For 380 or 415V drive
operation, the Fan Transformer lead
at transformer T1 must be
unplugged and reconnected.

Terminal Block TB1 -

180ĂAmp Power Wiring (cont.)

Maximum Wire Size and Torque Requirements

Power

Drive

Maximum

Rating

Output

Wire

Wire

Maximum

Code

Current

Group

n

Size

C

Torque

c

150

180 Amps

2

350 MCM

275 In-lbs

n

Wire group number chart, page 6-3.

C

185 mm

2

.

c

31.08 N-m.

Use the following guidelines when selecting branch circuit protection.

180 Amp Drive

Fuse Size 300A

Fuse Type A4J, JJS or Equivalent