User guide

Rockwell Automation Publication 23C-IN001B-EN-P - June 2013 183
Chapter 4
Electrical Installation
This chapter provides information on electrical installation of a PowerFlex Drive
Package for Fan and Pump Applications.
Power Wire Size
Requirements
Wire size should be determined based on the size of the conduit openings, and
applicable local, national and international codes such as NEC/CEC.
Power Terminal Block
Specification
Input power wiring should be sized according to applicable codes to handle the
drive's continuous-rated input current. Output wiring should be sized according
to applicable codes to the handle the drive's continuous-rated output current. See
Tab le 14
for the range of power wire sizes that the terminals can accommodate.
Table 14 - Power Wire Sizes
Topic Page
Power Wire Size Requirements 183
Power Terminal Block Specification 183
Control and Signal Wiring 184
Installing Input Power Wiring 184
Installing Output Power Wiring 185
Installing an Optional Transformer or Reactor 185
ATTENTION: National codes and standards (NEC, VDE, BSI, etc.) and local codes
outline provisions for safely installing electrical equipment. Installation must
comply with specifications regarding wire types, conductor sizes, branch circuit
protection, and disconnect devices. Failure to do so may result in personal injury
and/or equipment damage.
Name Package
Style
Hp Wire Size Range Torque
208V AC 480V AC Minimum Maximum
Input Power
L1(R), L2 (S), L3 (T)
A & B 3…5 3…10 14 AWG 8 AWG 12
7.5…10 15…25 14 AWG 4 AWG 35
15…20 30…50 14 AWG 2 AWG 35
25…40 60…100 6 AWG 250 MCM 275
50 125…200 (2) 1/0 350 MCM 275
– 250…300 (2) 2/0 350 MCM 275
– 350 (3) 3/0 350 MCM 275