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7000 "A" Frame
Cable Insulation
The cable insulation requirements for the PowerFlex 7000 "A"
Frame drive are given in the tables below.
A T T E N T I O N
A T T E N T I O N
Cable Insulation Requirements for AFE Drives with Separate Isolation Transformer
System Voltage (V, RMS)
2400
3000
3300
4160
6000
6300
6600
Cabling from secondary side of Isolation Transformer to input of VFD
Cable Insulation Requirements for "Direct-to-Drive" Technology or Integral
Isolation Transformer
System Voltage (V, RMS)
2400
3000
3300
4160
6000
6300
6600
Voltage ratings shown in the following
tables are peak line-to-ground. Some cable
manufacturers rate voltage line-to-line RMS.
Ensure the cable meets the rating specified
in the following tables.
Cable Insulation Rating (kV)
(Maximum Peak Line-to-Ground)
≥ 4.1
≥ 5.12
≥ 5.63
≥ 7.1
≥ 10.8
≥ 11.4
≥ 11.8
Cable Insulation Rating (kV)
(Maximum Peak Line-to-Ground)
Line Side
≥ 2.2
≥ 2.75
≥ 3.0
≥ 3.8
≥ 5.5
≥ 5.8
≥ 6.0
Drive Installation
2-25
Machine Side
≥ 2.2
≥ 2.75
≥ 3.0
≥ 3.8
≥ 5.5
≥ 5.8
≥ 6.0
Machine Side
≥ 2.2
≥ 2.75
≥ 3.0
≥ 3.8
≥ 5.5
≥ 5.8
≥ 6.0
7000A-UM151E-EN-P - October 2018
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