Danfoss VLT AutomationDrive FC 301 Design Guide

9.2.2 Entry Holes
1. Remove cable entry from the frequency converter
(Avoiding foreign parts falling into the frequency
converter when removing knockouts).
2. Cable entry has to be supported around the
knockout to be removed.
3. The knockout can now be removed with a strong
mandrel and a hammer.
4. Remove burrs from the hole.
5. Mount cable entry on frequency converter.
The suggested use of the holes are recommendations, but
other solutions are possible. Unused cable entry holes can
be sealed with rubber grommets (for IP21).
[4]
[5]
[1]
[3]
[2]
130BB656.10
Hole number and
recommended use
Dimensions
1)
Nearest
metric
UL [in] [mm]
1) Mains 3/4 28.4 M25
2) Motor 3/4 28.4 M25
3) Brake/load sharing 3/4 28.4 M25
4) Control cable 1/2 22.5 M20
5) Control cable 1/2 22.5 M20
1) Tolerance ± 0.2 mm
Illustration 9.1 A2 - IP21
[4]
[5]
[6]
[1]
[3]
[2]
130BB657.10
Hole number and
recommended use
Dimensions
1)
Nearest
metric
UL [in] [mm]
1) Mains 3/4 28.4 M25
2) Motor 3/4 28.4 M25
3) Brake/load sharing 3/4 28.4 M25
4) Control cable 1/2 22.5 M20
5) Control cable 1/2 22.5 M20
6) Control cable 1/2 22.5 M20
1) Tolerance ± 0.2 mm
Illustration 9.2 A3 - IP21
[5]
[3]
[2]
[4]
[1]
130BB663.10
Hole number
and
recommended
use
Dimensions
1)
Nearest metric
UL [in] [mm]
1) Mains 3/4 28.4 M25
2) Motor 3/4 28.4 M25
3) Brake/load
sharing
3/4 28.4 M25
4) Control
cable
1/2 22.5 M20
5) Removed - - -
1) Tolerance ± 0.2 mm
Illustration 9.3 A4 - IP55
Electrical Installation
VLT
®
AutomationDrive FC 301/FC 302 Design Guide, 0.25-75 kW
114 MG33BF02 - Rev. 2013-12-20
99

Danfoss VLT AutomationDrive FC 301 Specifications

General

Brand	Danfoss
Model	VLT AutomationDrive FC 301
Category	DC Drives
Language	English