12.3.9 Cable and Fuse Sizes for 525–690 V (UL Rating 600 V), FR10 to FR11, North America
NOTE! In FR10 and FR11 Standalone drives, the drive cabinet includes ultra-fast aR fuses for short-circuit protection. Use external gG or
T/J fuses for overload protection in the FR10 and FR11 Standalone drives.
Table 47: Cable and Fuse Sizes for VACON
®
NXS/NXP, North America, UL Rating 525–600 V
Enclo‐
sure
size
Drive type
Fuse Class
Fast Acting
(T/J) [A]
Mains, Motor, and brake resistor cable Cu
(1)
[AWG]
(2)
Number of
supply ca‐
bles
Number of
motor ca‐
bles
FR10
0261 6
350 (3 pcs)
Cu: 3*350 kcmil + 3/0 AWG
Al: 2*(3*3/0 AWG Al + 2 AWG Cu)
Even/Odd
Even/Odd
0325 6
400 (3 pcs)
Cu: 2*(3*3/0 AWG + 1/0 AWG)
Al: 2*(3*300 kcmil Al + 1 AWG Cu)
Even/Odd
Even/Odd
0385 6
500 (3 pcs)
Cu: 2*(3*250 kcmil + 2/0 AWG)
Al: 2*(3*350 kcmil Al + 1/0 AWG Cu)
Even/Odd
Even/Odd
0416 6
500 (3 pcs)
Cu: 2*(3*300 kcmil + 2/0 AWG)
Al: 2*(3*350 kcmil Al + 1/0 AWG Cu)
Even/Odd
Even/Odd
FR11
0460 6
600 (3 pcs)
Cu: 2*(3*300 kcmil + 2/0 AWG)
Al: 2*(3*500 kcmil Al + 2/0 AWG Cu)
Even/Odd
Even/Odd
0502 6
700 (3 pcs)
Cu: 2*(3*350 kcmil + 3/0 AWG)
Al: 4x(3x3/0AWG)
Even/Odd
Even/Odd
0590 6
400 (6 pcs)
Cu: 2*(3*500 kcmil + kcmil250)
Al: 4*(3*250 kcmil Al + 1 AWG Cu)
Even
Even/Odd
1
Use cables with a +90 °C (194 °F) heat resistance to comply with the UL standards.
2
Uses a correction factor 0.7
12.4 Cable Stripping Lengths
for parts of cables to be stripped and check the corresponding stripping length in the table.
Specifications
Operating Guide | VACON® NXS/NXP Air-cooled
AQ275638903263en-000301 / DPD00910
178 | Danfoss A/S © 2020.02
