Table 31: The cable and fuse sizes for Vacon
®
NXS and NXP, North America
Frame
Type
Fuse Class(T/J)
Mains, Motor and brake resistor
cable Cu [AWG]
Number of
supply
cables
Number of
motor
cables
FR10
0261 6
AJT300 (3 pcs)
Cu: 3*35 3/0 AWG
Al: 2*(3*3/0 AWG Al + 2 AWG Cu)
Even/Odd
Even/Odd
0325 6
AJT400 (3 pcs)
Cu: 2*(3*3/0 AWG + 1/0 AWG)
Al: 2*(3*300kcmil Al + 1 AWG Cu)
Even/Odd
Even/Odd
0385 6
AJT400 (3 pcs)
Cu: 2*(3*25 2/0 AWG)
Al: 2*(3*350kcmil Al + 1/0 AWG Cu)
Even/Odd
Even/Odd
0416 6
AJT500 (3 pcs)
Cu: 2*(3*30 2/0 AWG)
Al: 2*(3*350kcmil Al + 1/0 AWG Cu)
Even/Odd
Even/Odd
FR11
0460 6
AJT500 (3 pcs)
Cu: 2*(3*30 2/0 AWG)
Al: 2*(3*500kcmil Al + 2/0 AWG Cu)
Even/Odd
Even/Odd
0502 6
AJT600 (3 pcs)
Cu: 2*(3*35 3/0 AWG)
Al: 2*(3*600kcmil Al + 3/0 AWG Cu)
Even/Odd
Even/Odd
0590 6
AJT350 (6 pcs)
Cu: 2*(3*50 kcmil250)
Al: 4*(3*250kcmil Al + 1 AWG Cu)
Even
Even/Odd
5.4
UNDERSTANDING THE POWER UNIT TOPOLOGY
The principles for mains and motor connections of the basic 6-pulse drive in frames FR4 to
FR11 show in Fig. 19.
VACON · 56
POWER CABLING
5
TEL. +358 (0)201 2121 · FAX +358 (0)201 212 205
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