Non-Fuse Circuit Breaker; Fuse Specification Chart; Three-Phase - Delta VFD-ED Series User Manual

6-2 Non-fuse Circuit Breaker

Comply with the UL standard: Per UL 508, paragraph 45.8.4, part a. The rated current of a breaker
shall be two to four times the maximum rated input current of the AC motor drive.
One-phase/Three-phase
Model
VFD022ED21S*
VFD037ED21S*
VFD040ED23S
VFD055ED23S
VFD075ED23S
VFD110ED23S
VFD150ED23S
VFD185ED23S
VFD220ED23S
VFD300ED23S
VFD370ED23S
* VFD022ED21S and VFD037ED21S are one-phase models.

6-3 Fuse Specification Chart

Fuse specifications lower than the table below are allowed.
Model
VFD022ED21S
VFD037ED21S
VFD040ED23S
VFD055ED23S
VFD075ED23S
VFD110ED23S
VFD150ED23S
VFD185ED23S
VFD220ED23S
VFD300ED23S
VFD370ED23S
VFD040ED43S
VFD055ED43S
VFD075ED43S
VFD110ED43S
VFD150ED43S
VFD185ED43S
VFD220ED43S
VFD300ED43S
VFD370ED43S
VFD450ED43S
VFD550ED43S
VFD750ED43S
Recommended non-fuse
breaker (A)
50
75
40
50
60
100
125
150
175
250
300
Input Current (A)
26
37
20
23
30
47
56
73
90
132
161
11.5
14
17
24
30
37
47
58
80
100
128
165

Three-phase

Model
VFD040ED43S
VFD055ED43S
VFD075ED43S
VFD110ED43S
VFD150ED43S
VFD185ED43S
VFD220ED43S
VFD300ED43S
VFD370ED43S
VFD450ED43S
VFD550ED43S
VFD750ED43S
Line Fuse
I (A) Bussmann P/N
60 JJN-60
90 JJN-90
50 JJN-50
60 JJN-60
80 JJN-80
125 JJN-125
150 JJN-150
175 JJN-175
225 JJN-225
300 JJN-300
400 JJN-400
35 JJS-35
40 JJS-40
45 JJS-45
60 JJS-60
80 JJS-80
90 JJS-90
110 JJS-110
150 JJS-150
200 JJS-200
250 JJS-250
300 JJS-300
400 JJS-400
6-7
06 Optional Accessories | VFD-ED
Recommended non-fuse
breaker (A)
30
35
40
50
60
75
100
125
150
200
250
350