Appendix B Accessories
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VFD-S Series
B-20
Revision August 2006, SE08, SW V2.61
B.9 Non-fuse Circuit Breaker Chart
Per UL 508C, paragraph 45.8.4, part a:
1.
For 1-phase drives, the current rating of the breaker shall be 4 times maximum input
current rating.
2.
For 3-phase drives, the current rating of the breaker shall be 4 times maximum output
current rating.
(Refer to Appendix A for rated input/output current)
1-phase 3-phase
Model
Recommended
non-fuse breaker (A)
Model
Recommended
non-fuse breaker (A)
VFD002S11A/B
15
VFD002S23A
5
VFD002S21A/B/E
10
VFD004S23A
5
VFD004S11A/B
20
VFD004S43A/B/E
5
VFD004S21A/B/E
15
VFD007S23A
10
VFD007S11A/B
30
VFD007S43A/B/E
5
VFD007S21A/B/E
20
VFD015S23D
20
VFD015S21D/E
30
VFD015S43D/E/U
10
VFD022S21D/E/U
50
VFD022S23D
30
VFD022S43D/E/U
15
Fuse Specification Chart
Smaller fuses than those shown in the table are permitted.
Line Fuse
Model
I (input)(A)
I (output)(A)
I (A)
Bussmann P/N
VFD002S11A/B 6
1.6
15
JJN-15
VFD002S21A/B/E 4,9
1.6
10
JJN-10
VFD002S23A 2.4
1.6
5
JJN-6
VFD004S11A/B 9
2.5
20
JJN-20
VFD004S21A/B/E 6.5
2.5
15
JJN-15
VFD004S23A 3.0
2.5
5
JJN-6
VFD004S43A/B/E 1.9
1.5
5
JJN-5
VFD007S11A/B 18
4.2
30
JJN-30
VFD007S21A/B/E 9.7
4.2
20
JJN-20
VFD007S23A 5.1
4.2
10
JJN-10
VFD007S43A/B/E 3.2
2.5
5
JJN-5
VFD015S21D/E 15.7
7.5
30
JJN-30
VFD015S23D 9.0
7.5
20
JJN-20
VFD015S43D/E/U 4.3
4.2
10
JJN-10
VFD022S21D/E/U 24
11.0
50
JJN-50
VFD022S23D 15 11.0 30
JJN-30
VFD022S43D/E/U 7.1
5.5
15
JJN-15
