PowerFlex Digital DC Drive User Manual - Publication 20P-UM001C-EN-P - July 2008
Supplemental Drive Information A-7
Drive Power Circuit
Protection
The tables on the following pages provide drive ratings and the
recommended fuses for protecting the armature and field circuits.
Externally mounted fuses (as indicated in Figure A.3 on page A-7
) must be
sourced separately when installing the drive. Internally mounted fuses are
provided with the drive.
Frame A and B Fuse Information
Figure A.3 Frame A and B Fuse Table Designations
Table A.A AC Input Line Fuses - 230V AC Input Frame A and B (Regenerative and
Non-Regenerative Drives)
FS1
FS2
M
U V W
C D
FS3
C1 D1
U1 V1
FS1 = Externally
mounted fuses for
the armature
converter on the
AC input side.
FS2 = Externally
mounted fuses for
the armature
circuit on the DC
side.
FS3 = Internally
mounted fuses
for the field
circuit on the AC
input side.
Frame
Drive
Current
Rating
Code
DC
Amps
AC
Line
Amps
Fuse Code FS1 (See Figure A.3 above)
Bussmann Ferraz Shawmut (Gould Shawmut)
Ferrule FWP
Type
Ferrule
Fuse Block
North American
FWP Type
North
American
Fuse Block
Ferrule A70QS
Type
North American
A70P / A70QS Type
A 7P0 7 5.7 FWP-10A14F CH143D FWP-10B – A70QS10-14F A70P10-4
9P0 9 7.4 FWP-15A14F FWP-15B – A70QS16-14F A70P15-4
012 12 9.8 FWP-20A14F FWP-20B – A70QS20-14F A70P20-4
020 20 16 FWP-25A14F FWP-25B – A70QS25-14F A70QS25-4
029 29 24 FWP-40A22F CH223D FWP-40B – A70QS40-22F A70QS40-4
038 38 31 FWP-63A22F FWP-60B – A70QS63-22F A70QS60-4
055 55 45 FWP-80A22F FWP-80B – A70QS80-22F A70QS80-4
073 73 60 – – FWP-100A ST14 – A70QS100-4K
093 93 76 – – FWP-150A – A70QS150-4K
110 110 90 – – FWP-175A – A70QS175-4K
B 146 146 119 – – FWP-250A – A70QS250-4
180 180 147 – – FWP-300A – A70QS300-4
218 218 178 – – FWP-350A – A70QS350-4
265 265 217 – – FWP-400A ST38-72612 – A70QS400-4
360 360 294 – – FWP-600A – A70QS600-4K
434 434 355 – – FWP-600A – A70QS600-4
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