Rockwell Automation 21G PowerFlex 750-Series AC Drives - Manual (Page 152)

152 Rockwell Automation Publication 750-IN001N-EN-P - April 2014
PowerFlex 750-Series AC Drives
Fuse and Circuit Breaker Ratings
The tables on the following pages provide recommended AC line input fuse and
circuit breaker information. See Fusing and Circuit Breakers on the next page for
UL and IEC requirements. Sizes listed are the recommended sizes based on 40 °C
(104 °F) and the U.S. NEC. Other country, state, or local codes can require
different ratings. DC link fuse recommendations for DC input drives are also
provided. In addition, Frame 8 and larger drives include AC line fuses (with
blown fuse indicators) to provide drive short circuit protection.
Input Device Requirements
Frames Enclosure
Catalog Code Enclosure Type Installation Type UL Certification Required UL Certification
Not Required
1 R IP20
NEMA/UL Open Type Installed in a non-ventilated cabinet. All devices listed on pages 154 and 158 are
acceptable.
All devices listed on pages
154 through 167 are
acceptable.
Installed outside of cabinet using NEMA
Type 1 kit or in a ventilated cabinet. Only non-time delay fuses listed on pages 154
and 158 , excluding maximum value, are
acceptable.
2…5 N IP20
NEMA/UL Open Type Installed in a non-ventilated cabinet. Heat
sink is inside or outside of cabinet. All devices listed on pages 154 , 158 , 162 , and
166 are acceptable.
F Flange
N IP20
NEMA/UL Open Type Installed outside of cabinet using NEMA
Type 1 kit or in a ventilated cabinet. 400V AC/540V DC or 480V AC/650V DC drives:
Only non-time delay fuses listed on pages
154
and 158 , excluding maximum value, are
acceptable.
600V AC/810V DC drives:
Only non-time delay fuses listed on page
162
are acceptable, with maximum value of 40A
(Frame 3), 60A (Frame 4) and 100A (Frame 5).
F Flange
G IP54
NEMA/UL Type 12 Installed inside or outside of any cabinet. All devices listed on pages 154 , 158 , 162 , and
166 are acceptable.
6…7 N IP00
NEMA/UL Open Type Installed in any cabinet.
Heat sink is inside or outside of cabinet. 400V AC/540V DC or 480V AC/650V DC drives:
All devices listed on pages
154 , 158 , 162 , and
166 are acceptable.
600V AC/810V DC or 690V AC/932V DC drives:
Only time delay and non-time delay fuses
listed on pages
162 and 166 are acceptable.
Installed outside of cabinet using NEMA
Type 1 kit.
G IP54
NEMA/UL Type 12 Installed inside or outside of any cabinet. All devices listed on pages 154 , 158 , 162 , and
166 are acceptable.
8…10 B, L, P, W IP20
NEMA/UL Type 1 Installed inside of any cabinet. All devices listed on pages 156 , 160 , 164 and
167 are acceptable.
J, K, Y IP54
NEMA 12 Installed inside of any cabinet. All devices listed on pages 156 , 160 , 164 and
167 are acceptable.