Technical data

CAT.201.01.T.E For more information contact Cutler-Hammer at: www.ch.cutler-hammer.com/catalog
33-83
January 2001
NEMA Contactors & Starters
33
Technical Data
Advantage Line
Vol. 2, Ref. No. [0099]
Short Circuit Ratings
Table 33-139. Short-Circuit Ratings
1
Instantaneous adjustable trip.
2
Circuit breaker.
3
Inverse time circuit breaker.
4
Instantaneous adjustable trip with current limiting attachment.
5
Inverse time with built-in current limiting attachment.
Short-Circuit
Protective
Device
(SCPD)
Max.
Rating
(SCPD)
Circuit
Breaker
Interrupting
Rating
Short-Circuit
Withstand Rating
Typical
Disconnect
Device
Current Voltage
Size 1
Class H Fuse 60A — 5,000A 600V 30A DS Sw.
Class J, R
or T Fuse
60A — 100,000A
50,000A
480V
600V
30A DS Sw.
65,000A 600V 100A FD-K
Molded Case Sw.
Magnetic
Only
1
Type CB
2
3A — 100,000A
25,000A
480V
600V
HMCP
HMCPS
7A — 100,000A
25,000A
480V
600V
HMCPS
15A — 100,000A
25,000A
480V
600V
HMCP
30A — 100,000A
25,000A
480V
600V
HMCP
Thermal
Magnetic
Type CB
3
50A 65,000A
25,000A
65,000A
25,000A
480V
600V
HFD
100,000A
35,000A
100,000A
35,000A
480V
600V
FDC
Magnetic Only
Type CB plus
CL
4
30A — 100,000A 600V HMCP plus CL
Thermal/Mag.
Type CB
plus CL
5
50A 150,000A 100,000A 600V HFD plus CL
Size 2
Class H Fuse 100A — 5,000A 600V 60A DS Sw.
Class J, R
or T Fuse
100A — 100,000A
50,000A
480V
600V
60A DS Sw.
65,000A 600V 100A FD-K
Molded Case Sw.
Magnetic
Only
1
Type CB
2
50A — 100,000A
25,000A
480V
600V
HMCP
Thermal
Magnetic
Type CB
3
90A 65,000A
25,000A
65,000A
25,000A
480V
600V
HFD
100,000A
35,000A
100,000A
35,000A
480V
600V
FDC
Magnetic Only
Type CB plus
CL
4
50A — 100,000A 600V HMCP plus CL
Thermal/Mag.
Type CB
plus CL
5
90A 150,000A 100,000A 600V HFD plus CL
Size 3
Class H Fuse 350A — 5,000A 600V 100A DS Sw.
Class R Fuse 200A — 100,000A
65,000A
480V
600V
100A FD-K
Molded Case Sw.
Class J
or T Fuse
200A — 100,000A
65,000A
480V
600V
100A FD-K
Molded Case Sw.
Magnetic
Only
1
Type CB
2
200A — 100,000A
25,000A
480V
600V
HMCP
Thermal
Magnetic
150A 65,000A
25,000A
65,000A
25,000A
480V
600V
HFD
100,000A
35,000A
100,000A
35,000A
480V
600V
FDC
Magnetic Only
Type CB plus
CL
4
100A — 100,000A 600V HMCP plus CL
Thermal/Mag.
Type CB
plus CL
5
150A 150,000A 100,000A 600V HFD plus CL
Short-Circuit
Protective
Device
(SCPD)
Max.
Rating
(SCPD)
Circuit
Breaker
Interrupting
Rating
Short-Circuit
Withstand Rating
Typical
Disconnect
Device
Current Voltage
Size 4
Class H Fuse 500A — 10,000A 600V 200A DS Sw.
Class J Fuse 400A — 100,000A
65,000A
480V
600V
250A JD-K
Molded Case Sw.
Class R or
Class T Fuse
400A — 100,000A
65,000A
480V
600V
250A JD-K
Molded Case Sw.
Magnetic
Only
1
Type CB
2
150A — 100,000A
50,000A
480V
600V
HMCP
Thermal
Magnetic
Type CB
3
250A 100,000A
35,000A
100,000A
50,000A
480V
600V
JDC
65,000A
25,000A
65,000A
25,000A
480V
600V
HJD
Magnetic Only
Type CB plus
CL
4
150A — 100,000A 600V HMCP plus CL
Size 5
Class H Fuse 600A — 10,000A 600V 400A KD-K
Molded Case Sw.
Class J, R
or T Fuse
600A — 100,000A 600V
Magnetic
Only
1
Type CB
2
250A — 100,000A
25,000A
480V
600V
HMCP
400A — 100,000A
25,000A
480V
600V
Thermal
Magnetic
Type CB
3
400A 65,000A
50,000A
35,000A
65,000A
100,000A
25,000A
480V
600V
600V
HFD
KDC
HKD
Size 6
Class J, R
or T Fuse
600A — 100,000A
65,000A
480V
600V
600A LD-K
Molded Case Sw.
Class L Fuse 800A — 100,000A
65,000A
480V
600V
600A LD-K
Molded Case Sw.
Magnetic
Only
1
Type CB
2
600A — 100,000A
25,000A
480V
600V
HMCP
800A — 65,000A
25,000A
480V
600V
Magnetic Only
HMCP
Thermal
Magnetic
Type CB
3
600A 65,000A
25,000A
65,000A
35,000A
480V
600V
HLD
800A 50,000A
25,000A
65,000A
25,000A
480V
600V
Thermal Mag-
netic
HMC
Thermal/Mag.
with CL
5
800A 200,000A 100,000A 600V NB Tri-Pac
Tab3303.fm Page 83 Monday, October 23, 2000 10:09 PM