TP-6126 8/02 A-61Appendix
Ratings with Specific Manufacturers’ Circuit Breakers
Open- and Programmed-Transition Models
The following charts list power switching device withstand and closing ratings (WCR) in RMS symmetrical amperes for specific
manufacturers’ circuit breakers. Circuit breakers are supplied by the customer.
Molded-Case Circuit Breakers
Rating,
Amps
WCR, kA
RMS
Voltage,
Max.
Manufacturer Type
Max. Size,
Amps
FH 80
Square D
FC, FI 100
KA, KC, KH, KI, LA, LH 250
TB1 100
GE
TEL, THED, THLC1, THLC2 150
TFL 225
CED6, ED6, HED4, HED6 125
*
ITE
CFD6 150
7
4
FD6, FXD6, HFD6 250
FCL, Tri-Pac FB 100
FD, FDC, HFD 150
ut
er-
mmer
HJD, JD, JDB, JDC 250
HKD, KD, KDB, KDC, LCL, Tri-Pac LA 400
S1 125
S3 150
Merlin Gerin CE104, CE106 100
FC, FI 100
qu
re
KA, KC, KH, KI, LA, LH 250
TB1 100
GE
TEL, THED, THLC1, THLC2 150
TFL 225
CED6, ED6, HED4, HED6 125
ITE
CFD6 150
*
FD6, FXD6, HFD6 250
4
4
FCL, Tri-Pac FB 100
FD, FDC, HFD 150
ut
er-
mmer
HJD, JD, JDB, JDC 250
HKD, KD, KDB, KDC, LCL, Tri-Pac LA 400
S1 125
S3 150
CE104, CE106 100
er
n
er
n
CF250 250
TEL, THED, THLC1 150
TFL, THFK, THLC2 225
SFL, SFP, TFJ, TFK 250
SGL4, SGP4, TLB4 400
CFD6, FD6, FXD6, HFD6 250
ITE
CJD6, HHJD6, HHJXD6, HJD6, JD6, JXD6, SCJD6, SHJD6,
SJD6
400
KA, KC, KH, KI 250
150* 22 480
Square D
LC, LI 300
LA, LH 400
FD, FDC, HFD 150
Cutler-Hammer
HJD, JD, JDB, JDC 250
LCL, Tri-Pac LA, HKD, KD, KDB, KDC 400
ABB S3 150
CF250 250
er
n
er
n
CJ400 400
* Open-transition models only
[ Programmed-transition models only