Page 7-5 Download PDF
Home Online Catalog Products Tools and Resources Help

Square D > On-line Catalog > Products > Miniature and Molded Case Circuit Breakers > Selection Information: Molded-case Circuit Breakers	Search

Digest 174 Quick Page Locator Enter a page number from our paper catalog to go directly to that page in our online catalog. Example: 5 - 3

Section - Page -

Selection Information

Molded-case Circuit Breakers

Class 500, 600, 800

			100 A F-Frame			PowerPact 250 A J-Frame				PowerPact 250 A Q-Frame
Circuit Breaker Type			FC	FI	FY	JD	JG	JJ	JL	QB	QD	QG	QJ
Number of Poles			2, 3	2, 3	1	2,3a	2,3a	2,3a	2,3a	2, 3	2, 3	2, 3	2, 3
Current Range			15–100	20–100	15–30	150–250 A	150–250 A	150–250 A	150–250 A	70–250b	70–250b	70–250b	70–250b
Interrupting Ratings
UL/CSA/NOM Rating (kA RMS) (50/60 Hz)		240 Vac	100	200	14	25	65	100	125	10	25	65	100
		480Y/277 Vac	65	200	14	18	35	65	100	—	—	—	—
		480 Vac	65	200	—	18	35	65	100	—	—	—	—
		600Y/347 Vac	—	100	—	14	18	25	50	—	—	—	—
		600 Vac	—	100	—	14	18	25	50	—	—	—	—
DC Ratings		250 Vdc	—	—	—	20	20	20	20	—	—	—	—
		500 Vdcc	—	—	—	—	20	—	—	—	—	—	—
IEC Rating (kA RMS) Icu/lcs d		240 Vac	—	—	—	25/25	65/65	100/100	125/125	10/5	10/5	10/5	10/5
		415 Vac	10/2.5	6/1.5	—	18/18	35/35	65/65	100/100	10/5	10/5	10/5	10/5
IEC 50/60 Hz			For additional IEC ratings, see the Supplemental Digest.
Special Ratings
	Fed. Specs W-C-375B/GEN		X	X	—	X	X	X	X	X	X	X	X
	HACR (2P, 3P)		X	—	—	X	X	X	X	X	X	X	—
Connections/Terminations
	Unit Mount		X	X	—	X	X	X	X	X	X	X	X
	I-Line®		X	X	X	X	X	X	X	X	X	X	X
	Rear Connection		—	—	—	X	X