Products

DIN Rail Miniature Circuit Breakers - UL1077 (Merling Gerin Multi 9 C60N Replacements)

US Breaker CHNT Brand UL1077 Listed DIN Rail CIrcuit Breakers

UL 1077 Supplementary Protectors, IEC60947-2, CE
Standard C Class (5 - 10X In) & High Inrush D Class (10 - 14x In) Trip Curve
1 - 63A 1, 2 & 3P, 5KA @ 480V
DIN Rail Mountable with a Compact 3/4 Inch Pole Width
Superior ISO Quality Proven by Multiple Global Standard Certifications

Other Square D Replacement Links

Telemecanique LC1 Contractors

Supplementary Protection Breakers- Series M NB1 (MG) - 1 to 63A C & D Curve

Poles	Amps	C Curve Part #	D Curve Part #	Replaces Merlin Gerin C60N C Curve	Replaces Merlin Gerin C60N D Curve	Description	Price
1	1	M63 NB1 P1 C1	M63 NB1 P1 D1	MG 24425	MG 24500	1P 1 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6.95
	2	M63 NB1 P1 C2	M63 NB1 P1 D2	MG 24426	MG 24501	1P 2 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6.95
	3	M63 NB1 P1 C3	M63 NB1 P1 D3	MG 24427	MG 24502	1P 3 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6.95
	4	M63 NB1 P1 C4	M63 NB1 P1 D4	MG 24428	MG 24503	1P 4 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6.95
	6	M63 NB1 P1 C6	M63 NB1 P1 D6	MG 24430	MG 24504	1P 6 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6.95
	10	M63 NB1 P1 C10	M63 NB1 P1 D10	MG 24432	MG 24506	1P 10 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6.95
	16	M63 NB1 P1 C16	M63 NB1 P1 D16	MG 24434	MG 24508	1P 16 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6.95
	20	M63 NB1 P1 C20	M63 NB1 P1 D20	MG 24435	MG 24509	1P 20 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6.95
	25	M63 NB1 P1 C25	M63 NB1 P1 D25	MG 24436	MG 24510	1P 25 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6.95
	32	M63 NB1 P1 C32	M63 NB1 P1 D32	MG 24437	MG 24511	1P 32 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6.95
	40	M63 NB1 P1 C40	M63 NB1 P1 D40	MG 24438	MG 24512	1P 40 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6,95
	50	M63 NB1 P1 C50	M63 NB1 P1 D50	MG 24439	MG 24513	1P 50 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6,95
	63	M63 NB1 P1 C63	M63 NB1 P1 D63	MG 24440	MG 24514	1P 63 Amp - UL 1077 Supplementary Breaker 5KA @277V	$6.95

Supplementary Protection Breakers- Series M NB1 (MG) - 1 to 63A C & D Curve

Poles	Amps	C Curve Part #	D Curve Part #	Replaces Merlin Gerin C60N C Curve	Replaces Merlin Gerin C60N D Curve	Description	Price
2	1	M63 NB1 P2 C1	M63 NB1 P2 D1	MG 24442	MG 24516	2P 1 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88
	2	M63 NB1 P2 C2	M63 NB1 P2 D2	MG 24443	MG 24517	2P 2 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88
	3	M63 NB1 P2 C3	M63 NB1 P2 D3	MG 24444	MG 24518	2P 3 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88
	4	M63 NB1 P2 C4	M63 NB1 P2 D4	MG 24445	MG 24519	2P 4 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88
	6	M63 NB1 P2 C6	M63 NB1 P2 D6	MG 24447	MG 24520	2P 6 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88
	10	M63 NB1 P2 C10	M63 NB1 P2 D10	MG 24449	MG 24522	2P 10 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88
	16	M63 NB1 P2 C16	M63 NB1 P2 D16	MG 24451	MG 24524	2P 16 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88
	20	M63 NB1 P2 C20	M63 NB1 P2 D20	MG 24452	MG 24525	2P 20 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88
	25	M63 NB1 P2 C25	M63 NB1 P2 D25	MG 24453	MG 24526	2P 25 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88
	32	M63 NB1 P2 C32	M63 NB1 P2 D32	MG 24454	MG 24527	2P 32 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88
	40	M63 NB1 P2 C40	M63 NB1 P2 D40	MG 24455	MG 24528	2P 40 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88
	50	M63 NB1 P2 C50	M63 NB1 P2 D50	MG 24456	MG 24529	2P 50 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88
	63	M63 NB1 P2 C63	M63 NB1 P2 D63	MG 24457	MG 24530	2P 63 Amp - UL 1077 Supplementary Breaker 5KA @480V	$13.88

Supplementary Protection Breakers- Series M NB1 (MG) - 1 to 63A C & D Curve

Poles	Amps	C Curve Part #	D Curve Part #	Replaces Merlin Gerin C60N C Curve	Replaces Merlin Gerin C60N D Curve	Description	Price
3	1	M63 NB1 P3 C1	M63 NB1 P3 D1	MG 24459	MG 24532	3P 1 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95
	2	M63 NB1 P3 C2	M63 NB1 P3 D2	MG 24460	MG 24533	3P 2 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95
	3	M63 NB1 P3 C3	M63 NB1 P3 D3	MG 24461	MG 24534	3P 3 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95
	4	M63 NB1 P3 C4	M63 NB1 P3 D4	MG 24462	MG 24535	3P 4 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95
	6	M63 NB1 P3 C6	M63 NB1 P3 D6	MG 24464	MG 24536	3P 6 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95
	10	M63 NB1 P3 C10	M63 NB1 P3 D10	MG 24466	MG 24538	3P 10 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95
	16	M63 NB1 P3 C16	M63 NB1 P3 D16	MG 24468	MG 24540	3P 16 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95
	20	M63 NB1 P3 C20	M63 NB1 P3 D20	MG 24469	MG 24541	3P 20 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95
	25	M63 NB1 P3 C25	M63 NB1 P3 D25	MG 24470	MG 24542	3P 25 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95
	32	M63 NB1 P3 C32	M63 NB1 P3 D32	MG 24471	MG 24543	3P 32 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95
	40	M63 NB1 P3 C40	M63 NB1 P3 D40	MG 24472	MG 24544	3P 40 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95
	50	M63 NB1 P3 C50	M63 NB1 P3 D50	MG 24473	MG 24545	3P 50 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95
	63	M63 NB1 P3 C63	M63 NB1 P3 D63	MG 24474	MG 24546	3P 63 Amp - UL 1077 Supplementary Breaker 5KA @480V	$19.95

Accessories for Supplementary Protection Circuit Breakers

US Breaker Part Number	Merlin Gerin C60N Cross Ref.	Description	Price
MNB1XF9	MG 26925	Side Mounted Aux Contact 1NO/NC for 1P, 2P, or 3P Breakers	$12.75
MNB1S9	MG 26972	Side Mounted Shunt Trip 220Vac for 1P, 2P, or 3P Breakers	$15.00
MNB1V9	-	Side Mounted Under Voltage Release 230V for 1P, 2P, or 3P Breakers-	$25.00

US Breaker Data Sheets & Technical Data for UL1077 DIN Rail Breakers

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