Products

DIN Rail Miniature Circuit Breakers - UL1077

(Cross Reference to Merlin Gerin Multi 9 C60N Direct Replacements)

US Breakers offering of CHNT Brand UL1077 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	$7.99
	2	M63 NB1 P1 C2	M63 NB1 P1 D2	MG 24426	MG 24501	1P 2 Amp - UL 1077 Supplementary Breaker 5KA @277V	$7.99
	3	M63 NB1 P1 C3	M63 NB1 P1 D3	MG 24427	MG 24502	1P 3 Amp - UL 1077 Supplementary Breaker 5KA @277V	$7.99
	4	M63 NB1 P1 C4	M63 NB1 P1 D4	MG 24428	MG 24503	1P 4 Amp - UL 1077 Supplementary Breaker 5KA @277V	$7.99
	6	M63 NB1 P1 C6	M63 NB1 P1 D6	MG 24430	MG 24504	1P 6 Amp - UL 1077 Supplementary Breaker 5KA @277V	$7.99
	10	M63 NB1 P1 C10	M63 NB1 P1 D10	MG 24432	MG 24506	1P 10 Amp - UL 1077 Supplementary Breaker 5KA @277V	$7.99
	16	M63 NB1 P1 C16	M63 NB1 P1 D16	MG 24434	MG 24508	1P 16 Amp - UL 1077 Supplementary Breaker 5KA @277V	$7.99
	20	M63 NB1 P1 C20	M63 NB1 P1 D20	MG 24435	MG 24509	1P 20 Amp - UL 1077 Supplementary Breaker 5KA @277V	$7.99
	25	M63 NB1 P1 C25	M63 NB1 P1 D25	MG 24436	MG 24510	1P 25 Amp - UL 1077 Supplementary Breaker 5KA @277V	$7.99
	32	M63 NB1 P1 C32	M63 NB1 P1 D32	MG 24437	MG 24511	1P 32 Amp - UL 1077 Supplementary Breaker 5KA @277V	$7.99
	40	M63 NB1 P1 C40	M63 NB1 P1 D40	MG 24438	MG 24512	1P 40 Amp - UL 1077 Supplementary Breaker 5KA @277V	$7.99
	50	M63 NB1 P1 C50	M63 NB1 P1 D50	MG 24439	MG 24513	1P 50 Amp - UL 1077 Supplementary Breaker 5KA @277V	$7.99
	63	M63 NB1 P1 C63	M63 NB1 P1 D63	MG 24440	MG 24514	1P 63 Amp - UL 1077 Supplementary Breaker 5KA @277V	$7.99

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	$15.97
	2	M63 NB1 P2 C2	M63 NB1 P2 D2	MG 24443	MG 24517	2P 2 Amp - UL 1077 Supplementary Breaker 5KA @480V	$15.97
	3	M63 NB1 P2 C3	M63 NB1 P2 D3	MG 24444	MG 24518	2P 3 Amp - UL 1077 Supplementary Breaker 5KA @480V	$15.97
	4	M63 NB1 P2 C4	M63 NB1 P2 D4	MG 24445	MG 24519	2P 4 Amp - UL 1077 Supplementary Breaker 5KA @480V	$15.97
	6	M63 NB1 P2 C6	M63 NB1 P2 D6	MG 24447	MG 24520	2P 6 Amp - UL 1077 Supplementary Breaker 5KA @480V	$15.97
	10	M63 NB1 P2 C10	M63 NB1 P2 D10	MG 24449	MG 24522	2P 10 Amp - UL 1077 Supplementary Breaker 5KA @480V	$15.97
	16	M63 NB1 P2 C16	M63 NB1 P2 D16	MG 24451	MG 24524	2P 16 Amp - UL 1077 Supplementary Breaker 5KA @480V	$15.97
	20	M63 NB1 P2 C20	M63 NB1 P2 D20	MG 24452	MG 24525	2P 20 Amp - UL 1077 Supplementary Breaker 5KA @480V	$15.97
	25	M63 NB1 P2 C25	M63 NB1 P2 D25	MG 24453	MG 24526	2P 25 Amp - UL 1077 Supplementary Breaker 5KA @480V	$15.97
	32	M63 NB1 P2 C32	M63 NB1 P2 D32	MG 24454	MG 24527	2P 32 Amp - UL 1077 Supplementary Breaker 5KA @480V	$15.97
	40	M63 NB1 P2 C40	M63 NB1 P2 D40	MG 24455	MG 24528	2P 40 Amp - UL 1077 Supplementary Breaker 5KA @480V	$15.97
	50	M63 NB1 P2 C50	M63 NB1 P2 D50	MG 24456	MG 24529	2P 50 Amp - UL 1077 Supplementary Breaker 5KA @480V	$15.97
	63	M63 NB1 P2 C63	M63 NB1 P2 D63	MG 24457	MG 24530	2P 63 Amp - UL 1077 Supplementary Breaker 5KA @480V	$15.97

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	$23.68
	2	M63 NB1 P3 C2	M63 NB1 P3 D2	MG 24460	MG 24533	3P 2 Amp - UL 1077 Supplementary Breaker 5KA @480V	$23.68
	3	M63 NB1 P3 C3	M63 NB1 P3 D3	MG 24461	MG 24534	3P 3 Amp - UL 1077 Supplementary Breaker 5KA @480V	$23.68
	4	M63 NB1 P3 C4	M63 NB1 P3 D4	MG 24462	MG 24535	3P 4 Amp - UL 1077 Supplementary Breaker 5KA @480V	$23.68
	6	M63 NB1 P3 C6	M63 NB1 P3 D6	MG 24464	MG 24536	3P 6 Amp - UL 1077 Supplementary Breaker 5KA @480V	$23.68
	10	M63 NB1 P3 C10	M63 NB1 P3 D10	MG 24466	MG 24538	3P 10 Amp - UL 1077 Supplementary Breaker 5KA @480V	$23.68
	16	M63 NB1 P3 C16	M63 NB1 P3 D16	MG 24468	MG 24540	3P 16 Amp - UL 1077 Supplementary Breaker 5KA @480V	$23.68
	20	M63 NB1 P3 C20	M63 NB1 P3 D20	MG 24469	MG 24541	3P 20 Amp - UL 1077 Supplementary Breaker 5KA @480V	$23.68
	25	M63 NB1 P3 C25	M63 NB1 P3 D25	MG 24470	MG 24542	3P 25 Amp - UL 1077 Supplementary Breaker 5KA @480V	$23.68
	32	M63 NB1 P3 C32	M63 NB1 P3 D32	MG 24471	MG 24543	3P 32 Amp - UL 1077 Supplementary Breaker 5KA @480V	$23.68
	40	M63 NB1 P3 C40	M63 NB1 P3 D40	MG 24472	MG 24544	3P 40 Amp - UL 1077 Supplementary Breaker 5KA @480V	$23.68
	50	M63 NB1 P3 C50	M63 NB1 P3 D50	MG 24473	MG 24545	3P 50 Amp - UL 1077 Supplementary Breaker 5KA @480V	$23.68
	63	M63 NB1 P3 C63	M63 NB1 P3 D63	MG 24474	MG 24546	3P 63 Amp - UL 1077 Supplementary Breaker 5KA @480V	$23.68

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	$13.75
MNB1S9	MG 26972	Side Mounted Shunt Trip 220Vac for 1P, 2P, or 3P Breakers	$15.90
MNB1V9	-	Side Mounted Under Voltage Release 230V for 1P, 2P, or 3P Breakers-	$27.50

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

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US Breaker, Inc. provides cross references to our US Breaker brand high quality UL certified products to assist customer selection. Our part number is different unless we are offering an original OEM part. We do not claim ownership of any other company trademark or part number referenced on our website, just fantastic value and service for our customers.

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