Specifications

circuit breakers mccb
rated current:6-800A
number of poles:2,3,4
rated insulation voltage:660/950V

dorman mccb

GSM moulded case circuit breaker is one of the most advanced type breakers in the world, which adopts international advanced design and manufacture technology.They are suitable for short circuit and overload  protection for circuit of AC 660/690V 50/60Hz,rated current from 6A to 800A.They have high breaking capacity,used for power distribution and protecting the circuit and electrical equipment against overload and short circuit.They complay with IEC60947-2.

Tripping characteristics

Rated current of release(A)	Thermodynamic release (ambient temp+40°c)		Operational current of magnetic release(A)
	1.05In (cold state)	1.30In (heat state)
	inoperative time (h)	inoperative time (h)
In≤63	≥1	<1	10In±20%
63<In≤100	≥2	<2	10In±20%
100<In≤630	≥2	<2	5-10In±20%

 

 

Specifications

Type	Rated current(A)	Poles	Rated insulation voltage(V)	Rated operating voltage(V)	Arcing over distance(mm)	Ultimate short circuit breaking capacity	Service short circuit breaking  capacity	Operaing  performance(times)
								ON	OFF
GSM1-100D	12.5,16,20,25,32,40,50,63,80,100,	3,4	950	690	0	18	18	1500	8500
GSM1-100N						25	25
GSM1-100H						70	70
GSM1-160D	16,20,25,32,40,50,63,80,100,125,160					25	25	1500	7000
GSM1-160N						36	36
GSM1-160H						70	70
GSM1-250D	160,180,200,225,250					25	25	1000	7000
GSM1-250N						36	36
GSM1-250H						70	70
GSM1-400D	200,225,250,300,315,400					35	35	1000	4000
GSM1-400N						45	45
GSM1-400H						70	70
GSM1-630D	315,350,400,500,600,630					35	35	1000	4000
GSM1-630N						45	45
GSM1-630H						70	70

 

Tripping characteristics

Rated current of release(A)	Thermodynamic release (ambient temp+40°c)		Operational current of magnetic release ( A)
	1.05In (cold state)	1.30In(heat state)
	inoperative time (h)	inoperative time (h)
In≤63	≥1	<1	10-50In±20%
63<In≤250	≥2	<2	10In±20%
25<In≤800	≥2	<2	5-10In±20%

 

Rated current of release(A)	Thermodynamic release (ambient tem+40°c)				Operational current of magnetic release(A)
	1.0In	1.20In	1.50In	7.2In
	cold state	heat state	heat state	heat srate
	inoperative	operative	operative	operative
	time	time	time	time
12.5≤In≤400	≥2h	<2h	≤4min	2S<Tp≤10S	12In±20%

 

Specifications

Type	Rated current(A)	Number of poles	Rated insulation voltage(V)	Rated operating voltage(V)	Ultimate short circuit breaking capacity(KA)			Service short circuit breaking capacity(KA)		Operation  perfomance(Endurance)		Overall dimensions
					AC380v	AC660v	DC250	AC380v (400)	AC660v (690)	Load	Unload	L	W (3/4P)	H
GSM9-125E	12.5,16, 20,25,32, 40,50,63, 80,100,125	2P 3P 4P	660	380660	15	-	-	7.5	-	3000	7000	120	76/101	70
GSM9-125S					25	-	20	16	-
GSM9-160S	16,20,32, 40,50,63,80, 100,125,160				35	8	20	18	-	4000	6000	120	90/120	70
GSM9-160H					50	10	40	25	-
GSM9-250S	100,125, 160,180, 200,225,250				35	10	40	18	-	2000	6000	170	105/140	103.5
GSM9-250M					50	16	40	30	-
GSM9-250H					65	18	40	48	-
GSM9-400S	200,225, 250,315,				35	16	40	18	-	1000	4000	254	140/184	103.5
GSM9-400M					50	20	40	30	-
GSM9-400H					65	25	40	48	-
GSM9-630S	400,500, 630				50	20	40	30	-	1000	4000	268	210/280	103.5
GSM9-630M					65	25	40	48	-
GSM9-630H					80	30	40	60	-
GSM9-800S	500,630, 700,800				50	20	40	30	-	1000	4000	268	210/280	103.5
GSM9-800M					65	25	40	48	-
GSM9-800H					80	30	40	60	-

 

Specificatins

Type	Rated current (A)	Number of poles	Rated insulation voltage(V)	Rated operating voltage (V)	Arcing over distance(mm)	Ultimate short circuit breaking capacity(KA)	Service short circuit breaking  capacity(KA)	Operation performance
								ON	OFF
GSM8-63L	6,10,16,20,25,32,40,50,63	3P 4P	660V	380V	0	25	18	1500	8500
GSM8-63M					0	50	35
GSM8-100C	10,16,20,25,32,40,50,63,80,100				0	25	18
GSM8-100L					0(≤50)	35	22
GSM8-100M					0(≤50)	50	35
GSM8-100H					0(≤50)	85	50
GSM8-225C	100,125,160,180,200				≤50	25	18	1000	7000
GSM8-225L					≤50	35	22
GSM8-225M					≤50	50	35
GSM8-225H					≤50	85	50
GSM8-400C	225,250,315,350,400				≤50	35	25	1000	4000
GSM8-400L					≤50	50	35
GSM8-400M					≤50	65	42
GSM8-630C	400,500,630				≤100	35	25
GSM8-630L					≤100	50	35
GSM8-630M					≤100	65	42
GSM8-630H					≤100	100	65
GSM8-800M	630,700,800				≤100	65	42
GSM8-800H					≤100	100	65

 

Product show

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

standard export packing for circuit breakers mccb

 

(1)Warranty   ( 24 months warranty  )

1. The warranty starts from the delivery date from our factory;

2. During the warranty, any defective product will get repaired or replaced for free ;

3. It is beyond the warranty as the products breaked by the violence , the carelessness or repaired , altered without authorization.

 

 (2)Lead Time

1. Sample orders will be delivered from our factory within 7 working days.

2. General orders will be delivered from our factory within 7-15 working days.

3. Bulk orders will be delivered from our factory within 25 working days at most

 

(3)Shippment

1. By EMS, DHL, FedEx, TNT, UPS or other express. 

 2. By our forwarding agent (by air or by sea).

3. By your own forwarding agent.

4. By domestic forwarding agents to any city in China

 

 we are a manufacturer & exporter , we are sure that we can best support our customers with high quality products and the most competitive products .

Factory picture

 

 

Our markets

North America	No3	Rated of buyer 12.5%
South America	No4	Rated of buyer  7.5%
Europe	No2	Rated of buyer  19.2%
Asia	No1	Rated of buyer  35.5%
Africa	No5	Rated of buyer  3.24%

  

Certification :

                      

Certified Picture	Certification Name	Certified By	Product Name & Model No.
	ISO9001:2000	EACC, ANAB	Scope:  Sales of Sales of electric appliances .For example: sensors, relays, voltage stabilizers, AC contactors circuit breakers, distribution boxes, industrial plugs & sockets and others  .
	CE	EPRE	Mini Circuit Breake&GSB6-63
	ETL	ITS	Mini Circuit Breaker&GSL7-63
	GS	TUV	PIR CEILING LAMP&GSL3002B
	SAA	SAA	Mini Circuit Breaker &N-7B
	CE	EPRE	STANDALOE SENSOR&GSA001