Competitive C65 Structure STB1-63 Series Miniature Circuit Breaker MCB

Product Description

Product Description STB1-63 miniature circuit breaker 6A/10A/16A/20A/25A/32A/40A/50A/63A
General
STB1-63 high breaking miniature circuit breaker has the features of structure advanced, performance reliable, breaking capacity high, appearance elegant and its shell and parts are made of material with impact resistance, strong flame-retardant feature.
It is suitable to power system of 50or 60 frequency ,Ue 400V and below, Ui 63A and below.
It is mainly applied at office building, residence, for lighting , power distribution and overload and short circuit protection of equipment. Normally, it also can be used as the not frequent transfer of power system. It conforms to the standards IEC60898and GB10963.1.

Technical Parameters:

Rated voltage(V)	Poles	Rated current(A)	Rated short circuit breaking capacity
			Test breaking capacity(KA)	Power factor
230	1,2	6,10,16,20,	4.5 /6	0.65~0.70
230/400	1,2	25,32,	4.5/6
400	2,3,4	40	4.5/6
230	1,2	50,63	4.5/6	0.75~0.80
230/400	1,2		4.5/6
400	2,3,4		4.5/6

Remark:
1.mechanical life:20,000 times(off-on).
2.heat resistance: category 2 (temperature 55°C,relative humidity 95%).
3.wiring is terminal with clamp, cable dia.:25mm2.

Current Release Character Diagram:

Test current (A)	Rated current (A)	Requested time	Result	Start station	Remark
1.13In	all	t>=1h	Don't trip	Cool
1.45In	All	T<1h	trip	heat	Current ascends the requested value stably in 5s
2.55In	In<=32A	1s<t<60s	trip	Cool	Auxiliary switch closed, power is on
2.55In	In>32A	1s<t<120s	trip	Cool	Auxiliary switch closed, power is on
5In(Cmode)	All	t>=0.1s	Don't trip	Cool	Auxiliary switch closed, power is on
10In(Cmode)	All	T<0.1s	trip	Cool	Auxiliary switch closed, power is on
10(Dmode)	All	t>=0.1s	Don't trip	Cool	Auxiliary switch closed, power is on
14In(Dmode)	All	T<0.1s	trip	Cool	Auxiliary switch closed, power is on

Model	STB1-63 MCB
Pole	1P,2P,3P,4P
Type	AC (110/230/400V)
Rated Current(In)	1,2,4,6,10,16,20,25,32,40,50,63A
Rated Frequency	50/60HZ
Breaking Capacity	3KA,4.5KA, 6KA
Tripping curve	B,C,D
Magnetic releases	B curve: between 3and 5 In
	C curve: between 5and 10In
	D curve: between 10 and 14In
Electro-mechanical endurance	over 6000 cycles

Our Services:
Competitive price Continuance Service and support Good-after service Quality Reliability and Long Product Life.
FAQ
Q 1. what's the payment term?
A. We accept TT,30% deposit and 70% balance agaisnt copy of BL
Q 2. how's the delivery time ?
A. usually it will take about 25 days for production
Q 3. tell me the standard of package?
A. Normally are cartons, but also we can pack it according to your requirement.
Q 4.Would you accept to use our logo ?
A.If you have good quantity,it absolute no problem to do OEM.
Q5. Can i take some samples?
A: Yes, we support to take samples before place the order. Just feel free to contact with us if you have any requirements.
Q6. Are you original Factory?
A: Yes, we have our own factory .
Q7. How can you make sure the quality of the products?
A: We will accord to international quality standards to inspect every item before leaving our factory.