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ProductsLocation:Home > Products > Mould Case Circuit Breaker
Item Nunber & Product Name：CNSC moulded case circuit breaker
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  • Description
CNSC Moulded case circuit breaker
▲Application

CNSC moulded case circuit breaker is one of the most advanced type breakers in the vorld,which adopts international advanced design and manufacture technology.They are suitable for short circuit and overload protection for circuit of AC 690V 50/60Hz,rated current from 12.5A to 630A.Its rated insulation voltage is 690V.It can make and break the non-frequently circuit in the normal conditions.It takes protect effect when mouse cage motors non-frequent start,breaking off working and protecting overload,short circuit and lacking voltage.It complies with IEC60947-2.

▲Specifications
Type TNSC60E TNSC100B TNSC100D TNSC160D
Nnmber of Poles 3 3 3 3
Rated Current In(A) 15,20,25,30,
40,50,60 		15,20,25,30,
40,50,60,
75,80,100 		15,20,25,30,
40,50,60,
75,80,100 		125,160
Rated operating voltage ue (V) AC50/60Hz 500 500 500 500
Rated insulation voltage ui (V) 500 500 500 500
Rated (kV) uimp 6 6 6 6
Breaking capacity
(kA ms)
IEC 60947-2 		Icu AC 220/240V 10 25 25 25
380V 7.5 10 18 18
400V 7.5 10 15 15
Icu ％Icu 220/240V 25％ 25％ 25％ 50％
380V 25％ 25％ 25％ 50％
400V 25％ 25％ 25％ 50％
Breaking capacity(kA)
(NEMA-ABI)(HIC) 		AC 240V - - 25 25
480V - - 10 10
Mechanical life 8,500 8,500 8,500 8,500
Electrical life 4,000 4,000 4,000 4,000
Overload current
protection(A) 		Hot protection Fixed Fixed Fixed Fixed
Magnetism protection Fixed Fixed Fixed Fixed
Dimensions(mm) L×H×D 75×130×60 75×130×60 75×130×60 105×161×86
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