Scope of application：
DTLB6-125 series mini-circuit breaker is a high-performance mini-circuit breaker with important characteristics such as large rated current and high rated short-circuit breaking capability.The circuit breaker is mainly suitable for distribution lines with rated working frequency of 50Hz/60Hz,rated working voltage of AC240/400V and rated current up to 125A.It is used to protect over current and short circuit of power line facilities and important electrical equipment in important buildings or similar places.It can also be used for infrequent on-off operation.The circuit breaker is also suitable for isolation.Product standard:GB/T 14048.2,IEC 60947-2.
Structural characteristics of:
1、High rated short circuit breaking ability,all rated current levels can reach 6kA.
2、With red green safety indication, higher safety.
3、With energy storage mechanism operation, contact fast closure
4、overcome the adverse influence caused by the speed of manual operation handle,greatly improve the service life of the product.
5、The product can be used with a variety of modular accessories,such as AX-1.
Main technical parameters：
Rated shell current:125A
Product standard:GB/T 14048.2,IEC 60947-2
Rated insulation voltage Ui:1000V
Rated impact tolerance voltage Uimp:6kV
Rated current (A):16A,20A,25A,32A,40A,50A,63A,80A100A,125A
Rated voltage:240/400V(1P,2P),400V(2P,3P,4P)
Rated frequency (Hz):50/60
Tripping curve:C:8ln+-20%,D:12ln+-20%
Pole number:1P,2P,3P,3P,4P
Monopole width:18mm
Limit short circuit breaking capacity Icu:10kA
Dielectric strength test voltage (1 min):2kV
Reference temperature:30℃
Running short circuit breaking capability lcs:7.5kA
Base temperature:30℃
Use category:A
Mechanical life:20000 times
Electrical life:6000 times
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