DTLB6-125 2P DC MCB(Mini circuit breaker)

Scope of application:

DTLB6-125 series small DC circuit breaker is a high performance small DC circuit breaker with high current and high speed breaking.It is mainly suitable for overload and short circuit protection of DC distribution system and electrical equipment with rated working voltage of DC1000V and rated working current of 125A and below.The series of circuit breakers have been widely used in the DC power distribution system in power,post,transportation,mining enterprises and other places.The circuit breaker has isolation function and can also be used for infrequent circuit on-off operation.This SERIES of circuit breaker rated shell current and rated short circuit breaking capacity and other important characteristics of the circuit breaker is in the domestic similar products in the leading position,is a rare high performance small circuit breaker products.Comply with the standard:GB/T 14048.2,IEC 60947-2.

DTLB6-125 series small DC circuit breaker single pole width 27mm,rated current up to 125A,rated short circuit breaking capacity up to 15kA,a variety of technical parameters leading in China.

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):32A,40A,50A,63A,80A,100A,125A
Rated voltage:DC250V(1P),DC500V(2P),DC750V(3P),DC1000V(4P)
Instantaneous tripping curve:10ln 20%
Pole number:1P,2P,3P,4P
Monopole width:27mm
Limit short circuit breaking capactyIcu:10kA(In 100a or less),15ka(=In 125a)
Short circuit breaking capacity lcs:7.5kA(In 100a or less),10ka(=In 125a)
Base temperature:30℃
Use category:A
Mechanical life:20000 times
Electrical life:300 times
Protection class:IP20

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