CJMD2-63 DC 1-4p 6ka PV DC MCB Miniature Circuit Breaker

Product model and meaning CJ-Corproate logo M-MCB D-Direct Current 2-Standard code 63-Rated frame current   Application Scope
  • CJMD2-63 series dc circuit breaker is mainly suitable for rated voltage up to and DC1000V, rated current DC63A and under new energy dc power generation,storage, custom power system, digital and computer center, communication system, intelligent city (construction, municipal and public facilities), smart home,transportation and micro power grid in the areas of low voltage power distribution system.
  • CJMD2-63 series circuit breakers are characterized by small size, simple structure and high reliability, and can be equipped with auxiliary contacts, alarm contacts, shunt trip and other accessories, of which the auxiliary and alarm widths are 9mm and the shunt trip widths are 18mm.

Products Details

Technical Data

Standard IEC60947-2
Shell frame grade Current 63A
Rated Insulation voltage Ui 500V
Rated Impulse Withstand Voltage Uimp 4kV
Rated current(A) 1A,2A,3A,4A,6A,10A,16A,20A,25A,32A,40A,50A,63A
Ratedvoltage DC250V(1P),DC500V(2P),DC800V(3P),DC1000V(4P)
Themo-magnetic release characteristic 10In±20%
Number of poles 1P,2P,3P,4P
Unipolar width 18mm
Rated breaking capacity 6kA
Reference temperature 30°C
Utilization Categpry A
Mechanical life 20,000 Cycles
Electrical life 2000 Cycles
Protection degree IP20
Terminalsize top/bottom for cable(mm²) 25
Connection From top and bottom

Characteristic Curve

Rated current ln (A) Overload trip feature Electromagnetic trip
1.05In agreed non-trip 1.30In agreed trip action current(A)
time H (cold state) time H (cold state)
In ≤ 63 1 1 B(6In±20%)
In>63 2 2 C(6In±20%)
  DC Miniature circuit breaker

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