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Polarity DC Circuit breaker / MCB
Polarity DC Circuit breaker / MCB
Supplier Info
[China Supplier]
Contact Person : Mr. Ye Victor
Tel : 86-577-61989999
Fax : 86-577-61891122
Product Detail
1)Polarity DC Circuit breaker 2)output:10000pieces/day 3)OEM 4)good quality 5)CB,CCC,ISO9001,1004,IEC

Polarity DC Circuit breaker 

  DC Breaker supplementary protectors are designed to provide overcurrent protection within appliances or electrical equipment, where a branch circuit protection is already provided or not required. Devices are designed for direct current (DC) control circuit applications. 

Frame degree rated current (A)

63

Electrical performance

 

Ue Rated operating voltage(V DC)

AC250V AC415V DC440V DC550V DC800V DC1000V

Rated Current In (A)

  6-10-16-20-25-32-40-50-63

Rated insulation voltage Ui (V DC)

    1000V

Rated Impact voltage Uimp(kV)

      4

Ultimate breaking capacity Icu (kV)

6

6

6

6

Run breaking capacity Ics (%Icu)

75%

75%

75%

75%

Curve type

C

Trip type

Thermal-magnetic

MECHANICAL

Actual average value

20000

Standard value

8500

ELECTRIC

Actual average value

2500

Standard value

1500

Control and indication

 

Shunt release (SHT)

Option

Undervoltage release (UNT)

Auxiliary contact(AX)

Alarm contact (AL)

Connection and installation

 

Wiring capacity (mm2)

In≤32A, I~25mm2, I≥40A,10~35

Ambient temperature (ºC)

-20~70

Altitude

≤2000

Relative humidity

≤95%

Pollution Level

3

Installation Environment 

No obvious shock and vibration

Installation category

Class III

Installation

DIN Standard rail

Dimensions

(W)*(H)*(Deep)

W

17.5

35

52.5

70

H

80

80

80

80

Deep

71

71

71

71

Weight(kg)

0.12

0.24

0.36

0.48

Polarity DC Circuit breaker / MCB

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