Meba mcb mccb MB1-63-63A

Meba mcb mccb MB1-63-63A , this series Miniature Circuit Breaker is nice in appearance, reasonable in structure, sound in feature and high in breaking capacity. Installed with standard din rail, it is convenient and easy in usage. It is mainly used in the line of AC 50/60Hz, rated working voltage to 240V/415V, and rated current to 63A as protection against overload and short-circuit. It can be used as infrequent on-and-off operation and changeover. It complies with standard of GB10963 and IEC/EN60898.

Meba mcb mccb MB1-63-63A Technical parameters

Frame class

63A

Rated working voltage

240V/415V

Rated frequency

50/60Hz

Rated working current

1、3、6、10、16、20、25、32、40、50、63A

Making and breaking capacity

6000A(6~40A),4500A(50、63A)

Release type

B、C、D

Poles

1、2、3、4P

Mechanical life

20000

Electric life

4000

The over-current tripping unit protection feature   

Sequence NO .

Release

Test current I/In

Start state

Tripping time

Expected result

1

B、C、D

1.13In

Cold state

t≤1h

Not tripping

2

B、C、D

1.45In

Start right after the serial NO . 1 test

t<1h

Tripping

3

B、C、D

2.55In

Cold state

1s<t<60s

Tripping

4

B C D

3In 5In 10In

Cold state

t≤0.1s

Not tripping

5

B C D

5In 10In 20In

Cold state

t<0.1s

Tripping

Dimensions(mm) Meba-mcb-and-mccb-MB1-63-40A Characteristics curve Meba mcb and mccb MB1-63-40A Characteristics curve

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