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DZ48N-63 Series Miniature Circuit Breaker,MCB,circuit breaker
DZ48N-63 Series Miniature Circuit Breaker,MCB,circuit breaker
Supplier Info
[China Supplier]
Contact Person : Ms. chen candy
Tel : 0086-577-62731666
Fax : 0086-577-62731777
Product Detail
DZ48N-63 Series MIniature Circuit Breaker,MCB This mcb conforms with the standard of IEC60947-2. AC 50Hz 230V/400V Up to 63A.

DZ48N-63 Series MIniature Circuit Breaker

1.Application DZ48N-63 miniature circuit breaker is applicable to a line of AC 50Hz/60Hz, 230V in singlepole, 400V in double, three, four poles for protecting overload and short circuit, and rated cur-rent up to 63A. It can also be used for infrequent line conversion under the normal condition.Thebreaker is applicable to lighting distribution system in industrial enterprise, commercially district,high-rise building and dwelling house. It conforms with the standards of IEC60898.2.Main Technical Parameter

TypeDZ48N-63
Pole1P2P, 3P, 4P
Rated current (A)6,10,16,20,25,32,40,50,63
Rated voltage(V)230400
Type of instantaneous releaseCDCD
Rated short circuit breaking capacity Icn(KA)1-40A: 650-63A: 4.54.51-40A: 6 50-63A: 4.54.5
Life (times)1-32AElectric life4000
Mechanical life6000
Operation frequency240 times per hour
40-63AElectric life4000
Mechanical life6000
Operation frequency120 times per hour

3.Applicable conducting wire

Rated current(A)Nominal cross section of wire mm2
1-6A1
10A1.5
16,20A2.5
25A4
32A6
40,50A10
63A16

4.The over-current protection property

Ambient TemperatureInitial StatusTest CurrentExpected ResultExpected ResultNote
30±2oCCold position1.13Int≥1hNon-release-
Carried out immediately after previous test1.45Int<1hRelease-
Cold position2.55In1s<t<60s(In≤32A)ReleaseCurrent smoothly rises to specified value within 5s
Cold position2.55In1s<t<120s (In>32A)Release
-5~+40oCCold position3Int≥0.1sNon-releaseType B
Cold position5Int<0.1sReleaseType B
Cold position5Int≥0.1sNon-releaseType C
Cold position10Int<0.1sReleaseType C
Cold position10Int≥0.1sNon-releaseType D
Cold position20Int<0.1sReleaseType D

DZ48N-63 Series Miniature Circuit Breaker,MCB,circuit breaker

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