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Elecal Electric Appliance Co., Ltd.

MCB, Circuit Breaker, Breaker manufacturer / supplier in China, offering MCB Dz50n-63 Series Miniature Circuit Breaker, Nt Low Voltage Fuse, Warning Bell and so on.

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MCB Dz50n-63 Series Miniature Circuit Breaker

FOB Price: US $10 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $10/ Piece
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Port: Ningbo, China
Transport Package: Carton
Payment Terms: L/C, T/T, D/P, Western Union

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Basic Info
  • Breaking Capacity: Low Voltage Circuit Breakers
  • Speed: Normal Type Circuit Breaker
  • Installation: Fixed
  • Poles Number: 2
  • Function: Circuit-Breaker Failure Protection
  • Trademark: ELECAL
  • HS Code: 85362000
  • Operation: Manual Type
  • Arc-extinguishing Medium: Air
  • Structure: MCB
  • Type: Circuit Breaker
  • Certification: ISO9001-2000, CE
  • Origin: Wenzhou
Product Description

1.Application

DZ50N-63 high switch-off ability miniature circuit breaker is applicable to a line of AC 50Hz/ 60Hz, rated voltage 23/400V and rated current up to 63A, used for overload and short circuit protection. It can also be used for infrequent line conversion under the normal condition.The breaker is applicable to industrial enterprise, commercially district, high-rise building and dwelling house. It conforms with the standards of IEC60898.

2.Main Technical Parameter

TypeDZ50-63
Pole1P2P, 3P, 4P
Rated current (A)1,2,3,4,6,10,16,20,25,32,40,50,63
Rated voltage(V)230400
Type of instantaneous releaseB,C,D
Rated short circuit breaking capacity Icn (KA)10
Life (times)1-32AElectric life8000
Mechanical life20000
Operation frequency240 times per hour
40-63AElectric life8000
Mechanical life20000
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±2CCold 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~+40CCold 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
MCB Dz50n-63 Series Miniature Circuit Breaker
 
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