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Elecal Electric Appliance Co., Ltd.

MCB, Circuit Breaker, Breaker manufacturer / supplier in China, offering Dz48n-63 Series Miniature Circuit Breaker, Sm12 Series Moulded Case Circuit Breaker, Mini Circuit Breaker (DZ47-63 1P) and so on.

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Dz48n-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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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

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: 6
50-63A: 4.5
4.51-40A: 6
50-63A: 4.5
4.5
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
 
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