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Elecal Electric Appliance Co., Ltd.

MCB, Circuit Breaker, Breaker manufacturer / supplier in China, offering MCB Over-Undervoltage Auxiliary (SMLP1), Cjx5 AC Contactors, Cjx7 AC Contactor and so on.

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MCB Over-Undervoltage Auxiliary (SMLP1)

FOB Price: US $1.34 / Piece
Min. Order: 100 Pieces
Min. Order FOB Price
100 Pieces US $1.34/ 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
  • Model NO.: SMLP1
  • Operation: Manual Type
  • Arc-extinguishing Medium: Air
  • Structure: MCB
  • Type: Circuit Breaker
  • Certification: ISO9001-2000, CE
  • Origin: Wenzhou
  • 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
Product Description
Electrical Features 
Rated current In :1,2,3,4,6,10,16,20,25,32,40,50,63A
Poles:1P, 1P+N, 2P, 3P, 3P+N,4P
Rated voltage Ue:240/415V
Insulation voltage Ui :500V
Rated frequency:50/60Hz
Rated breaking capacity :6000/10000A
Energy limiting class:3
Rated impulse withstand voltage(1.2/50) Uimp:4000V
Dielectric test voltage at ind. Freq. for 1 min:2kV
Pollution degree:2
Thermo-magnetic release characteristic: B,C,D
Mechanical Features
Electrical life:8,000
Mechanical life:20,000
Contact position indicator: Yes
Protection degree:IP20
Reference temperature for setting of thermal element:30ºC
Ambient temperature (with daily average≤35ºC): -5ºC...+40ºC
Storage temperation: -25ºC...+70ºC
Terminal connection type: Cable/U-type busbar/Pin-type busbar
Terminal size top/bottom for cable: 25mm2 18-3AWG
Terminal size top/bottom for busbar: 25mm2 18-3AWG
Tightening torque 2.0 N*m 22 In-Ibs.
Mounting: On DIN rail EN 60715 (35mm) by means of fast clip device
Connection: From top and bottom
Combination with accessories
Auxiliary contact: Yes
Shunt release: Yes
Under voltage release: Yes
Alarm contact: Yes

DZ47N-63 is applicable to a line of AC 50Hz/60Hz, 230V in single pole, 400V in double, three, four poles for protecting overload and short circuit, and rated current up to 63A. It can also be used for infrequent line conversion under the normal condition.The breaker 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
Pole1P2P, 3P, 4P
Rated current (A)6,10,16,20,25,32,40,50,63
Rated voltage(V)230400
Ambient temperature-5oC~+40oC
Type of instantaneous releaseCDCD
Rated short circuit breaking capacity Icn(KA)1-32A: 6
50-63A: 4
41-32A: 6
50-63A: 4

3.Applicable conducting wire
Rated current(A)Norminal cross section of wire mm2

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 

MCB Over-Undervoltage Auxiliary (SMLP1)
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