Zhejiang, China
Business Type:
Number of Employees:
Year of Establishment:
Management System Certification:
ISO9001:2008, ISO14001:2004, OHSAS18001:2007
Average Lead Time:
Peak season lead time: one month
Off season lead time: one month
OEM/ODM Service
Sample Available
German / Spanish Speaker

RCCB, RCBO, MCCB manufacturer / supplier in China, offering Stong Stcbl Type RCCB with High Quality and Good Price Circuit Breaker, Dry Type Power Transformer Scb 10/0.4kv Copper Aluminum Winding, Zw32-12 Series Vcb Vacuum Circuit Breaker High Middle Voltage and so on.

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Supplier Homepage Products VCB&Switchgear accessories Indoor vacuum circuit breaker Stong Stcbl Type RCCB with High Quality and Good Price Circuit Breaker

Stong Stcbl Type RCCB with High Quality and Good Price Circuit Breaker

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Purchase Qty. / Reference FOB Price
300-499 Pieces US $2.4
500+ Pieces US $2.3
Port: Ningbo, China
Production Capacity: 10000
Payment Terms: L/C, T/T, D/P, Western Union, Paypal
Breaking Capacity: Low Voltage Circuit Breakers
Operation: Electric Type
Speed: High-Speed Circuit Breaker
Arc-extinguishing Medium: Air
Installation: Fixed
Structure: MCB

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Basic Info

Model NO.: stcbl
Poles Number: 4
Type: Circuit Breaker
Function: Overcurrent Protection
Certification: ISO9001-2000, CE, CB, CCC
Trademark: Shentong
Transport Package: in Wooden Case
Specification: DIN Rail Operation
Origin: Yueqing City
HS Code: 583620000

Product Description

           1.Our Company Has Great Reputation In The Market.
           2.Good Quality Guaranteed With Reasonable Price.
           3.OEM, ODM Are Welcomed.
           4.Goods Will Be Delivered On Time.
           5.Factory Selling Directly

Electrical Feature
Type(wave form of the earth leakage sensed) AC, A, AC~S, A~S
Rated current InA25,40,50,63 
Rated voltage UeV240/415
Rated sensitivity A0.03,0.1,0.3
Insulation voltage UiV500
Rated residual making and breaking capacityA500(In=25/40A) 630(In=50/63A)
Short-circuit current IncA4500/6000A
SCPD fuse 6000
Break time underS≤0.1
Rated frequencyHz 50/60
Rated impulse withstand voltage(1.2/50) UimpV4000 
Dielectric test voltage at ind. Freq. For 1 minV2500
Pollution degree 2
Mechanical Feature
Electrical life 2000
Mechanical life 2000
Fault current indicator Yes
Protection degree IP20
Ambient temperature (with daily average≤ 35º C)º C-5...+40
Storage temperationº C-25...+70
Terminal connection typeCable/U-type busbar/Pin-type busbar
Terminal size top/bottom for cable25mm2 18-3AWG
Terminal size top/bottom for busbar25mm2 18-3AWG
Tightening torque2.5 N*m 18 In-Ibs
MountingOn DIN rail EN 60715 (35mm) by means of fast clip device
ConnectionFrom top and bottom


Type (wave form of the earth leakage sensed): AC, A
Thermo-magnetic release characteristic: C, D
Rated current In MCB+add-on RCD block: 63, 80, 100A
Poles: 2P(1P+N), 4P (3P+N)
Rated voltage Ue: 240/415V
Rated sensitivity In MCB+add-on RCD block: 0.03, 0.1, 0.3A
Rated residual making and breaking capacity Im: 500A(In40A) 630(In40A)
Rated short-circuit capacity lcn: 6, 000A
Break time under In: 0.1s
Rated frequency: 50/60Hz
Rated impulse withstand voltage (1.2/50)Uimp: 4, 000V
Dielectric TEST voltage at ind. Freq. For 1min: 2kV
Insulation voltage Ui: 500V
Pollution degree: 2

Mechanical Features
Electrical life: 2, 000
Mechanical life: 4, 000
Contact position indicator: Yes
Protection degree: IP20
Ambient temperature (with daily average≤ 35º C): -5º C...+40º C
Storage temperation: -25º C...+70º C

Terminal size top/bottom for cable: 50mm2
Terminal size top/bottom for busbar: 50mm2
Tightening torque 2.5 N*m
Mounting: On DIN rail EN 60715 (35mm) by means of fast clip device
Connection: From top and bottom (for combined type)
From top (MCB+add-on RCD block)


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