RCBO a Type and AC Type Stro7-40 Residual Current Operated Circuit-Breaker

• Breaking Capacity: Low Voltage Circuit Breakers
• Operation: Electric Type
• Speed: High-Speed Circuit Breaker
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: STOR7-40
• Arc-extinguishing Medium: Vacuum
• Installation: Fixed
• Structure: ELCB
• Poles Number: 4
• Type: Circuit Breaker
• Function: Circuit-Breaker Failure Protection, Overcurrent Protection
• Certification: ISO9001-2000, CE, CB, SAA
• Price: Factory Price
• Competitive: MCB+RCD
• Standard: IEC 61009-1
• Rated Frequency Fn: 50/60Hz
• Transport Package: Standard Exporting Carton
• Specification: 16-40A
• Trademark: SONTUOEC, WZSTEC, STUOEC, SONTUOC
• Origin: Wenzhou, China
• HS Code: 8536200000
• Production Capacity: 3000PCS/Day
• Package Size: 46.00cm * 24.00cm * 33.00cm
• Package Gross Weight: 0.025kg

Product Description

Product Description

RCBO:  STOR7-40: 

Technical specificationsTechnical specifications:

Standard: IEC 61009-1
Type (wave form of the earth leakage sensed): AC, A
Number of pole: 2, 4
Rated current In (A): 6, 10, 16, 20, 25, 32, 40,63
Rated voltage Ue fl/ AC): 230/400
Rated insulation voltage Ui fl/ AC): 500
Rated Frequency Fn (Hz): 50/60
Rated residual currents ll',.n (mA): 30, 100, 300
Rated breaking capacity acc. to IEC 61009-1 ultimate lcn (kA): 6KA
Rated impulse withstand voltage (1.2/50) Uimp (kV): 8
Dielectric test voltage at ind. freq. for 1 min. (kV): 2.5
Surge current resistance (wave 8/20) (A): 3000
Tripping characteristic: B, C, D
Characteristic B (In): 3-5
Characteristic C (In): 5-10
Characteristic D (In): 10-14
Electrical life (times): 4,000
Mechanical life (times): 10,000
Degree of protection: IP20, with connected conductors Mounting position: Any
Conductor cross-sections
Solid and stranded (mm2): 0.75-35
Finely stranded with end sleeve (mm):0.75-25
Terminals 

Terminal tightening torque (N·m)	2.5
Ambient temperature (^ºC)	-25 ~ +45, max. 95 % humidity

 

 

 Features:

1. The combination of an RCCB and a miniature circuit breaker in a compact design for personnel, fire and line protection. Electromagnetic type, voltage independent.
2. The MCB part protects lines against overload and short circuits and is available in characteristics B, C and D.
3. The handle provides a clear indication of the contact position.

FAQ
Q 1. what's the payment term?   
A. We accept TT,30% deposit and 70% balance agaisnt copy of BL
Q 2. how's the delivery time ? 
A. usually it will take about 25 days for production
Q 3. tell me the standard of package?   
A. Normally are cartons, but also we can pack it according to your requirement.
Q 4.Would you accept to use our logo ? 
A.If you have good quantity,it absolute no problem to do OEM.
Q5. Can i take some samples?
A: Yes, we support to take samples before place the order. Just feel free to contact with us if you have any requirements.
Q6. Are you original Factory?
A: Yes, we have our own factory .
Q7. How can you make sure the quality of the products?
A: We will accord to international quality standards to inspect every item before leaving our factory.