MCCB 250A Mould Case Circuit Breaker with Standard of IEC 60947-2

• Breaking Capacity: Low Voltage Circuit Breakers
• Operation: Manual 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.: STN3
• Arc-extinguishing Medium: Air
• Installation: Fixed
• Structure: MCCB
• Poles Number: 3
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection
• Certification: CE
• Standard: IEC 60947-2 GB14048.2
• Coil Voltage: AC 400(380)V AC690(660)V
• in: 63-1600A
• Pole: 3p4p
• Transport Package: Inner Box/Carton
• Specification: 63 to 630A
• Trademark: SONTUOEC, WZSTEC
• Origin: Wenzhou Zhejiang
• HS Code: 8536200000
• Production Capacity: 2000pieces/Week
• Package Size: 46.00cm * 24.00cm * 33.00cm
• Package Gross Weight: 3.000kg

Product Description

 STN3 Moulded case circuit breaker is suitable for circuit AC 50HZ/60HZ,rated voltage up to AC 660V, rated operating current to 630A. It features normal structure,reliable performance,complete accessories & high breaking capacity used for power distribution and protecting the circuit and electrical equipment against overload and short circuit. It complies with standard of IEC  60947-2   GB14048.
 

Rated of current of release(A)	Thermodynamic release (ambient temp+40ºC		Operational current of magnetic release(A)
	1.05In(cold state) inoperative time(h)	1.30In(heat state) inoperative time(h)
In≤63	≥1	<1	10-50In ±20%
63<In≤250	≥2	<2	10In ±20%
25<In≤800	≥2	<2	5-10In ±20%

 

 
Our Services:
 

1. Competitive price
2. Continuance Service and support
3. Good-after service
4. Quality Reliability and Long Product Life.

FAQ

Q: Are you trading company or manufacturer ?

A: We are factory. Our teams have more than 20years experience in the field of Circuit Breaker...

Q: How long is your delivery time?

A: Usually, normal orders need 25days or so.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge,but,the express charge need be paid by the buyers.

Q: What is your terms of payment ?

A: Payment<=5000USD, 100% in advance. Payment>=5000USD, 30% T/T in advance ,balance before shippment.