Miniature Electric Circuit Breaker for Efficient Power Management Solutions

Product Description

Product Introduction

Technical Specifications

1	Rated voltage	KV	12
2	Rated frequency	HZ	50/60
3	Rated Current	A	630,1250,1600, 2000, 2500, 3150, 4000
4	Rated short-circuit breaking current	KA	20, 25, 31.5, 40
5	Rated short-circuit closing current (peak)	KA	50,63,80,100
6	Rated short time withstand current	KA	20, 25, 31.5, 40
7	Rated short-circuit duration	s	4
8	Nos. of rated short-circuit breaking current	Times	50(30 above 40KA)
9	Rated operating sequence		0-0.3s-CO-180s-CO/ 0-180s-CO-180s-CO(Above 40KA)
10	Rated lightning impulse withstand voltage	KV	75
11	1min power frequency withstand voltage	KV	42
12	Closing time	ms	≤ 70
13	opening time	ms	≤ 50
14	Mechanical life	Times	30000
15	Rated breaking current of single capacitor bank	A	630
16	Rated breaking current of back to backcapacitor bank	A	400
17	Contactopendistance	mm	11±1
18	Contact Over-travel	mm	3.5±1
19	Rated switch-on/off operating voltage	V	AC110/220,DC110/220
20	Switch-off (rated voltage)	ms	20~60
21	Switch-on(rated voltage)	ms	30~70
22	Motor rated power	W	70 (above 40KA: 100W)
23	Closing speed	m/s
24	Opening speed	m/s
25	Contact closing spring time	ms
26	Rated contact pressure	N
27	Three phase closing opening asynchrony	ms

Dimensions Overview

Main Product

Company Profile

Yueqing Copen Electric Co., Ltd., was established in 2012, located at Yueqing Economic Development Zone, Wenzhou city, Zhejiang province, who has been developed as a professional high volt. Power Transmission and Distribution equipment and components supplier in the past years, also being as one of the recommended model companies for National Power Grid Construction & Reformation.  We're now special in manufacturing and exporting Vacuum Circuit Breaker (VCB), Vacuum Contactors, SF6 Circuit Breaker, Disconnecting Switch, Load Break Switch (LBS), switchgear and components.  We have developed new products and assembly line optimization against our reinforced enterprise strength, refined technical & management team, to meet the customers' diverse needs. Over ten years' production and sales experience, we're well received in Southeast Asian, Russian, African market and American countries by the excellent quality and the best after-sales service. We're also a OEM & ODM manufacturer, accept a small trial order to know the better about our product quality, packaging and shipment. Welcome to inquiry us which all will be replied within 24 hours. We also cordially welcome all customers overseas to visit us and discuss business cooperation or being as our agent in your country.

Our Factory

Company Advantage

Our Certificates

Packaging & Shipping

FAQ

Q1:Why choose us from numerous suppliers? 

A1: We're a recommended model supplier by the overseas customers due to the High cost-effectiveness and Excellent after-sales service.
 
Q2: How is your after-sales service? 
A2: We're one of the professional manufacturers and exporters in China. We can provide a series of supporting services from installation and debugging, operation and maintenance, fault diagnosis, to replacement of related accessories.
 
Q3: How long is the warranty period and what is the scope of warranty?
 A3: We offer 24 months' warranty period, including the defects in covering materials or assembly processes. Artificial damage or arbitrary modification, failure to use as required, etc. are not covered by the warranty.
 
 Q4: Do you accept OEM orders or can you provide customized non-standard products.
 A4: Yes, we have a refined technical & management team, can meet the diverse needs from domestic and foreign customers.
 
Q5: Is there MOQ and what is the usual delivery time?
A5: No MOQ requested,1 sample can be supplied and normal delivery time is 3-40 days. Special or customized products will be discussed separately.