Zn63 (VS1) 12kv 630A Indoor Vacuum Circuit Breaker (VCB) for Distribution Switchgear

• Type: Indoor Vacuum Circuit Breaker
• Structure: Protection
• Certification: ISO9001:2000, CCC
• Form: Partly-welded Type
• Operation Voltage: High Voltage
• Size: 1 Uint
• Model NO.: ZN63-12
• Application Range: Distribution Switchgear
• Shell Material: Stainless Steel
• Brand: Anhao
• Rated Current: 630A~4000A
• Rated Voltage: 12kv
• Rated Frequency: 50Hz
• Poles Number: 3
• Model No.: Zn63 (Vs1)
• Transport Package: Wooden Case
• Trademark: ANHAO
• Origin: China
• Production Capacity: 20000 Units/Per Years

Product Description

ZN63(VS1) Series Indoor Vcb Vacuum Circuit Breaker

Product Information 
ZN63(VS1)-12 series indoor vacuum circuit breaker is a three-phase AC 50Hz, rated voltage of 12kV indoor switchgear. For industrial and mining enterprises, power plants, and substations as electrical equipment control and protection purposes, and for the frequent operation of the place. It can be fixed in a switch cabinet or installed on a handcart.
 

Applicable conditions
• Ambient temperature: not higher than +40°C, not less than −10°C (at −30°C to allow storage and transportation).

• Altitude: not exceed 1000m.

• Relative humidity: daily average of not more than 95%, saturated vapor pressure on the average of not more than 2.2×10-3MPa, On average not more than 1.8× 10-3MPa.

• Earthquake intensity: not more than eight.

• No fire, explosion hazard, serious filthy, chemical corrosion, as well as places of intense vibration.

Outline Mounting Dimensions

Technical Parameters

Item	Description		Unit	Data
1	Rated voltage		KV	12
2	Max. voltage		KV	12
3	Rated current		A	630/1250/2500
4	Rated short circuit breaking current		KA	20/25/31.5
5	Rated short circuit making current		KA	50/63/80
6	Rated peak withstands current		KA	50/63/80
7	4S Rated withstands current		KA	20/25/31.5
8	Rated insulation level	Power frequency voltage(when losing a circuit)	KV	Dreaker 65
		Impulse withstand voltage(when losing a circuit)		Dreaker 125
9	Rated operating sequence			OC-0.3s-CO-180S-CO
10	Mechanical life		Times	20000
11	Rated short circuit current breaking time		Times	274
12	Rated close brake voltage of operating machine		V	110,220
13	Rated break brake voltage of operating machine		V	110,220
14	Contact stroke		mm	13±1
15	Exceed range(the compressed length of contact spring)		mm	3.5±0.5
16	Different periods of three-phase break and close break		ms	≤2
17	The jump time of contact close break		ms	≤2
18	Average break speed		m/s	1.1~1.7
19	Average closing speed		m/s	0.6~1.1
20	Opening time	Under max. operating voltage	S	≤0.05
		Under min. operating voltage		≤0.08
21	Closing time		s	0.1
22	Resistance of each phase main loop		μΩ	630≤50 1250≤45/ 1600-2500≤40
23	Contacts limit version		mm	3

Detail Images



Company Profile

Workshop Corner

Testing Equipment

FAQ
Q: Are you a trading company or manufacturer?
A: We are factory with more than 20 years of experience in this field.

Q: Can I get a sample before the bulk order?

A: Yes, we welcome sample orders to test and check quality. Mixed samples are
acceptable.

 

Q: Can we print our logo/ company name on products?

A: Yes, of course, we accept OEM, then need you to provide brand authorization to us

 

Q: Do you accept product customization?

A: Yes, of course, please provide specific drawings or parameters, we will quote you after the evaluation

 

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days. if the goods are not in stock, it is according to the quantity

Q: How to solve quality problems after sales?

A: Take photos of the quality problems and send them to us for our checking and confirmation, we will make a satisfactory solution for you within 3 days.

 

Q: What are your terms of payment?
A: 30% T/T in advance, balance before shipment.