12 KV Indoor High voltage Handcart Type Vacuum Circuit Breaker VCB ZN63(VS1)-12

Description:

ZN63(VS1)-12 indoor high voltage handcart vacuum circuit breaker is applied to 12KV, three- -phase, AC50Hz . It can provide control and protection for industrial and mining enterprises, power plants and substations, electrical facilities, and is suitable for frequent operation. The operating mechanism is integrated with the circuit breaker, and the design can be used as a fixed installation unit. It can also be a special propulsion mechanism to form a handcart unit. The main loop adopts the inte...

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Detailed Description

ZN63-12 Indoor High Voltage Fixed Vacuum Circuit Breaker 210MM VCB

ZN63(VSI)-12 series indoor high-voltage solid Vacuum Circuit Breaker, introduces innovative solid insulation and epoxy sealing tech. It integrates the vacuum interrupter, main conductive loop, and insulation support into a solid-sealed pole, resolving environmental tolerance issues. The breakthrough patented ventilation tech tackles heat dissipation concerns. Moreover, the ZN63(VS1)-12 series is China's first maintenance-free breaker, featuring a high-life vacuum interrupter, epoxy casting, and reliable permanent magnet operation. It uses photoelectric proximity switches and electronic power supply for hassle-free operation. Accept OEM&ODM:YES Certificate: CE,Test reports Production time: 7~ 12 working days Warranty period: 12 Months

12 KV Indoor High voltage Handcart Type Vacuum Circuit Breaker VCB ZN63(VS1)-12

Model: VCB ZN63(VS1)-12

Description:

Main advantages
Safe and reliable, able to meet operational requirements under special conditions
Over 22 years of manufacturing experience
Brand vacuum arc extinguishing chamber and fixed sealing pole
Reliable operating Mechanism
Excellent operational system ensures stable quality and convenient delivery
Complete solutions, convenient ordering, and easy installation

Accept OEM&ODM:YES
Certificate: CE,Test reports
Production time: 7~ 12 working days
Warranty period: 12 Months
Delivery time: 15 days
Payment term: 50% deposit before production+50% balance before shipment(by T/T,D/P,Paypal)

No.	Item	Unit	Data
1	Rated voltage	KV	12
2	Rated frequency	Hz	50
3	Rated lightning impulse withstand voltage (peak)	KV	75
4	Rated short-time power frequency voltage (1 min)	KV	42
5	Rated current	A	630、1250	630、1250	1250、1600 2000、2500	1600、2000、 2500、3150、 4000、5000
6	Rated short circuit breaking current	KA	20	25	31.5	40
7	Rated short circuit making current (peak)	KA	50	63	80	100
8	Rated short circuit duration	S	4
9	Rated operating sequence		O-0.3s-CO-180s-CO O-180s-CO-180s-CO (40KA)
10	Rated single /back to back capacitor bank breaking current	A	630/400
11	Rated short circuit current breaking time	Times	30
12	Opening time	MS	35~70
13	Closing time	ms	20~50
14	Mechanical life	Times	10000
15	Rated energy storage and operating voltage	V	AC220/110DC220/110
16	Contact stroke	mm	11±1
17	Contact overtrave	mm	3.5±0.5
18	Average closing speed	m/s	0.5~0.8
19	Average opening speed	m/s	0.9~1.2
20	Contact closing bounce time	ms	≤2
21	Three-phase opening,closing asynchronous	ms	≤2
22	The main circuit resistance	μ Ω	≤50 (630A)≤45 (1250A) ≤35 (1600~2000A)≤25 (more than 2500

12 KV Indoor High voltage Handcart Type Vacuum Circuit Breaker VCB ZN63(VS1)-12

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Detailed Description

ZN63-12 Indoor High Voltage Fixed Vacuum Circuit Breaker 210MM VCB

12 KV Indoor High voltage Handcart Type Vacuum Circuit Breaker VCB ZN63(VS1)-12

Model: VCB ZN63(VS1)-12

Description:

No.	Item	Unit	Data
1	Rated voltage	KV	12
2	Rated frequency	Hz	50
3	Rated lightning impulse withstand voltage (peak)	KV	75
4	Rated short-time power frequency voltage (1 min)	KV	42
5	Rated current	A	630、1250	630、1250	1250、1600 2000、2500	1600、2000、 2500、3150、 4000、5000
6	Rated short circuit breaking current	KA	20	25	31.5	40
7	Rated short circuit making current (peak)	KA	50	63	80	100
8	Rated short circuit duration	S	4
9	Rated operating sequence		O-0.3s-CO-180s-CO O-180s-CO-180s-CO (40KA)
10	Rated single /back to back capacitor bank breaking current	A	630/400
11	Rated short circuit current breaking time	Times	30
12	Opening time	MS	35~70
13	Closing time	ms	20~50
14	Mechanical life	Times	10000
15	Rated energy storage and operating voltage	V	AC220/110DC220/110
16	Contact stroke	mm	11±1
17	Contact overtrave	mm	3.5±0.5
18	Average closing speed	m/s	0.5~0.8
19	Average opening speed	m/s	0.9~1.2
20	Contact closing bounce time	ms	≤2
21	Three-phase opening,closing asynchronous	ms	≤2
22	The main circuit resistance	μ Ω	≤50 (630A)≤45 (1250A) ≤35 (1600~2000A)≤25 (more than 2500