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Each individual member from our large performance revenue crew values customers’ needs and company communication for Big discounting China Indoor Vs1 36kv 1250A Side Mounted Vacuum Circuit Breaker, We believe that you will be glad with our realistic selling price, high-quality products and solutions and rapid delivery. We sincerely hope you can give us an prospect to provide you and be your best partner!
Each individual member from our large performance revenue crew values customers’ needs and company communication for China Lateral, Modular Mechanism, Honest to every customers are our requested! First-class serve, best quality, best price and fastest delivery date is our advantage! Give every customers good serve is our tenet! This makes our company get the favour of customers and support! Welcome all over the world customers send us enquiry and looking forward your good co-operation !Make sure you your inquiry for more details or request for dealership in selected regions.
ZN63(VS1)-12 indoor high voltage side_mounted vacuum circuit breaker is suitable for power system with 50hz

General

ZN63(VSl)-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 wih 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 integral solid pole to realize the miniaturization, high reliability and free-maintenance of the circuit breaker.It can be used in KYN28A-12(GZS) and other center-mounted handcart switchgears.The fixed type could also be used in the XGN series fixed switchgear.

Technical specification

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-lime 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

0-I80s-C0-I80s-C0 (40KA)

10

Rated single / bock Io back capacitor bank breaking current

A

630/400

11

Rated short circuit current breaking time

Times

30

12

Opening lime

ms

35-70

13

Closing lime

ms

20-50

14

Mechanical life

Times

10000

15

Rated energy storage and operating voltage

V

AC220/11ODC220/110

16

Contact stroke

mm

11 ±1

17

Contact overtravel

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.dosing asynchronous

ms

≤2

22

The main circuit resistance

μQ

≤50 (630A)≤45 (1250A)

≤35 (1600-2000A) 25 (more than 2500)

 Outline overall and installing dimensions

Indoor High Voltage Handcart Vacuum Circuit Breaker 001

Each individual member from our large performance revenue crew values customers’ needs and company communication for Big discounting China Indoor Vs1 36kv 1250A Side Mounted Vacuum Circuit Breaker, We believe that you will be glad with our realistic selling price, high-quality products and solutions and rapid delivery. We sincerely hope you can give us an prospect to provide you and be your best partner!
Big discounting China Lateral, Modular Mechanism, Honest to every customers are our requested! First-class serve, best quality, best price and fastest delivery date is our advantage! Give every customers good serve is our tenet! This makes our company get the favour of customers and support! Welcome all over the world customers send us enquiry and looking forward your good co-operation !Make sure you your inquiry for more details or request for dealership in selected regions.


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