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OEM High Quality Safety Breaker Suppliers – ZW8-12 Vacuum Circuit Breaker – L&R

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We attempt for excellence, company the customers", hopes to be the top cooperation team and dominator company for personnel, suppliers and customers, realizes price share and continual marketing for Insulated Switchgear, Factory Directly Sell High Voltage Automatic Recloser With Controller, Breaker Switch Lock, Our highly specialized process eliminates the component failure and offers our customers unvarying quality, allowing us to control cost, plan capacity and maintain consistent on time delivery.
OEM High Quality Safety Breaker Suppliers – ZW8-12 Vacuum Circuit Breaker – L&R Detail:

Specification

Serial number

parameter name

Value

1

Rated voltage

12KV

2

Rated current

630A

3

Power frequency withstand voltage

42kV/48kV

4

Mechanical life

10000

5

Isolation new port disconnect distance

> 200mm

6

Average opening speed

1.0+0.2m/s

7

Average closing speed

0.7+0.15m/s

Parameter

Rated voltage

KV

12

Max. operating voltage

KV

12

Rated current

A

630

Rated short circuit load breaking current

KA

20

Rated short circuit making current (peak)

KA

50

Rated p-eak withstand current

KA

50

Rated short time withstand current 1 min

KA

20

Rated insulation Power

level

Power frequency withstand voltage (dry) 

KV

42

Lig htning impulse withstand voltage (peak}

KV

75

Rated operating sequence

 

(O)-0.3s{CO)-180s (CO)

Mechanical life

time

10000

Nos of breaking rated short circuit breaking current

time

30

Rated dosing voltage of operating mechanism

V

110,220

Rated opening voltage of operating mechanism

V

110,220

Opening distance of contact

mm

11 ±1

Over travelling distance (spring compressed length of contact}

mm

3

Asynchrony of opening or closing three phases

ms

≤2

Jumping time of contact closing

ms

≤2

Average opening speed

s

1.0±0.2

Average closing speed

s

0 7±0.15

Opening time

Under highest operating voltage

s

0.015-0.05

Under lowest operating voltage

s

0.03-0.06

Closing time

s

0.025-0.05

Main circuit resistance of each phase

卩C

≤120

Permissible abraded thickness of moving and static contacts

mm

3


Product detail pictures:

OEM High Quality Safety Breaker Suppliers –  ZW8-12 Vacuum Circuit Breaker – L&R detail pictures

OEM High Quality Safety Breaker Suppliers –  ZW8-12 Vacuum Circuit Breaker – L&R detail pictures

OEM High Quality Safety Breaker Suppliers –  ZW8-12 Vacuum Circuit Breaker – L&R detail pictures

OEM High Quality Safety Breaker Suppliers –  ZW8-12 Vacuum Circuit Breaker – L&R detail pictures


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Our enterprise insists all along the standard policy of "product high-quality is base of business survival; client satisfaction could be the staring point and ending of an business; persistent improvement is eternal pursuit of staff" as well as consistent purpose of "reputation first, client first" for OEM High Quality Safety Breaker Suppliers – ZW8-12 Vacuum Circuit Breaker – L&R , The product will supply to all over the world, such as: South Korea, Puerto Rico, Greece, Being guided by customer demands, aiming at improving the efficiency and quality of customer service, we constantly improve goods and give more detailed services. We sincerely welcome friends to negotiate business and start cooperation with us. We hope to join hands with friends in different industries to create a brilliant future.
  • Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!
    5 Stars By Poppy from Argentina - 2017.11.01 17:04
    Perfect services, quality products and competitive prices, we have work many times, every time is delighted, wish continue to maintain!
    5 Stars By Janet from Qatar - 2017.08.16 13:39
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