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Do Better Performances in Demanding Duties
Yueqing Aiso gain client trust thanks to their proven reputation for reliability, performance and long life. Electrical equipment from Yueqing Aiso are available for original equipment manufacturers (OEM) to incorporate in their own installations or for use in repair, retrofit and upgrade projects.
Why Yueqing AIso?
1,Full engineering and technical support: 3 professional manufacturers, and technical service team.
2,Quality is No1 ,our culture.
3,Quickly lead times:”Time is gold” for you and for us
4,30min fast response:we have professional team,7*20H
General Description
ZW6-12/630-16(20) Series outdoor high voltage vacuum circuit breaker is used for rated voltage 12KV and below, three phases, AC50Hz, power system, to switch on/off loading current, over-current, and short circuit in rural or urban power network, and for similar application, also for sectionalizer of urban 12KV network.
Main Technical Parameters
Technical parameters of breaker as sheet 1
|
Item |
Description |
Unit |
Data |
||
|
1 |
Ratedvoltage |
KV |
12 |
||
|
2 |
Ratedinsulationlevel |
1minwithstandvoltage |
Dry |
42 |
|
|
Wet |
34 |
||||
|
Lightningimpulsewithstandvoltage(peak) |
75 |
||||
|
3 |
Ratedcurrent |
A |
630 |
||
|
4 |
Ratedfrequency |
Hz |
50 |
||
|
5 |
Ratedshortcircuitbreakingcurrent |
KA |
12.51620 |
||
|
6 |
Ratedshortcircuitmakingcurrent(peak) |
31.54050 |
|||
|
7 |
Ratedpeakwithstandcurrent |
31.54050 |
|||
|
8 |
Ratedshorttimewithstandcurrent |
12.51620 |
|||
|
9 |
Operatingsequence |
OC-0.3s-CO-180S-CO |
|||
|
10 |
Nosofbreakingratedshortcircuitbreakingcurrent |
Times |
30 |
||
|
11 |
Mechanicallife |
10,000 |
|||
|
12 |
RatedoperatingvoltageCTspringoperatingmechanismprovided |
DC24,48V,AVDC110V,220V |
|||
|
13 |
Permissibleabradedthicknessofcontact |
mm |
3 |
||
|
14 |
Ratedcurrentofover-currentrelease |
A |
5 |
||
|
15 |
Weight |
kg |
130 |
||
Note:Please contact the factory to confirm the latest parameters
Breaker assembly and physical parameters as sheet 2
|
Item |
Description |
Unit |
Data |
|
|
1 |
Openingdistanceofcontact |
mm |
9±1 |
|
|
2 |
Overtravellingdistanceofcontact |
3±1 |
||
|
3 |
Averageclosingspeed |
s |
1.0±0,2 |
|
|
4 |
Averageopeningspeed |
0.6±0.2 |
||
|
5 |
Jumpingtimeofcontactatclosing |
ms |
≤2 |
|
|
6 |
Asychronyofthreephaseopening |
|||
|
7 |
Closingtime |
s |
≤0.1 |
|
|
8 |
Openingtime |
Highestoperatingvoltage |
≤0.06 |
|
|
Lowestoperatingvoltage |
≤0.1 |
|||
|
9 |
DCresistanceofeachphasecircuit |
μΩ |
≤200 |
|
|
10 |
Centraldistancebetweenphase(inarcextinguishingchamber) |
mm |
193 |
|
Note:Please contact the factory to confirm the latest parameters
Outline & Installation Size
Note: If user has any special requirement, please negotiate with our factory.
