Ecer asks for your consent to use your personal data to:
Personalised advertising and content, advertising and content measurement, audience research and services development
Store and/or access information on a device
Your personal data will be processed and information from your device (cookies, unique identifiers, and other device data) may be stored by, accessed by and shared with 135 TCF vendor(s) and 65 ad partner(s), or used specifically by this site or app.
Some vendors may process your personal data on the basis of legitimate interest, which you can object to by do not consent. Contact our platform customer service, you can also withdraw your consent.
Your message must
be between 20-3,000 characters!
Submit Requirement
Thank You！
Your requirement has been sent. we will contact you quickly!
{"title":"ZW20-12 outdoor column high voltage vacuum circuit breaker 12KV VCB recloser","imgUrl":"https:\/\/img.chinax.com\/nimg\/91\/9c\/07df441648112c5eba1dfbbfd9b7-200x200-1\/zw20_12_outdoor_column_high_voltage_vacuum_circuit_breaker_12kv_vcb_recloser.jpg","attrs":{"Data":"30","Item":"Rated Withstand Current (peak)","Unit":"s","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union"}}
{"title":"12KV Indoor high voltage vacuum circuit breaker (circuit breaker) MV VCB","imgUrl":"https:\/\/img.chinax.com\/nimg\/90\/35\/1ee934b12db2d90d25719c443af5-200x200-1\/12kv_indoor_high_voltage_vacuum_circuit_breaker_28circuit_breaker_29_mv_vcb.jpg","attrs":{"Item":"Allowance abrasion cumulated thickness","Unit":"ms","Data":"<45","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union"}}
{"title":"ZW32-12 outdoor medium voltage vacuum circuit breaker recloser controller 12KV","imgUrl":"https:\/\/img.chinax.com\/nimg\/e4\/04\/d8b368057272fcddc7f9a392c4ca-200x200-1\/zw32_12_outdoor_medium_voltage_vacuum_circuit_breaker_recloser_controller_12kv_by_motor.jpg","attrs":{"Parameter":"Enclosure IP4X; partition between compartments IP2X","Unit":"A","Packaging Details":"Carton","No.":"9"}}
{"title":"VSG-12 indoor high voltage vacuum circuit breaker 12KV MV VCB","imgUrl":"https:\/\/img.chinax.com\/nimg\/74\/a4\/6f433f537e8e9aaace7bcc8557c8-200x200-1\/vsg_12_indoor_high_voltage_vacuum_circuit_breaker_12kv_mv_vcb.jpg","attrs":{"Item":"Rated insulation level (Thunder impulse withstand voltage)","Data":"42\/48","Price":"Negotiate","Delivery Time":"5-10 Days"}}
{"title":"ZW20 High Voltage MV 12KV VCB Vacuum Circuit Breakers with the controller","imgUrl":"https:\/\/img.chinax.com\/nimg\/d6\/15\/e09e85839ce9706f625f3c7c0da2-200x200-1\/zw20_high_voltage_mv_12kv_vcb_vacuum_circuit_breakers_with_the_controller.jpg","attrs":{"Data":"10000","Item":"Rated Operating Voltage And Rated Voltage Of Auxiliary Loop","Unit":"kA","Price":"Negotiate"}}
The ZW20A-12 is a high-performance outdoor column vacuum circuit breaker designed for 12kV, three-phase AC 50Hz power systems. Engineered for reliability, it is the ideal solution for protecting and controlling power distribution in substations, industrial enterprises, and urban grids.
Key Advantages & Applications
✅ Robust Protection: Designed for opening/closing load current, overload current, and short-circuit current.
✅ Automation Ready: Specifically suitable for the automation of modern distribution networks.
✅ High Durability: Engineered for frequent operation environments.
✅ Versatile Use: Perfect for industrial, mining, and urban utility applications.
Product Details
FOB Unit: Piece
Packaging: Not specified
Technical Specifications
Parameter
Unit
Data
Rated voltage
kV
12
1 Min P.F Withstand Voltage
kV
42
1 Min P.F Withstand Voltage-wet
kV
34
Lightning Impulse Withstand Voltage
kV
75
Rated Current
A
630/1250
Rated Power Frequency
Hz
50*60
Rated Short-circuit Breaking Current
kA
12.5/16/20
Rated Operating Sequence
-
O-0.3s-CO-180s-CO
Mechanical Life
Times
10000
Rated Operating Voltage
V
220
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Ecer Certification：
Verified Supplier
Zhejiang Zhongyi Electric Power Technoloay Co.Ltd. is a manufacturer specializing in the production of high-voltae vacuum switches. vacuum extinauishing rooms, composite insulators and composte Zinc Oxide arresters, fuse cutouts, isolating switches. lt is a modern enterprise with high staring point,... Zhejiang Zhongyi Electric Power Technoloay Co.Ltd. is a manufacturer specializing in the production of high-voltae vacuum switches. vacuum extinauishing rooms, composite insulators and composte Zinc Oxide arresters, fuse cutouts, isolating switches. lt is a modern enterprise with high staring point,...
