12kv Zw10-12 Outdoor Hv Double Power Mutual Throw Device Circuit Breaker
|FOB Unit Price:||US $800 US $750|
|Purchase Qty. (Pieces)||FOB Unit Price|
|Payment Terms:||L/C, T/T, D/P, Western Union, Paypal|
- Model NO.: ZW10-12
- Operation: Electric Type
- Arc-extinguishing Medium: Vacuum
- Structure: Vcb
- Type: Circuit Breaker
- Certification: ISO9001-2000, CCC
- Transport Package: in Wooden Case
- Origin: Yueqing City
- Breaking Capacity: High Voltage Circuit Breakers
- Speed: Normal Type Circuit Breaker
- Installation: Fixed
- Poles Number: 3
- Function: Conventional Circuit Breaker
- Trademark: Shentong
- Specification: 12KV
- HS Code: 8535210000
1.Our Company Has Great Reputation In Domestic Market.
2.Good Quality Guaranteed With Reasonable Price.
3.OEM, ODM Are Welcomed.
4.Goods Will Be Delivered On Time.
5.Factory Selling Directly
ZW10-12 series AC high voltage vacuum circuit breaker can be used in the AC 50Hz, rated voltage 12kV three-phase electric net. Break and close load, with overload and short-circuit protection. The control and protection device for grid net.
Suitable for the rural & city electric network, rail & port distribution systems and frequent operation places.
1. Ambient temperature: -40ºC~+40ºC 2. Altitude below 2000m
3. Wind pressure ≤700Pa(Wind Speed is 34m/s)
4. Relative diary average temperature ≤95%, monthly average≤90%
5. Air pollution: III Class
1. 3 phases posts structure, reliable breaking capacity, no burning or explosive danger, free-maintenance, small volume, long service life.
2. Whole sealing structure. Vacuum arc-blowing chamber, operation systems are sealed in the case.
3. Small spring operation mechanism.
4. Manual or electri type operation of close & open of breaker.
|Rated short-circuit breaking current||16KA, 20KA|
|Power frequency withstand voltage(1 min)||phase, to ground||42KV|
|Lightning impulse withstand voltage||phase, to ground||75KV|
|Rated short-circuit CO power source(peak)||40KA, 50KA|
|Rated peak withstand current||40KA, 50KA|
|Rated short-circuit current breaking times||30 times|
|Rated operation voltage match CT23 spring operation mechanism||breaking & making coil: DC/AC 220V|
|Moving contact admitted abrasive thickness||3mm|
|Overcurrent release rated current||5A|
|Current transformer primary, secondary current rate(normal)||200/5, 400/5, 630/5, 1000/5, 1250/5|
|Average breaking speed||1.2±0.2m/.s|
|Average breaking speed||0.6±0.2m/.s|
|Rated short-circuit making current(peak)||50, 63KA|
|Rated operating order||O-0.3s-CO-180s-CO(electric mechanism)|
|Mechanical life||10000 times|
|Energy-storge motor rated voltage||DC/AC 220V|
|Energy-storge motor rated power||70W|
Outline and mounting dimension
PLS FOLLOW MY LINKEDIN
|Joimmy Chow / Guanchu Tao|