Kodery Medium Voltage AC Outdoor Pole Mounted Vacuum Circuit Breaker

• Customization: Available
• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Electric Type
• Model NO.: ZW8-12
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: Vacuum
• Installation: Fixed
• Structure: Recloser
• Poles Number: 3
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)
• Certification: ISO9001-2000, CE, CCC
• Phase: Three
• Transport Package: Normal Export Case
• Specification: 830*560*817
• Trademark: KODERY
• Origin: China
• HS Code: 8537209000
• Production Capacity: 50pieces/Week

Product Description

Product Description

  ZW8-12 type outdoor high voltage vacuum circuit breaker is mainly used for AC 50Hz, voltage 10-12KV three-phase power system, used for breaking and closing the load current. It has overload and short circuit protection function. It can equipped with surge current time delay protector and the lightning arrester or isolating switch namely breaker and isolating switch combination etc. according to user needs.

Product Parameters

Project	Parameter	Project	Parameter
The rated voltage	12kV	Rated sequence of operation	Open-0.3SOr points -180SOr points
Rated current	630A	Rated short circuit current breaking times	30time
Power frequency withstand voltage	42kV/48kV	Mechanical life	10000time
Lightning shock voltage (peak)	75kV/85kV	Rated operating voltage (close/split coil)	DC220V AC220V
Rated short circuit breaking current (RMS)	25kA	Allowable wear thickness of dynamic and static contacts	3mm
Rated short circuit closing current (peak)	50kA	Isolate the fracture to disconnect the distance	>200mm

 

1.Ambient temperature: upper limit +40°ºC, lower limit-30°C;

2.Altitude s 2000 meters

3.Pressure: not more than 700Pa (corresponding to the wind speed 34m/s);

4.Earthquake intensity: do not exceed 8 degrees;

5.Pollution grade: Ill class;

6.Maximum daily temperature variety less than 25ºC.

 

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