Zn85 Indoor Vacuum Circuit Breaker 40.5kv

• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Manual Type
• Speed: Normal Type Circuit Breaker
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: Zn85
• Arc-extinguishing Medium: Vacuum
• Installation: Insert
• Structure: Vcb
• Poles Number: 3
• Type: Circuit Breaker
• Function: Vacuum Circuit Breaker
• Certification: ISO9001-2000, CE, CCC
• Transport Package: Export Standard Wooden Case
• Trademark: CHSH
• Origin: China
• HS Code: 8535900000
• Production Capacity: 500 Pieces/Week
• Package Size: 100.00cm * 100.00cm * 100.00cm
• Package Gross Weight: 100.000kg

Product Description

 Indoor High Voltage Vacuum Circuit Breaker is three-phase AC 50Hz, Rated voltage of 12kV indoor device, For industrial and mining enterprises, power plants and substations as electrical equipment control and protection purposes, and for frequent operation of the place. It can be fixed in a switch cabinet or installed on a handcart. Stable performance and easy installation.
Applying Ambient Conditions:
• Ambient temperature: not higher than +40°C, not less than −10°C (at −30°C to allow storage and transportation).

• Altitude: not exceed 1000m.

• Relative humidity: daily average of not more than 95%, saturated vapor pressure on the average of not more than 2.2×10-3MPa, On average not more than 1.8× 10-3MPa.

• Earthquake intensity: not more than eight.

• No fire, explosion hazard, serious filthy, chemical corrosion, as well as places of intense vibration.

Operating conditions:
ambient air temperature: not more than 40ºC;
The average daily temperature does not exceed 35ºC;
The lowest ambient air temperature is -25ºC.
Air relative humidity: daily average is not more than 95%, monthly average is not more than 90%; The average daily steam pressure is no more than 2.2kPa; The monthly mean value is not greater than 1.8kPa.
Altitude: no more than 1000m; The surroundings are not significantly contaminated by dust, smoke, corrosive and/or combustible gases, vapors or salt spray; Vibration or ground movement from outside switchgear and control equipment is negligible; The amplitude of electromagnetic interference induced in the secondary system does not exceed 1.6kV.