ZN23 40.5Kv Acb Circuit Breaker Three Phase Power Transmission

Brand Name:XG
Certification:ISO CCC
Model Number:ZN23
Minimum Order Quantity:1set
Delivery Time:7-15 DAYS
Payment Terms:L/C, T/T, D/A, D/P, Western Union, MoneyGram
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Address: Weibei industrial zone, Lintong district, Shanxi. CHINA
Supplier`s last login times: within 2 hours
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ZN23 40.5Kv Acb Circuit Breaker Three Phase Power Transmission


1. ZN23-40.5KV series ACB circuit breaker


ZN23-40.5 Acb Circuit Breaker is 40.5 KV rated voltage, three-phase ac 50 hz indoor high voltage electrical equipment, applicable to industrial and mining enterprises, power transmission and distribution system such as substation, control and protection switch, especially in metallurgy, electric arc need frequent operation such as refining the steel industry, as the control and protection equipment


2. Parameter of ZN23-40.5KV series ACB circuit breaker

NOItemUnitsTechnical parameters
1Rated voltagekV40.5
2Thunder impulse withstand voltage(peak value)kV185
3lmin industrial frequency withstand voltagekV95
4Rated frequencyHz50
5Rated currentA1250,1600,2000
6Rated short-circuit break currentkA2531.5
7Rated peak value withstand currentkA2531.5
8Rated peak value withstand currentKA6380
9Rated short-circuit duration times4
10Rated short circuit breaking timems
11Rated short circuit closing currentkA80
12Rated operation order0-0.3s-C0-180s-C0
13Time of closing brakems50~85
14Time of breaking brakems40~85
15Rated short-circuit current break and close timesTimes20
16Mechanical life-spanTimes10000
17Rated dropout current of condenser bankA630
18Rated power of energy-storage electric machineW275
19Rated volt of energy-storage motorV25 ± 2
20Storage timeS≤15
21Closing and opening solenoid rated voltageV≈220,110
22Loss of pressure tripping device rated voltageV≈220,110
23Over current tripping device rated currentA5
24Auxiliary switch rated voltage currentADC10


3. Working application
Amplitude: earthquake intensity does not exceed 8 °,
Air relative humidity on average less than 95%, on average less than 90%
An ambient air temperature: to +40 °C, the lower limit of -150°C,
Altitude:. ≤ 1000m (For higher altitudes, the rated insulation board level relative increase)
No risk of fire, explosion, serious pollution, chemical corrosion and severe vibration.

4. Technical drawings


5. Factory


6. Delivery


China ZN23 40.5Kv Acb Circuit Breaker Three Phase Power Transmission supplier

ZN23 40.5Kv Acb Circuit Breaker Three Phase Power Transmission

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