AC High Voltage Circuit Breaker , 35Kv 36KV Hv Vacuum Circuit Breaker Handcart type
Brand Name:TIANAN Electric
Certification:f GB1984, JB3855, and IEC56.
Model Number:VT12(ZN85)-40.5
Minimum Order Quantity:10sets
Delivery Time:35 work days
Payment Terms:T/T, L/C, D/A, D/P
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Location:
Ningbo Zhejiang China
Address:
3/F, Building B7 , 999 Yangfan Road,High-tech Zone, Ningbo, China 315040
Supplier`s last login times:
within 25 hours
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Product Details
Indoor AC High Voltage Vacuum Circuit Breaker , 35Kv 36KV Handcart type
General
VT12(ZN85)-40.5 Series indoor AC HV vacuum breaker is mainly used in three phase AC 50Hz, rated voltage 40.5kV power system as opening and closing the load current, overload current as well as short-circuit current. It is suitable for protecting and controlling electric appliances for industrial and mining enterprise, power plant and substation in places with different load and frequency operation.
1. Environmental Condition
- Altitude:not exceed 1000m
- Ambient temperature:not higher than +40°C, not less than -15°C
- Relative humidity:daily average relative humidity:≤95%;monthly average relative humidity≤90%;daily average saturated vapor pressure ≤2.2KPa;monthly average value ≤1.8KPa
- Earthquake intensity:≤8 degree
- The installation should be free from fire,explosion,severe vibration,chemical corrosion and serious pollution
2. Technical Data
| No. | Item | Unit | Data |
| 1 | Rated voltage | KV | 40.5 |
| 2 | Rated current | A | 1250,1600,2000,2500,3150 |
| 3 | Rated frequency | HZ | 50 |
| 4 | Rated short-circuit breaking current | KA | 25,31.5 |
| 5 | Dynamic current(peak) | KA | 63,80 |
| 6 | Mechanical life | times | 10000 |
| 7 | Rated short-circuit breaking cuerrent breaking number | times | 20 |
| 8 | Rated operating sequence | O-0.3S-CO-180S-CO | |
| 9 | Rated single capacitor device ON-OFF current | A | 630 |
| 10 | Rated single back-to-back capacitor device current | A | 400 |
| 11 | Rated voltage electrical energy storage | V | AC,DC:110;120 |
| 12 | Hop Tripping coil rated voltage | V | AC,DC:110;120 |
| 13 | Hop Tripping coil rated current | A | 1.05(110V),0.96(220V) |
| 14 | Contact closing bounce time | ms | ≤3 |
3. Application
35 kv 36kv 33kv zn85 vacuum circuit breaker , three phase AC 50HZ. Apply to industrial and mining enterprises, power plants and substations as the division and load current, overload current fault current purposes, particularly suitable for occasions of frequent operation.
4. Advantages
- Adopt the most advanced and effetive arc extinguishing principle, has strong breaking capability and long service life.
- The electric circuit and operating mechanism for the upper and lower layout, the integration and modular design make the structure more compact.
- Reliable interlock function will prevent various kinds of misoperation effectively.
- With composite insulation, is not affected by the external environment, and insulation level is high.
AC High Voltage Circuit Breaker , 35Kv 36KV Hv Vacuum Circuit Breaker Handcart type
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