Ningbo Tian'an Jinghua Power Technology Co., Ltd.
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| Place of Origin: | China |
| Brand Name: | Tianan Electric |
| Certification: | GB1984、GB/T11022、DL/T403 and IEC62271 |
| Model Number: | VT19-40.5EP |
| Minimum Order Quantity: | 1 unit |
|---|---|
| Price: | Pending |
| Packaging Details: | Wooden Cases |
| Delivery Time: | 35 work days |
| Payment Terms: | L/C, T/T, |
| Supply Ability: | 2000PCS/year |
| Rated Voltage: | 40.5KV | Altitude: | ≤2000m |
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| Rated Current: | 630A,1250A,1600A,2000A,2500A | Type: | Solid-closure |
| Rated Frequency: | 50Hz | Operation: | Manual Type |
| Arc-extinguishing Medium: | Vacuum | Product Name: | Handcart High Speed Vt19 2000m Vcb Vacuum Circuit Breaker 2500a |
| High Light: | VT19 vcb vacuum circuit breaker,2000m vcb vacuum circuit breaker,Handcart high speed circuit breaker 2500A |
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Handcart High Speed VT19 2000m VCB Vacuum Circuit Breaker 2500A
Product Description
VT19-40.5EP Type indoor high voltage AC (solid sealing) vacuum circuit breaker is a three-phase AC 50Hz, 35kV point within the system of indoor switchgear, as industrial and mining enterprises, power plants and substation control and protection of electrical facilities unit. Due to the special advantages of vacuum circuit breakers, especially for applications that require frequent operation rated current or short circuit current breaking several places.
The circuit breaker in line with IEC62271 and other domestic and international standards. The circuit breaker has reliable interlock function, can be used as handcart unit can also be used as a fixed unit.
Service condition for Handcart High Speed VT19 2000m VCB Vacuum Circuit Breaker 2500A
1.Ambient temperature:-40°C~+40°C.
2.Hight:≤2000 meters.
3.Earthquake intensity:Below level 8.
4.
|
Humidity condition |
Daily mean relative humidity |
≤95% |
Daily mean vapour pressure |
≤2.2×10-3MPa |
|
Monthly mean relative humidity |
≤90% |
Monthly mean vapour pressure |
≤1.8×10-3MPa |
5. No fire,water drop ,explosion, serious filthy, chemical corrosion and violent vibration of places.
6.Environment humidity: month average relative humidity ≤90%, daily average relative humidity ≤95%.
7.Customers have other special requirements, can be in order to put forward, our company can offer most satisfied.
Technical Parameters
| Rated voltage | 40.5kV | |||
| Rated frequency | 50Hz | |||
| Rated lighting impulse withstand voltage(between phases,phase to earth) /isolated fracture | 185 | |||
| Rated 1min power withstand voltage(between phases,phase to earth) /isolated fracture | 95 | |||
| Rated operation sequence | O-0.3s-CO-180s-CO | |||
| Rated current (A) | 630,1250 | 1250~3150 | 1250~3150 | 3150,4000 |
Mechanical Characteristics Parameters of CB
| Name | Unit | Data | |
| Clearance between Open contacts | mm | 18±1 | |
| Over-travel | 6±1 | ||
| Three-phase opening & closing non-synchronous | ms | ≤2 | |
| Bounce time of closing contact | ms | ≤3 | |
| Contact pressure of Closing Contact | Opening |
N |
20KA,25KA.31.5KA |
| Closing | 2000±200 2700±200 3100±200 | ||
| Average opening speed | m/s | 1.4~1.8 | |
| Average closing speed. | 0.5~0.9 | ||
Ordering Information
1. Breakers name, type, size and number of orders
2. Optional element program
3. Rated operating voltage
4. The name and quantity of spare parts, spare parts
5. If there are other special customer requirements, when ordering
Contact Person: admin
Tel: +8613858385873
