Ningbo Tian'an Jinghua Power Technology Co., Ltd.
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| Place of Origin: | China |
| Brand Name: | Tianan Power |
| Certification: | ISO9001，IEC |
| Model Number: | VT19-24 EP |
| Minimum Order Quantity: | 1 unit |
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| Price: | Pending |
| Packaging Details: | Wooden Case |
| Delivery Time: | 60 work days |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 1000 sets/year |
| Operated Type: | Handcart/fixed | Poles Number: | Three |
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| Function: | Conventional Circuit Breaker | Rated Voltage: | 40.5 KV |
| Breaking Capacity: | HV Circuit Breakers | Mechanical Life: | 20000times |
| Rated Frequency: | 50Hz | ||
| High Light: | 40.5 kV High Voltage Vacuum Circuit Breaker,50Hz High Voltage Vacuum Circuit Breaker,Conventional indoor vacuum circuit breaker 630A |
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VT19-24 EP Indoor HV AC Resin Vacuum Circuit Breaker
VT19-24 EP Indoor HV AC Resin Vacuum Circuit Breaker used as control and protection department in the mining company ,power factory and substation. Because of its special advantages, it is also suitable for the site which frequently operation under rated current or multiple breaking short-circuit current.
1.Product Introduction
VT19-24 EP Indoor HV AC Resin Vacuum Circuit Breaker is used in three-phase AC electric system of 50HZ,12kV. It is used as control and protection department in the mining company ,power factory and substation
2. Product Parameter (Specification) of VT19-24 EP Indoor HV AC Resin Vacuum Circuit Breaker
The main parameter of VT19-24 EP Indoor HV AC Resin Vacuum Circuit Breaker
| Rated voltage | 24kV | ||
| Rated frequency | 50Hz | ||
| Rated lighting impulse withstand voltage | 125kV | ||
| Rated 1 min power frequency withstand voltage | 65kV | ||
| Rated operation sequence | O-0.3s-CO-180s-CO | ||
| Rated current (A) | 630,1250 | 1250,1600,2000,2500 | |
| Rated short circuit breaking current (r.m.s, kA) | 20/25 | 31.5 | |
| Rated short circuit making current (peak value, kA) | 50/63 | 80 | |
| Rated short time withstand current/short circuit continuous time (kA/s) | 20,25/4 | 31.5/4 | |
| Rated peak value withstand current (kA) | 50/63 | 80 | |
| Breaking times of rated short circuit(times) | 30 | ||
| Mechanical duration (times0 | 20000 | ||
| Weight (kg) | Fixed type | ≤250 | |
| Truck type | ≤350 | ||
3. Service condition of VT19-24 EP Indoor HV AC Resin Vacuum Circuit Breaker
Normal condition
Ambient temperature +40℃~-15℃
Ambient humidity Daily average relative humidity ≤95%
Daily average stream pressure ≤2.2ⅹ10-3MPa
Monthly average relative humidity ≤90%
Monthly average stream pressure ≤1.8ⅹ10-3Mpa
Elevation ≤1000m
Degree of earthquake <8
The site has no water,no fire goods and explosion goods,no chemical goods and serious quake.
Special condition
If user has some special requirement, please negotiate by manufacture and user.
4. Product Qualification
VT19-24 EP Indoor HV AC Resin Vacuum Circuit Breaker is identified by some national standards and international relative standards, such as GB1984,GB/T11022,DL/T403 and IEC62271, etc. It has reliable lockage, used as truck department or fixed installation department.
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Contact Person: admin
Tel: +8613858385873
