ZN85A-40.5(3AV7)Indoor High Voltage AC Vacuum Circuit Breaker
Product Details:
| Place of Origin | Zhejiang, China (Mainland) |
|---|
Detailed Product Description
General
ZN85A-40.5(30AV7)indoor high voltage AC vacuum circuit breaker is applied to the systems of 3-phase AC 50HZ,35KV in industrial and mineral enterprises,power plant and substations for cutting and closing load current,overload current and failure current.It is also suitable for the sites where frequent operations are required.
The breaker conforms to the requirements of the standards of GB1984-1989"High voltage AC breaker",JB/T3855-1996"3.6-40.5KV voltage AC vacuum circuit breaker"and"vacuum circuit breaker" of IEC 62271-100:2001.
Main Technical Data
| No. | Item | Unit | Value | ||||
| 1 | Rated voltage | KV | 24 | ||||
| 2 | Rated insulation level | 1 min power frequency withstand voltage(effective value) | KV | 65 | |||
| Lighting impact withstand voltage(peak value) | 125 | ||||||
| 3 | Rated frequency | HZ | 50 | ||||
| 4 | Rated current | A | 630,1250,1600,2000 | ||||
| 5 | Rated instantaneous withstand current | KA | 25 31.5 | ||||
| 6 | Rated peak value withstand current | KA | 63 80 | ||||
| 7 | Rated short circuit lasting time | s | 4 | ||||
| 8 | Rated short circuit breaking current | KA | 25 31.5 | ||||
| 9 | Rated short circuit making current | KA | 63 80 | ||||
| 10 | Rated operating sequence | O-0.3S-CO-180s-CO | |||||
| 11 | Breaking time | ms | <80 | ||||
| 12 | Breaking times of rated short circuit breaking current | Time | 20 | ||||
| 13 | Rated capacitor group breaking current | A | 50 | ||||
| 14 | Rated capacitors breaking current | A | 630 | ||||
| 15 | Breaking current of phase to earth malfunction | A | 27.4 | ||||
| 16 | Rated operating voltage | V | -110/~110,-220/~220 | ||||
| 17 | Mechanical life | Time | 10000 | ||||
Table 2 mechanical feature data
| No. | Item | Unit | Value |
| 1 | Opening distance between contact-head | mm | 20±2 |
| 2 | Over travel | mm | 3.5+1-0.5 |
| 3 | Allowed wearing thickness of contact | mm | 3 |
| 4 | Average switch-on speed | m/s | 0.65±0.15 |
| 5 | Average switch-off speed(separation of contact-head 10mm) | m/s | 1.8±0.2 |
| 6 | Bounce time of contact-head during switch-on | s | ≤0.002 |
| 7 | Different time of switch-on of 3 phases | s | ≤0.002 |
| 8 | Different time of switch-off of 3 phases | s | ≤0.002 |
| 9 | Rebound amplitude of contacts when switch-off | mm | 2 |
| 10 | Con ductive circuit resistance of various phases(without including contact-arm/including contact-arm) | μΩ | ≤40/55 |
ZN85A-40.5(3AV7)Indoor High Voltage AC Vacuum Circuit Breaker
Other Products from this Supplier
See more
Vacuum Circuit Breaker, indoor vacuum circuit breaker, high vacuum circuit breaker products from this supplier.
Products
- Circuit Breaker [128]
- Relay [74]
- contactor [38]
- power supply [74]
- Starter & Meter [34]
- Switch & Fuse [12]
- Weld and Cutter Machine [34]
- Plug,Socket,Terminal [14]
- Light,Pushbutton and Siren [30]
- Others [34]
Company Profile
Video Intro 
Bulletin Board
Management
R&D
Agents Wanted
Certificates
Quality Control
Company Info
Andeli Group Co., Ltd.
[China (Mainland)]
[Verified Member]
City: Wenzhou
Province/State: Zhejiang
Country/Region : China (Mainland)
Business Type:Manufacturer
Online Postings: Products