Vacuum Circuit Breaker ZN85-40.5
- Courier
- In detail
- BrandHanguang Senyuan
- Country of manufactureChina
- Voltage40.5k V
- Quality System CertificationISO9001
- Current1250-2000A
- Delivery Time20 days
- phase Number3
- Place of OriginHubei, Wuhan China
- Price5166
- Rated short-circuit breaking current25/31.5ka
- Rated voltage40.5kv
- MOQ1 set
Product Details: ZN85-40.5 Vacuum Circuit Breaker
Product Type: Indoor AC HV VCB
Product Information
ZN85-40.5(3AV3) indoor vacuum circuit breaker is a special design which produced by our company and Xi'an High-voltage Electric Apparatus Institute. 40.5kV rated voltage, three-phase and AC 50/60HZ. It applies to mining firms, power house and substation acting as protection and control electric apparatus. It is also applicable in occasions with frequent operation.
Product Features
1. The arc-extinguish chamber is on the upper part and the mechanism is on the lower part. This structure isconvenient for debug.
2. Complex insulating structire using air and organic material; Compactable dimension and small weight.
3. Vacuum arc-extinguish chamber of Cutler-Hammer Company(USA) and domestic ZMD are both applicable for the VCB.
4. Simple spring operation mechanism is free from maintenance within 10000 times of operations.
5. Lead-screw propeller, easy and stable operation and good self-locking capability.
Specification Sheet:
| Name | Unit | Data | |||||||
| Rated Voltage | kV | 36 | |||||||
| Rated current | A | 1250 | 1600 | 2000 | 2500 | 3150 | |||
| Rated power-frequency withstand voltage | kV | 95 | |||||||
| Rated lighting impulse withstand voltage | kV | 185 | |||||||
| Rated short-circuit breaking current | kA | 20 | 25 | 31.5 | |||||
| Rated short-circuit making current | kA | 50 | 63 | 80 | |||||
| Rated withstand current(peak) | kA | 50 | 63 | 80 | |||||
| Rated duration of short circuit | S | 4 | |||||||
| Operating cycles at rated short-circuit breaking current | Times | 30 | |||||||
| Mechanical endurance | Times | 20000 | |||||||
| Make time | ms | <75 | |||||||
| Breaking time | ms | <65 | |||||||
| Rated single capacitor bank breaking current | A | 630 | |||||||
| Rated back-to-back capacitor bank breaking current | A | 400 | |||||||
| Rated voltage of store energy motor | V | DC220, 110 AC220, 110 | |||||||
| Power for opening and closing coil | W | 245 | |||||||
| Overall dimension (width X depth X height) | mm | 588 X 429 X 563 | |||||||
| Weight | kg | 100 | |||||||
Hand view of our company
Inside view of our company
Different kinds of circuit breakers of our company