Ningbo Macwey Industrial Technology Co.,Ltd
| Payment Terms | T/T |
| Supply Ability | 2000 pcs |
| Delivery Time | 15 days |
| Packaging Details | wooden case |
| Name | MV Circuit Breaker |
| Rated voltage | 40.5KV |
| Rated current | 1250/1600A |
| Rated frequency | 50HZ or 60HZ |
| Rated short-circuit breaking current | 25/31.5kA |
| Rated short-circuit making current | 63/80kA |
| Brand Name | MacweyTEK |
| Model Number | ZW7-40.5 |
| Certification | IEC |
| Place of Origin | China |
View Detail Information
Explore similar products
10kV 12kV Outdoor Circuit Breaker Three Phase High Voltage Circuit Breaker For
630A MV Circuit Breaker 12kV 24kV SF6 Gas Insulated Circuit Breaker With
Three Phase VD4 Circuit Breaker 12kV 25kA 630A Medium Voltage Vacuum Circuit
DC220V Outdoor Vacuum Circuit Breaker 36kV 40.5kV Pole Mounted Vacuum Circuit
Product Specification
| Payment Terms | T/T | Supply Ability | 2000 pcs |
| Delivery Time | 15 days | Packaging Details | wooden case |
| Name | MV Circuit Breaker | Rated voltage | 40.5KV |
| Rated current | 1250/1600A | Rated frequency | 50HZ or 60HZ |
| Rated short-circuit breaking current | 25/31.5kA | Rated short-circuit making current | 63/80kA |
| Brand Name | MacweyTEK | Model Number | ZW7-40.5 |
| Certification | IEC | Place of Origin | China |
| High Light | Outdoor MV Circuit Breaker ，MV Circuit Breaker 40.5KV ，31.5ka VCB Circuit Breaker | ||
Overview
ZW7-40.5F(M)outdoor high-voltage intligent (permanent magnet)vacum circuit breaker uses a uniquely designed split pole and high reliability spring operating mechanism or permanent magnet operating mechanism.The device is mainly used in medium-voltage overhead line power grids as a branching and closing load current,overload current,and short-circuit current.
Environmental conditions
◆Ambient temperature:not higher than+40℃,not lower than-15℃;
◆ Relative humidity of air:daily average value is not greater than 95%,monthly average value is not greater than 90%;
◆Altitude does not exceed 1000 meters;
◆ Theseismic intensity does not exceed 8;
◆No fire,explosion,severe pollution,chemical corrosion and violent vibration.
Note:f the customer has other special requirements,he can put forward at the time of order,and our company will give the greatest satisfaction.
Technical Data
project Unit Parameter
Rated voltage kV 40.5
Rated current A 1250/1600
Rated frequency Hz 50或60
Power frequency withstand voltage 1min (wet)(dry) interphase,ground /fracture kV 8095/95
Lightning impulse withstand current(peak)interphase, ground /fracture kA 185
Rated short-circuit breaking current kA 25/31.5
Rated short-circuit making current(peak value) kA 63/80
Rated peak withstand current kA 63/80
4S short-time withstand current kA 25/31.5
Rated operating cycle Points-0.1s-Combined-3s-Combined-6s Combined-60s Recovery
Breaking times of rated short-circuit current Times 30
Mechanical life Times 10000
Mechanism control voltage V AC/DC220
Secondary circuit 1min power frequency withstand voltage kV 2
Contact opening mm 18±1
Contact overtravel mm 4±0.5
Opening speed m/s 1.4-1.8
Closing speed m/s 0.4-0.8
Bounce time of contact closing ms ≤5
Center distance mm 710±2
Different phases of three-phase opening and closing ms ≤2
Conductive loop resistance of each phase μΩ <80
Closing time ms ≤100
Opening time ms ≤50
weight KG 800
Dimensions
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2013
Total Annual:
$31000000-$35000000
Employee Number:
>218
Ecer Certification：
Verified Supplier
Ningbo Macwey Industrial Technology Co., Ltd. is a manufacturer specializes in R&D ,manufacturing and sales of MV&HV switching equipment and electrical accessories,which applied in voltage range from 10kV to 40.5kV, widely used in power transmission and distribution.The company is lo... Ningbo Macwey Industrial Technology Co., Ltd. is a manufacturer specializes in R&D ,manufacturing and sales of MV&HV switching equipment and electrical accessories,which applied in voltage range from 10kV to 40.5kV, widely used in power transmission and distribution.The company is lo...
Get in touch with us
Leave a Message, we will call you back quickly!