Knkong Electric Co.,Ltd
| Payment Terms | L/C, T/T |
| Supply Ability | 500 unit per month |
| Delivery Time | 15 days |
| Packaging Details | Standard export packaging |
| Manufactory | KNKONG |
| Voltage | 15-38KV |
| Current | 630/1250/1600A |
| Frequency | 50/60Hz |
| OEM/ODM | Inquiry by email |
| Electrical Life(Time) | 10000times |
| Brand Name | KNKONG |
| Model Number | ZW32 |
| Certification | ISO IEC GB |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 500 unit per month |
| Delivery Time | 15 days | Packaging Details | Standard export packaging |
| Manufactory | KNKONG | Voltage | 15-38KV |
| Current | 630/1250/1600A | Frequency | 50/60Hz |
| OEM/ODM | Inquiry by email | Electrical Life(Time) | 10000times |
| Brand Name | KNKONG | Model Number | ZW32 |
| Certification | ISO IEC GB | Place of Origin | China |
| High Light | 33kv Auto Recloser Circuit Breaker ，33kv Auto Recloser ，pole mounted auto recloser | ||
Product Introduction
ZW32 series Pole Mounted Vacuum Circuit Breaker spring mechanism outdoor vacuum breaker, a kind of outdoor pillar high voltage vacuum circuit breaker, with 50/60Hz, three-phase alternating current and 15/27/38KV rated voltage. It applies to open circuit , close the load current , overload current and short -circuit current and other power distribution system, such as substation,industrial and mining.
Normal service condition:
1. Altitude≤2000(optional≤4000)
2. Ambient temperature: -30℃ to 70℃(optional -40℃ to 70℃)
3. Ambient humidity:Maximum average humidity 24 hours ≤95%1 month ≤90%
4. Maximum water vapor pressure:24 hours ≤2.2kpa1 month ≤1.8kpa
5. The ambient air has no obvious pollution of dust smoke, corrosive or combustible gases, steams or smog
Features
1. high reliability, high mechanical and electrical life
2. No maintenance
3. Small size, lightweight, easy to install
4. Standard relay protection and quick automatic reclosing function
Technical Parameters
| No. | Item | Unit | Date | |||
| 1 | Rated voltage | KV | 12/15/17.5 | 24/25.8/27 | 36/38 | |
| 2 | Rated current | A | 630/800/1250/1600 | |||
| 3 | Rated frequency | Hz | 50/60 | |||
| 4 |
Power frequency |
Dry(1 min.) | KV | 50 | 60 | 70 |
| Wet(10 sec.) | 45 | 50 | 60 | |||
| 5 |
Lighting impulse withstand voltage |
KV | 110 | 150 | 170 | |
| 6 | Phase spacing |
mm |
250 | 320 | 394 | |
| 7 |
External creep distance, H2-ground |
510 | 796 | 1486 | ||
| 8 | External creep distance, H1-H2 | 729 | 1017 | 1344 | ||
| 9 | Min. External strike distance | 221 | 284 | 448 | ||
| 10 | Min. interrupting time | sec | 0.050 | |||
| 11 | Max. closing time | sec | 0.070 | |||
| 12 | Insulating material | Epoxy | ||||
| 13 | Ambient temperture | ℃ | -30 to 70(Optional -40 to 70) | |||
| 14 | Humidity | % | ≤100 | |||
| 15 | Degree of protection | IP65 | ||||
| 16 | Rated operating | O-0.3s-CO-1s-CO-1s-CO-lockout | ||||
| 17 | Rated control voltage | AC100-240V/DC24V | ||||
| 18 | Applied Standard | IEC 602271-111 | ||||
| 19 | Mechanism life | times | 10000 | |||
Company Details
Business Type:
Manufacturer
Year Established:
2012
Total Annual:
1000000-9000000
Employee Number:
50~100
Ecer Certification：
Active Member
Knkong Electric Co., Ltd (Zhengzhou Knkong Mechanical And Electrical Co., Ltd)was established in 2012. A wholly-owned subsidiary of Henan Sanhe Electric Group. We are mainly responsible for overseas market exporting, electronic components, and technology import. Relying on a h... Knkong Electric Co., Ltd (Zhengzhou Knkong Mechanical And Electrical Co., Ltd)was established in 2012. A wholly-owned subsidiary of Henan Sanhe Electric Group. We are mainly responsible for overseas market exporting, electronic components, and technology import. Relying on a h...
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