Qingdao Hengfengyou Electrical Engineering Co., Ltd.
| Supply Ability | 20000 pieces/year |
| Delivery Time | 15 days |
| Packaging Details | wood |
| Payment Terms | T/T |
| Poles number | 3 |
| Type | Vacuum |
| Rated voltage | 12KV |
| Rated current | 630A |
| Product name | High voltege 12kv vacuum circuit breaker with overload protector |
| Application | Circuit-breaking |
| Keywords | circuit breakers |
| Brand Name | HENGFENGYOU |
| Model Number | ZW20-12 |
| Certification | IEC CB COC KEMA SNI SABS CCC |
| Place of Origin | China |
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Product Specification
| Supply Ability | 20000 pieces/year | Delivery Time | 15 days |
| Packaging Details | wood | Payment Terms | T/T |
| Poles number | 3 | Type | Vacuum |
| Rated voltage | 12KV | Rated current | 630A |
| Product name | High voltege 12kv vacuum circuit breaker with overload protector | Application | Circuit-breaking |
| Keywords | circuit breakers | Brand Name | HENGFENGYOU |
| Model Number | ZW20-12 | Certification | IEC CB COC KEMA SNI SABS CCC |
| Place of Origin | China | ||
| High Light | vcb circuit breaker ，vacuum circuit switch | ||
Rcw Outdoor Intelligent Permanent Magnet 12kv Vacuum Circuit Breaker ISO9001
The ER series automatic circuit reclosers by shorten as auto recloser which can used on overhead distribution lines as well as distribution substation applications for all voltage classes 11kV up to 38kV at 50/60HZ power system.and its rated current can reach 1250A.
The ER series auto recloser offers three type smart software for human-computer interaction friendliness application. which functions high efficient and save most cost of time and money expense.
The ER auto recloser offer totally 10curves for user choice as Per standard IEC 62271-111 and IEEC/ANSI C37.60: 5 IEC standard and 5 ANSI standard.
General
Rockwill Electric strives to bring our customers the latest technology and competitive pricing and best service for distribution automatic.
The RCW series automatic circuit reclosers can use on overhead distribution lines as well as distribution substation applications for all voltage classes 11kV up to 38kV at 50/60HZ power system. and its rated current can reach 1250A.
The RCW series automatic circuit reclosers integrates the functions of control, protection, measurement, communication, fault detection, on-line monitoring of closing or opening.
Service environment
a) Air temperature: Maximum temperature: +85ºC; Minimum temperature:-45ºC
b) Humidity: Monthly average humidity 95%; Daily average humidity 90% .
c) Altitude above sea level: Maximum installation altitude:2500mor more higher.
d) Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
e) No frequent violent shake
Note: Due to continuous product improvement, the dimensions provided in this sample are for reference only. If necessary, our company can design and produce according to user requirements. Please contact the company in time.
| No. | item | unit | data | |||
| 1 | Rated voltage | kV | 15 | 27 | 38 | |
| 2 | Rated current | A | 630 | 1250 | 800 | |
| 3 | Rated frequency | Hz | 50/60 | |||
| 4 | Power frequency 1 min | Dry | kV | 50 | 65 | 85 |
| Wet | kV | 45 | 55 | 75 | ||
| 5 | Lightning impulse withstand voltage(peak value) alternate, opposite/fracture | kV | 100 | 125/150 | 170 | |
| 6 | Rated short circuit breaking current | kA | 20 | 16/25 | 12.5 | |
| 7 | Rated short current switching current(peak value) | kA | 50 | 40/63 | 31.5 | |
| 8 | Rated peak value withstand current | kA | 50 | 40/63 | 31.5 | |
| 9 | 4S short time withstand current | kA | 20 | 16/25 | 12.5 | |
| 10 | Rated operating circulate | O-T1-CO-12s-CO-12s-CO-12s-CO | ||||
| 11 | Breaking current frequency under rated short circuit | times | 30 | |||
| 12 | Mechanism life | times | 10000 | |||
| 13 | Secondary loop 1 min power frequency withstand voltage | 2 | ||||
Order information:
1. The customer needs provide main parameters of the transformer (input and output voltage, capacity, loss, etc.)
2. Other customer requirements
Company Details
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
2008
Total Annual:
3000-5000
Employee Number:
100~200
Ecer Certification：
Active Member
Qingdao Hengfengyou Electrical Engineering Co., LTD., subordinate to Hengfengshuai Group, is an export-oriented enterprise with transmission and distribution industry as its main business, integrating product research and development, manufacturing and trade. Its main product... Qingdao Hengfengyou Electrical Engineering Co., LTD., subordinate to Hengfengshuai Group, is an export-oriented enterprise with transmission and distribution industry as its main business, integrating product research and development, manufacturing and trade. Its main product...
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