Hubei Jucro Electric Co.,Ltd
Vacuum Interrupter HCJ3 7.2kv 630A for vacuum contactors
| Categories | Vacuum Interrupter |
|---|---|
| Album | View larger image |
| Brand | JUCRO |
| Model | HCJ3 7.2kv 630A |
| Unit Price | US $ 60 / piece |
| FOB port | Shanghai/Ningbo |
| Terms of Payment | L/C, Western Union, MoneyGram, T/T |
| Download DOC |  |
| Update Time | 2019-04-21 |
HCJ3 7.2kv 630A vacuum interrupter for vacuum contactors
1. Brief introduction
The interrupter adoption porcelain and ceramics makes to insulate the outer shell. Contact is WCCu metal alloy material advanced technique of adoption Including bulk small. Breaking the abiliting strong the life span is long maintenance is simple .no explosion dangerous no contaminate and the noise is low . The pack vacuum contactor can operate the ebery kind of electric appliances equipments, and fuse match f-c cabinet
2. Vacuum Tube main technique parameter
Rated voltage: 7.2 kv
Rated current: 630A
Rated making current: 6.3KA
Rated breaking current: 5.04KA
Limiting breaking current: 6.3KA
Rated short-time withstand current: 6.3KA
Rated short-time withstand voltage: 32 kv
Rated lighting impulse voltage: 60 kv
Circuit resistance at lowest rated contacts force: ≤80μΩ
Electrical life: 250,000 times
Mechanical life: 500,000 times
Closing force due to bellows and atmosphere: 70±20 N
Force required to hold contacts open at full stroke: 100±30 N
Limiting abrasion of contacts: 3 mm
Internal gas pressure: ≤1.33×10-3 Pa
Storage life: 20 years
No. | Parameter name | Unit | Value |
1 | Rated voltage | kV | 7.2 |
2 | Rated current | A | 630 |
3 | Rated frequency | Hz | 50 |
4 | Rated making current | kA | 6.3 |
5 | Rated breaking current | kA | 5.04 |
6 | Limiting breaking current | kA | 6.3 |
7 | Rated short-time withstand current | kA | 6.3 |
8 | Rated short-time withstand voltage | kV | 32 |
9 | Rated lighting impulse voltage | kV | 60 |
10 | Circuit resistance at lowest rated contacts force | μΩ | ≤80 |
11 | Electrical life | Times | 250000 |
12 | Mechanical life | times | 500000 |
13 | Closing force due to bellows and atmosphere | N | 70±20 |
14 | Force required to hold contacts open at full stroke | N | 100±30 |
15 | Limiting abrasion of contacts | mm | 3 |
16 | Internal gas pressure | Pa | ≤1.33×10-3 |
17 | Storage life | years | 20 |
Strong package, Safety first.
As long as possible to keep the products safe until it arriving customer's warehouse.
Clearly marking label outside of package, customers will be easy to identify their goods.
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