IEC60898 CB 50HZ Electrical VCB Circuit Breaker Outdoor VCB Breaker
Price:
USD 1000-2000 Each
MOQ:
1
Delivery Time:
15 working days
Brand:
KNKONG
Product Description
IEC60898 CB 50HZ Electrical VCB Circuit Breaker Outdoor VCB Breaker
12kv Outdoor Vacuum Circuit Breaker
12kv outdoor VCB
AC three-phase, 50HZ
630A, 1250A
OEM & ODM,Complete equipment
CCC,ISO9001,CE, CB,IEC60898
AC three-phase, 50HZ
630A, 1250A
OEM & ODM,Complete equipment
CCC,ISO9001,CE, CB,IEC60898
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Product Introduction
ZW32-12 outdoor high-voltage pole vacuum circuit breaker is suitable for three-phase AC 50Hz, rated voltage 12KV and below power distribution system, mainly used for switching load current, overload current and short-circuit current of switching lines, and can also be used as agricultural The section switch of the power grid and small power system is an upgraded product of the oil-free transformation of urban power grids and rural power grids.
It has the characteristics of small size, light weight, anti-condensation, maintenance-free, etc., and can adapt to lower harsh weather conditions and dirty environments.
Features
- High reliability, high mechanical and electrical life;
- No maintenance;
- Small size, lightweight, easy to install;
- Standard relay protection and quick automatic reclosing function;
Standard
GB1984 "AC High Voltage Circuit Breaker"
GB11022 "Common technical requirements for high-voltage switchgear and control equipment standards"
GB311.1-6 "Insulation coordination of high-voltage power transmission and transformation equipment"
GB763 "The heating of AC high-voltage electrical appliances during long-term work"
GB2706 "Test Method for Dynamic and Thermal Stability of AC High Voltage Electrical Apparatus"
GB3309 "Mechanical Test of High Voltage Switchgear at Room Temperature"
DL/T593 "Common ordering technical conditions for high-voltage switchgear"
Normal service condition
|
Altitude |
≤1000m |
|
|
Ambient temperature |
Max |
+40℃ |
|
Min |
-15℃ |
|
|
Ambient humidity: Maximum average humidity |
24 hour ≤95% |
|
|
1 month ≤90% |
||
|
Maximum water vapor pressure |
24 hours ≤2.2kpa |
|
|
1 month ≤1.8kpa |
||
The ambient air has no obvious pollution of dust smoke, corrosive or combustible gases, steams or smog
12kv Outdoor VCB Technical Parameters
| No. | Items | Unit | Parameter | |
| 1 | Rated voltage | KV | 12 | |
| 2 | Rated current | A | 630 1250 | |
| 3 | Rated frequency | Hz | 50/60 | |
|
4 |
1 minute withstand pressure |
Wet |
KV |
34 |
| Dry | 42 | |||
| To ground | 49 | |||
|
5 |
Lightning shock withstand current phase, to ground |
KV |
75/85 |
|
| 6 | Rated short-circuit breaking current |
KA |
20 25 | |
| 7 | Rated short-circuit closing current | 50 63 | ||
| 8 | Rated peak value of withstanding current | 50 63 | ||
| 9 | 4s short-time withstand current | 20 25 | ||
| 10 | Rated operating sequence | O-0.3s-CO-180s-CO | ||
|
11 |
Rated short circuit breaking current breaking times |
times |
30 |
|
| 12 | Mechanical endurance | 30000 | ||
| 13 | Permanent magnet control voltage | V | AC/DC 220 | |
|
14 |
Secondary circuit, 1-minute power frequency withstand voltage |
KV |
2 |
|
Standard Drawing
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Knkong Electric Co.,Ltd
Location
No. 25 Street , Hanghai Road, Zhengzhou,Henan,China
Contact Person
Ken Chan (English)