China Wholesale 20kv Load Break Switch – ZW32-24 Outdoor High Voltage Vacum Circuit Breaker – Timetric
China Wholesale 20kv Load Break Switch – ZW32-24 Outdoor High Voltage Vacum Circuit Breaker – Timetric Detail:
General
ZW32-24 outdoor high voltage vacuum circuit breaker (hereinafer referred to as) is suitable for three-phase AC 50Hz, rated voltage 24KV outdoor switchgear. It can be used in various load current and frequent operation occasions. It can be applied in the construction and renovation of power equipment in dfferent places such as urban and rural network, mines, railways and so on.
The product has been successfully developed 24 KV outdoor high voltage switchgear suitable for China’s national conditions developed on the basis of foreign advanced technology and domestic raw materials and processes. Compared with international similar products,it is a kind of intelligent product with miniaturization and maintenance-free.At the same time, the product is environmentally friendly without pollution to the surrounding environment.
The circuit breaker complies with GB1984-2003 “High Voltage AC Circuit Breaker”,DL/T402-2007″High Voltage AC Circuit Breaker Ordering Technical Conditions”, DL/T403-2000″12KV~40.5KV High Voltage Vacuum Circuit Breaker Ordering Technical Conditions” and other technical standards.
Model Meaning
| Model: |
ZW32-24/T□-□ |
|||||
|
Z |
W |
32 |
24 |
T |
□ |
□ |
|
Vacuum Circuit Breaker |
Ouldoor |
Design number |
Rated voltage (KV) |
Spring operating mechanism |
Rated current (A) |
Rated short circuit breaking current(KA) |
Working Condition
●Ambient temperature:-40℃~+40℃.
●Relative humidity: Day average relative humidity≤95%, Month average relative humidity≤90%.
●Altitude: ≤3000mm.
●Wind pressure:Not more than 700Pa(Equivalent to wind speed34m/s)
●Pollution level: Ⅳ(creepage distance≥31mm/KV).
●Icing thickness: ≤10mm.
●Installation site: Should be no fire,explosion hazard,serious pollution, chemical corrosion and severe vibration,etc
Technical specification
| No. | Ltem | Unit | Data | ||
| 1 | Rated vdtage | KV | 24 | ||
| 2 | Rated frequency | Hz | 50 | ||
| 3 | Rated current | A | 630 | 1250 | |
| 4 | Rated short circuit breaking current | KA | 20 | 25 | |
| 5 | Rated peak withstand current (peak) | KA | 50 | 63 | |
| 6 | Rated short circuit closing current (peak) | KA | 50 | 63 | |
| 7 | Rated short-time withstand current / duration | KA/s | 20/4 | 25/4 | |
| 8 | Rated operating sequence | O-0.3s-CO-180s-CO | |||
| 9 | Mechanical life | Times | 10000 | ||
| 10 | Rated short-circuit breaking current breaking time | limes | 20 | ||
| 11 | I minpower frequency withstand voltage | (wet)phase to phase, to earth/Between open contacts | 50/65 | ||
| (dry)phase to phase, to earth/Between open contacts | KV | 65/79 | |||
| Secondary circuit | 2 | ||||
| 12 | Lightning impulse withstand voltage(peak)phase to phase、to earth /between open contacts | KA | 175/145 | ||
| 13 | Weight | kg | 115 | ||
Outline overall and installing dimensions
Product detail pictures:
Related Product Guide:
With sophisticated technologies and facilities, strict top quality handle, reasonable value, exceptional support and close co-operation with clients, we are devoted to furnishing the ideal worth for our clients for China Wholesale 20kv Load Break Switch – ZW32-24 Outdoor High Voltage Vacum Circuit Breaker – Timetric , The product will supply to all over the world, such as: Birmingham, Cancun, Ukraine, We have more than 10 years exported experience and our products have expored more than 30 countries around the word . We always hold the service tenet Client first,Quality first in our mind,and are strict with product quality. Welcome your visiting!
By Louis from Peru - 2017.02.18 15:54
This manufacturer can keep improving and perfecting products and service, it is in line with the rules of market competition, a competitive company.
By Caroline from Amman - 2017.02.28 14:19
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