Aluminum Zinc Plate Solid State Soft Starter AC Metal Clad And Metal Enclosed Switchgear
KYN28A - 12 10KV 11KV 12KV MV Indoor Aluminum-zinc Plate AC Metal Clad Withdrawable Electrical Cubicle Switchgear Panel is applicable for 3.6kV ~ 12kV with three-phase AC 50Hz single bus or single bus sectional system. It is mainly used for substation and distribution system of power plants, substation, industrial and mining enterprises, building hotels, municipal construction and petrochemical sector as power receiving, power distribution and the circuitcontrolling, protection and monitoring.
KYN28A indoor metal-clad extraction type switchgear("centrally installed switchgear") is 3.6-12kV three-phase AC 50 Hz whole set of power distribution device with single bus and single bus sectioning system. It is mainly applied for the power transmission of power plants, small and medium generators, power distribution of mining and intrustrial enterprises and power receiving, transmission of sencondary substation of electric utility system and start of large HV motor,ect., and it is used for control ,protection and monitoring.The equipment meets requirements standards IEC 298 and GB 3906, ect. It has interlocking functions of preventing pull and push of circuit breaker handcart with load, preventing false opening and closing circuit breaker, preventing making of circuit breaker when the earthing switch is at the closing position,preventing entry into live cubicle and preventing mis-closing the earthing switch when the earthing is under live conditions. It can be equipped with not only VYF1(VS1)-24 vacuum circuit breaker, but also VD4 vacuum circuit breaker manufactured by ABB. It is a device with superior performance.
Conditions of Use
(Special conditions request pls don't hesitate to contact our technicals)
* Temperature: 40ºC to -15ºC
* Humidity: Average humidity daily 95%,Average humidity monthly 90%
* Height above sea level: Above 1000m Max.with 12KV,Above 2000m Max.with 3.6KV,7.2KV
* Earthquake intensity: M8 Max.
* Special condition request,pls contact our technical.
We are certified the ISO9001:2008 Quality System and obtained authorizationproduction license, CCC Authentication, testing certification and we have own Research & Development centre who owns many patents for new designed and improved products properly meet customer demand.
Model description
- The ambient air temperature : -5°C ~ +40°C;
- Daily average temperature(Within 24h): ≤+35℃
- Altitude:≤1000m;
- Relative humidity: within 24h, daily average value ≤ 95% , daily average vapor pressure≤ 2.2KPa;
- monthly average value ≤ 90%, monthly average vapor pressure≤ 1.8KPa
- Ambient air is not significantly polluted by dust, smoke, corrosive and / or flammable gas, vapor or salt contamination
Main Technical specification
| Parameters | Unit | Specification |
| Rated Voltage | KV | 3.6,7.2,12 |
| Rated lightning withstand Voltage | KV | 75 |
| Rated Current | A | 630,1250,1600,2000,2500 |
| Rated short circuit Current | KA | 20,25,31,5,40 |
| Rated short circuit closing Current | KA | 50,63,80,100 |
| Rated Dynamic stable Current | KA | 50,63,80,100 |
| Protection Grades | IP4X |
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