Metal-clad AC Switchgear

KYN61-40.5 Metal-clad AC Switchgear This product is a complete set of indoor power distribution devices with three-phase AC 50Hz and rated voltage of 405kV. It can be used as power plants, substations and industrial and mining enterprises to receive and distribute electric energy. It has...

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Description

KYN61-40.5 Metal-clad AC Switchgear

This product is a complete set of indoor power distribution devices with three-phase AC 50Hz and rated voltage of 405kV. It can be used as power plants, substations and industrial and mining enterprises to receive and distribute electric energy. It has functions such as control, protection and detection of the circuit, and can also be used in places where frequent operations are performed.

Use environment

1. Ambient air temperature: -15℃~+40℃;

2. Altitude: 2000m and below;

3. Humidity conditions:

Daily average relative humidity: ≤95%, daily average water vapor pressure does not exceed 2.2kPa;

Monthly average relative humidity: ≤90%, daily average water vapor pressure does not exceed 1.8kPa.

4. Earthquake intensity: no more than 8 degrees;

5. Places without obvious pollution such as corrosive or flammable gases;

Note: When the above normal use conditions are exceeded, the user can negotiate with the company.

KYN61

Main technical parameters of switchgear

Item	Unit	Data
Rated voltage	KV	40.5
Rated current	A	1250 1600 2000
Rated frequency	Hz	50
Rated short-time withstand current	kA	20 25 31.5
Reted peak withstand current	kA	50 63 80
Rated power-frequency withstand voltage	KA	95
Rated lighting impulse withstand voltage	kV/1min	185
Rated short-time duration	kV	4
Protection class	S	IP3X