Electrical High Voltage Switchgear Panel

Electrical High Voltage Switchgear Panel

Electrical High Voltage Switchgear Panel KYN28A-12 It uses an all-metal modular assembly structure. The cabinet body is made of imported aluminum-zinc plate, with strong anti-corrosion ability, CNC high-precision equipment processing, advanced multi-folding technology, rivet nut connection, and...

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Description

Electrical High Voltage Switchgear Panel KYN28A-12

It uses an all-metal modular assembly structure. The cabinet body is made of imported aluminum-zinc plate, with strong anti-corrosion ability, CNC high-precision equipment processing, advanced multi-folding technology, rivet nut connection, and high-strength bolt connection. The cabinet of the switchgear has the characteristics of high precision, light weight and good strength.

Use environment:

Place of use: Indoor

Altitude: not more than 1000 meters (10 kV) (3000 meters at 7.2 kV)

Earthquake intensity: 8 degrees

Ambient air temperature: The highest temperature is 40℃, the lowest temperature is -25℃

Minimum transportation and storage temperature: -30℃

Relative humidity of air: Daily average maximum relative humidity 95%

Monthly average maximum relative humidity 90%

Technical parameters of switchgear and main primary components

Technical parameters of KYN28A-12 electrical high voltage switchgear panel

Model: KYN28A-12

Rated voltage: 12 kV

Rated insulation level

1min power frequency withstand voltage: 42 kV

Lightning impulse voltage (full wave): 75 kV

Rated frequency: 50 Hz

Rated current: 630A~4000A

Rated breaking current: 20 kA ~50 kA

4s thermal stability current (effective value): 20 kA ~50 kA

Rated dynamic stability current (peak value): 50 kA ~130 kA

Protection grade shell: IP4X, the circuit breaker door is opened as IP2X

The overall dimensions of the switch cabinet (unit: mm)

Width×depth×height: 800×1500× 2365 1000×1800×2300

Weight: 800~1200 kg

Technical parameters of vacuum circuit breaker

Item		Unit	12KV
Rated voltage		kV	3.6，7.2，12
Rated frequency		Hz	50(60)
Circuit breaker rated current		A	630，1250，1600，2000， 2500，3150，4000，5000
Rated current of switch cabinet		A	630，1250，1600，2000， 2500，3150，4000，5000
Rated thermal stability current (4s)		kA	25，31.5，40，50（1S）
Rated dynamic stability current (peak value)		kA	63，80，100，125
Rated short-circuit breaking current		kA	25，31.5，40，50
Rated short-circuit making current (peak value)		kA	63，80，100，125
Rated insulation level	1min power frequency withstand voltage	kV	42
	Lightning impulse withstand voltage	kV	75
Rated operating sequence			O-0.3s(180s)-CO-180s-CO
Rated short-circuit breaking current breaking times			50
Mechanical life			20000