Metal Clad Electrical Switchgear

KYN61-40.5 armored movable AC metal enclosed switchgear (hereinafter referred to as switchgear) is a three-phase AC 50 Hz, rated voltage 40.5 kV indoor complete set of power distribution equipment. As power plants, substations and industrial and mining enterprises, it receives and distributes...

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Description

This switchgear complies with GB/T11022-1999.GB3906-1991 and DL404-1997 standards.

KYN61-40.5

Normal operating conditions

♦Ambient temperature: highest temperature + 40℃, lowest temperature -15℃.

♦Relative humidity: daily average relative humidity: 95%,

♦The average daily water vapor pressure shall not exceed 2.2 kPa;

♦The monthly average relative humidity: ≤90%,

♦The average monthly water vapor pressure shall not exceed 1.8 kPa;

♦Altitude: below 2000 m.

♦Earthquake intensity: no more than 8 degrees.

♦The surrounding air should be free of corrosive or combustible gas, water vapor and other obvious pollution.

♦A place without severe vibration.

♦Users and manufacturers should exceed the normal conditions specified in GB3906.

Main feature

♦The cabinet body is assembled, and the circuit breaker adopts a trolley floor structure;

♦ Equipped with a new composite insulated vacuum circuit breaker, which has the characteristics of good interchangeability and easy replacement.

♦The trolley frame is equipped with a nut pushing mechanism, which can easily move the trolley and prevent damage to the pushing structure due to misoperation;

♦All operations can be performed under the closed cabinet door;

♦The interlocking of the main switch, trolley and switch cabinet door adopts compulsory mechanical locking method to meet the "five prevention" function;

♦The cable room has enough space to connect multiple cables;

♦Fast grounding switch, used for grounding and short circuit;

♦The protection level of the shell is IP3X, and the anti-prying state of the portable car door is IP2X; protection level

♦The product complies with GB3906-199K DL404-1997, and adopts the international IEC-298 standard with reference.

A. Instrument room	1. Pressure relief plate	6. Secondary plug	11. Grounding switch
B. Circuit breaker room	2. Ring	7. Heating device	12. Main bus
C. Busbar room	3. Valve	8. Current transformer	13. Support bus
D. Cable room	4. Circuit breaker	9. Cable	14. Busbar bushing
E. Small busbar room	5. Contact box	10. Insulation partition	15. Lightning arrester
16. Lighting