Metal-clad removable Indoor AC metal-enclosed switchgear KYN61-40.5(Z)

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Metal-clad removable Indoor AC metal-enclosed switchgear KYN61-40.5(Z)
Metal-clad removable Indoor AC metal-enclosed switchgear KYN61-40.5(Z)

Description

It's applied in AC 50Hz, rated voltage 40.5kV indoor power distribution system. With power station, substation, and industrial & mining-company receiving and distributing power function, it controls, protects and monitors circuit, and also used in frequent operated places. The product conforms to the following standards: GB3906-3-35kv ac metal enclosed switching equipment, GB/T11 022 common technical requirements for high voltage switching equipment and control equipment, IEC60298 ac metal enclosed switching equipment and control equipment with rated voltage above 1kV and below 50kV. 

 

Model meaning

 

Working conditions

1. Ambient air temperature: maximum temperature +40℃, minimum temperature -15℃.

2. Relative humidity: daily average relative humidity: ≤95%RH, daily average water vapor pressure not exceeding 2.2kpa; Monthly average relative humidity: ≤90%RH, monthly average water vapor pressure no more than 1.8KPa; 

3. Altitude: below 1000m; 

4. The circumferential air shall be free from obvious pollution by corrosive or combustible gases, water vapor, etc. 

5. No violent vibration place. 

6. If it is used under normal conditions beyond those stipulated by GB3906, it shall be negotiated between the user and the manufacturer. 

 

Main features

1. It's of assembled structure circuit breaker is of handcart floor standing structure . 

2. It's equipped with new compound insulating vacuum circuit breaker, with easy interchange features. 

3. There is leading screw pushing mechanism in handcart rack easily to move handcart and avoid malfunction which damage the pushingsystem . 

4. All operation is carried when cabinet door is closed. 

5. Interlock of main switch, handcart and cabinet door is compulsory mechanical blocking way. 

6. Cable compartment is with abundant space which can connect with several cables: fast connect grounding switch for grounding and loop. 

7. Shell protection grade is IP3X protection grade is IP2X when handcart door under open state. 

 

Main technical parameters

 

Outline dimensions

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