KYN61-40.5/1250-31.5 Indoor AC Metal-clad Withdrawable Switchgear
Short Description:
■Product reference standardsKYN61-40.5-1250-31.5 Indoor AC Metal Armored Removable Switchgear (hereinafter referred to as switchgear) is a complete set of indoor distribution equipment with three-phase AC 50Hz and rated voltage of 40.5kV. Used as a power plant, substation, and industrial and mining …
Product details
■Product reference standards
KYN61-40.5-1250-31.5 Indoor AC Metal Armored Removable Switchgear (hereinafter referred to as switchgear) is a complete set of indoor distribution equipment with three-phase AC 50Hz and rated voltage of 40.5kV. Used as a power plant, substation, and industrial and mining enterprise to receive and distribute electrical energy. It plays a role in controlling, protecting, and detecting circuits, and can also be used in places with frequent operations. This switchgear complies with standards such as GB/T11022-1999, GB3906-1991, and DL404-1997.
■Model meaning
■working conditions
Surrounding air temperature: maximum temperature+40 ℃, minimum temperature -15 ℃;
Relative humidity: Daily average relative humidity: ≤ 95%;
The daily average water vapor pressure shall not exceed 2.2kPa;
Monthly average relative humidity: ≤ 90%;
The monthly average water vapor pressure shall not exceed 1.8kPa;
Altitude: below 1000m;
Seismic intensity: not exceeding 8 degrees;
The surrounding air should not be significantly polluted by corrosive or flammable gases, water vapor, etc;
Places without severe vibration;
When used beyond the normal conditions specified in GB3906, it shall be negotiated between the user and the manufacturer.
■structural characteristics
The cabinet structure adopts an assembled type, and the circuit breaker adopts a handcart floor standing structure;
Equipped with a brand new composite insulation vacuum circuit breaker, and featuring good interchangeability and easy replacement;
The handcart frame is equipped with a screw nut propulsion mechanism, which can easily move the handcart and prevent damage to the propulsion structure due to misoperation;
All operations can be performed with the cabinet door closed;
The interlocking between the main switch, handcart, and switch cabinet door adopts a mandatory mechanical locking method to meet the "five prevention" function;
The cable room has ample space and can connect multiple cables;
Quick grounding switch is used for grounding and circuit short circuit;
The protection level of the shell is IP3X, and when the handcart door is open, the protection level is IP2X;
The product complies with GB3906-1991, DL404-1997, and adopts the international IEC-298 standard as a reference.
