Summary

 

   KYN28-12 type indoor AC metal armoured middle type switchgear. It is suitable for three-phase AC rated voltage 12kV, rated frequency 50Hz power system, used for receiving and distributing electric energy and control, protection and monitoring circuit.

   Meet the standard: 3.6~40.5 "kV GB3906-2006 AC metal closed switch equipment and control equipment"

   General specification for high voltage switchgear GB11022-89

   LEC298 (1990) "rated voltage V 1K above 50kV and below AC metal enclosed switchgear and control equipment"

   DL404-97 "high-voltage switch cabinetordering technical conditions"

 

Model and meaning

 

Conditions of use

 

*Environmental temperature: temperature +40, low temperature -10; *Relative humidity: daily average less than 95%, average less than 90%; altitude: less than 1000m; *seismic resistance; earthquake intensity does not exceed 8 degrees; not corroded in the surrounding air Obvious pollution of sexual or flammable gas, steam, etc.; no serious pollution and severe vibration. Generally, the harsh design conditions meet the following requirements; *Used under normal environmental conditions than GB3906, negotiated by the user and the factory. When the relative humidity is greater than 70%, the electric heater should be turned on. If the altitude exceeds 1000m, follow the regulations of JB/Z102-71.