In electrical construction drawings,AL denotes a lighting distribution box;
Designation notes: K-switching station,
T-with transformer; F-without transformer,
A- 10kV with air-insulated switchgear;
G-10kV with gas-filled cabinets,
In K-type stations, the icons are different due to the use of different types of circuit breakers,
but the electrical main junctions are the same.
The forms of switching stations are as follows: KFA, KFG, KTA, KTG stations. KFA-without transformer,
Switching stations with air-insulated switchgear with vacuum circuit breakers,