Rural vegetable greenhouse lighting circuit

 The lighting circuit of rural vegetable greenhouses is basically the same as the general lighting circuit in rural areas. However, due to the high temperature
and humidity in the greenhouse, it is very unsafe to directly install the 220v lighting circuit in the greenhouse. Therefore, the power supply of rural plastic film greenhouses first uses telephone poles to connect the wires. Introduced into a
small room at the end of the greenhouse. The power distribution board is installed at a height of 1_5m. After entering the house, it is equipped with a knife switch , an energy meter, a fuse, a switch light, etc., and then
the wire rack is stepped into the vegetable greenhouse. Rural areas with better conditions can purchase and install an automatic leakage trip switch so that the power cord passes through the switch
and then enters the greenhouse, as shown in the figure