Midea LRSJ-120/NYN1, Техническое руководство

Страница: 32 / 37

32
1) Diameter of the main line (a):
Get from the power supply specification table according to the sum of horsepower of the unit.
2) Diameter of the wiring from the junction box to the power supply equipment:
When the water heaters are less than 5 sets, the diameter the wiring from the junction box to the power
supply equipment should be the same as the main line (a); when the water heaters are more than 6 sets, the
power supply equipment should have two sets of electric control box and the diameter should be get from
the power supply specification table according to the sum of horsepower of the units connected by the
electric control box.
9.3 Electric wiring diagram
Electric wiring diagram for Model 6kW 8kW 12kW 14kW