Midea CE-LRSJF-V80/N1-310 - Electrical Connection Diagram and Cable Specification

MCAC-RTSM-2009-09 Midea Heat Pump Water Heater Technical Manual
34
12.2 Electrical connection diagram and cable specification
cable specification
NO
Description
Require number of
core
Section of the conductor
1
Power supply cable for indoor unit
2 or 3+GND
2.5 mm
2
2
Power supply cable for electric heater
2 or 3+GND
2.5 mm
2
3
Temperature sensor cable
2
—
4
Power supply cable from indoor unit to Sanitary
hot water tank
2 or 3+GND
2.5 mm
2
5
Power supply cable for Pump of solar kit (Pump
3)
2+GND
1.0 mm
2
6
Power supply cable for motorized 2-way valve,
SV3
3
1.0 mm
2
7
Power supply cable for motorized 2-way -valve,
SV2
3
1.0 mm
2
8
Power supply cable for motorized 2-way valve,
SV1
3
1.0 mm
2
9
Power supply cable for auxiliary pump (Pump2)
2+GND
1.0 mm
2
10
Communication cable between indoor unit and
boiler
2
1.0 mm
2
11
Room thermostat cable
4(L, N, C, H)
1.0 mm
2
12
Communication cable between indoor unit and
outdoor unit
3 (P, Q, E)
3×0.5 mm
2
(3 -Shield wire)
13
Power supply cable for outdoor unit
2+GND
4.0 mm
2
14
Power supply cable for solar pump station
2+GND
1.0 mm
2
15
Power supply cable for the pump of solar kit
2+GND
1.0 mm
2
16
Signal input from solar pump station to indoor
unit
2
1.0 mm
2
17
Power supply cable for the pump of solar kit
2+GND
1.0 mm
2
18
Sanitary hot water tank temperature sensor
cable
2
—
19
Sanitary hot water tank temperature sensor
cable
2
—
20
Water circuit temperature senor T1B cable
2
—