Technical Drawings - Mitsubishi Electric Ecodan EHSC series Installation Manual

3
Technical Information

Technical Drawings

<EHSC> (Split model system)
F
A
48
86
124
163
227
326
<View from below>
<EHPX> (Packaged model system)
<Front>
F
A
48
86
89
124
157
163
B
227
<View from below>

530
Automatic air vent
Earth leakage
circuit breaker
Terminal block
Main controller
<Front>
Letter
E
A
B
C
D
E
D
381
C
461
B
F
Automatic air vent
530
Earth leakage
circuit breaker
Terminal block
Main controller
E
Letter
D
C
461
Pressure relief
valve
（233)
<Side>
Pipe description
Space heating/Indirect DHW
tank (primary) return connection
Space heating/Indirect DHW
tank (primary) flow connection
Refrigerant (Liquid)
Refrigerant (Gas)
Discharge pipe (by installer) from
pressure relief valve
Electrical cable inlets
Pressure relief
valve
（233)
<Side>
Pipe description
Space heating/Indirect DHW
A
tank (primary) return connection
B Flow connection from heat pump 28 mm/Compression
C Return connection to heat pump
Space heating/Indirect DHW
D
tank (primary) flow connection
Discharge pipe (by installer)
E
from pressure relief valve
Electrical cable inlets
F
<Rear>
Connection size/type
28 mm/Compression
28 mm/Compression
9.52 mm/Flare
5.88 mm/Flare
G1/2" female (valve port within hydrobox casing)
—
For inlets and , run low-voltage wires including
external input wires and thermistor wires. For inlets
and , run high-voltage wires including power cable,
indoor-outdoor cable, and external output wires.
*For a wireless receiver (option) cable, use inlet
<Table 3.7>
<Rear>
Connection size/type
28 mm/Compression
28 mm/Compression
28 mm/Compression
G1/2" female (valve port within hydrobox casing)
—
For inlets and , run low-voltage wires including
external input wires and thermistor wires. For inlets
and , run high-voltage wires including power cable,
indoor-outdoor cable, and external output wires.
*For a wireless receiver (option) cable, use inlet
<Table 3.8>
.
.