Hitachi EXV-2.0E2 - Page 24

ELECTRICAL WIRING
PMML0293A rev.2 - 08/2016
16
Terminal board 2
Mark Item Name Description
Wire and maximum current
specication (EN60335-1)
¡
1 L1 P.S.: Power supply (necessary):
The mains power supply connection (230Vac) is wired to terminals L1 and
N.
1~ 230V 50Hz, Max current. 5A Wire
section: 3x0,75 mm
2
2 N
¢
3 1
EXP. VALVE: Expansion valve connection (necessary):
Link to expansion valve assembly. Number links from 1 to 6 must match in
e-box terminal board and expansion valve terminal board
Wire section: 6x0,5 mm
2
4 2
5 3
6 4
7 5
8 6
-
9 -
Not used -
10 -
£
11 L
MD: Motor Drain discharge (optional):
A drain water pump (eld supplied) can be connected to DX-kit interface
1~ 230V 50Hz Max current: 1A (output)
Wire section: 2x0,75 mm
2
12 N
¤
13 N
FAN CONTROL: Fan tap speed control by HITACHI remote controller
(optional):
N-Neutral phase connection (common)
Maximum current allowed: 3,5A Wire
section: 4x0,75 mm
2(1)
14 H H: High fan speed signal
15 M M: Medium fan speed signal
16 L L: Low fan speed signal
-
17 -
Not used -
18 -
¥
19 1 M. AL: Motor alarm signal:
Alarm input signal can be used for alarm link between the DX-Interface
and the unit connected. If the jumper between terminal 1 (19) and 2 (20) is
open, unit will be switched to alarm condition. Connect again to restart the
system
Wire section: 2x0,75 mm
2(2)
20 2
? NOTE
• (*1): Locked rotor amperage (LRA) must be lower than 8A.
• (*2): Alarm signal with high voltage (1~ 230V 50Hz): Connection in M.AL. terminals is mandatory. In case that motor alarm detection were not
necessary, make sure to connect the harness jumper provided with the DX-Interface.

Expansion valve box
Mark Item Name Description
Wire and maximum current
specication (EN60335-1)
¢
1 1
Control connection (necessary): Link to control assembly. Number links
from 1 to 6 must match in expansion valve terminal board and control
terminal board.
Wire section: 6x0,5 mm
2
2 2
3 3
4 4
5 5
6 6