En-6
6. ELECTRICAL REQUIREMENT
Table 6
Power supply
Maximum
2.5
cord (mm
2
)
Minimum
1.5
Transmission
Maximum
1.25
cord (mm
2
)
Minimum
0.75
Remote control
Maximum
1.25
cord (mm
2
)
Minimum
0.75
Fuse capacity (A)
20
Shield cord
(LONWORKS
compatible part)
H07RN-F or equivalent
Sheathed vinyl cord or
cable
7. ELECTRICAL WIRING
WARNING
1
Before starting work, check that power is not being supplied to the indoor unit.
2
Connect the connection cord firmly to the terminal board. Imperfect installation may cause a fire.
3
Always fasten the outside covering of the connection cord with the cord clamp. (If the insulator is chafed,
electric leakage may occur.)
4
Always connect the ground wire.
Remove the control box cover and install the connection cord (Figs. 10 and 11).
Fig. 10
TRANS
MISSION
POWER
SUPPLY
TO REMORTE CONTROL UNIT
•
When the two wires are attached.
Screw with
special washer
Round terminal
Terminal
board
Wire
Terminal block
(For solid wire only)
(Solid wire)
Strip 25 mm
(15/16
”)
Insulation
Loop
(Strand wire)
Round terminal
Strip 10 mm
(3/8
”)
Clamp
Remote
control cord
Cord clamp
Transmission
cord
RB unit cord
(Heat recovery
model only)
Power supply cord
Clamp
Clamp
Control
box cover
different diameter
connect to one side
•
Befor attaching the wire to terminal block.
Binder
Binder
