2
•
Systems • Installation
23
• Installation
2
Field Wiring
2-3
Heat recovery series
2-3-6
Gist of picking power line and transmission line
•
Be sure to let the power supply wiring and the transmission wiring pass through the conduit tube as shown in the right figure.
•
Pick the power supply wiring from the upper position or the front position on the flank of the main unit or a knock out hole to made in the unit
button board. Pick the power supply wiring, as shown in the figure 9, with the attached wiring board if it is picked from the front position.
•
Pick the transmission wiring from the middle position of the main unit or from the front position. Pick the transmission wiring after binding it to the
piping with finishing tape if it is picked from the front position.
NOTES
1
Be sure to keep the power supply wiring and transmission wiring apart from each other.
2
No sagging of transmission wirings as shown in the figure 7 by always clamping together.
No contact of line with refrigerant piping.
2-3-7
Gist of picking power line and transmission line
•
Remove the front plate (lower), and punch a hole in the knock hole: then, cut it off all the way to the slit. (knock hole in the front plate)
•
Apply the sealing pad the line installation plate.
•
Install the line installation plate to the front side of the side plate (left) with the attached screw.
Conduit tube
Power supply wiring
(and earth line)
CAUTION 1
Transmission wiring
Figure 7
Transmission wiring
Transmission wiring
Cut out the
shaped portion
Through
cover
Discharge gas piping
Heat insulator
Liquid piping
Figure 8
Suction gas piping
Finishing tape
Transmission line
Front plate
(lower)
Knock hole of front plate
(bold line)
Wiring board*
Sealing pad*
(attachment)
*Option for KL series
Figure 9
Apply sealing pad to the
overlapped area of front plate
(lower) and wiring board.
Side plate
