Electra KN 24 RC, Service Manual, Page: 163 / 168

WIRING
CAUTION
1. The air conditioner should use separate power supply with rated voltage.
2. The external power supply to the air conditioner should have ground wiring, which is linked to the
ground wiring of the indoor and outdoor unit.
3. The wiring work should be done by qualified persons according to circuit drawing.
4. A disconnection device having an air gap contact separation in all active conductors should
incorporated in the fixed wiring according to the national wiring regulation.
5. Be sure to locate the power wiring and the signal wiring well to avoid cross-disturbance and their
contact with connecting pipe or stop valve body.
6. The wiring attached to this air conditioner is 6m long. Be sure to prolong it with wiring of the
same type and proper length if necessary. Generally, do not twist two wiring together unless the
joint is soldered well and covered with insulator tape.
7. Do not turn on the power until you checked carefully after wiring.
1. The Specification of Power
2. Remove the protection board
Disassemble the bolts from the maintenance board, and pull it in the direction of the arrow to
remove the protection board.
Notice : Do not scratch the surface during operation.
ATTENTION: Chart 34 is based on the standard model, which may lock a little different
from your own outdoor unit.
KN-24/27/30 SH KN-27/30 SH3 KN-36 SH KN-45 SH
PHASE 1-PHASE 3-PHASE 3-PHASE 3-PHASE
FREQUENCY 50Hz 50Hz 50Hz 50Hz
VOLT 220-230V 380V 380V 380V
40/PHASE 20/PHASE 20/PHASE 20/PHASE
GROUND WIRING 2.5 1.5 1.5 1.5
2.5 1.5 1.5 1.5
0.75 0.75 0.75 0.75
2.5 1.5 1.5 1.5
TYPE
POWER
CIRCUIT BREAKER/FUSE
POWER WIRING (INDOOR UNIT)
WIRING SIZE
(mm
2
)
POWER (INDOOR/OUTDOOR
CONNECTING WIRING)
STRONG ELECTRIC SIGNAL
(INDOOR/OUTDOOR CONNECTING
WIRING)
15
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