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8.5.4 Electrical wiring precautions
a. On-site wiring, parts and materials must comply with the
local and national regulations as well as relevant national
electrical standards.
National
standard
Fig. 8-9-1 Electrical wiring precaution (a)
b. Copper core wires must be used
Copper core wires
Fig. 8-9-2 Electrical wiring precaution (b)
c. It is advisable to use 3-core shielded cables for unit to
minimize interference. Do not use the unshielded multicore
conductor cables.
Fig. 8-9-3 Electrical wiring precaution (c)
d. Power wiring must be entrusted to professionals with
electrician qualification.
Fig. 8-9-4 Electrical wiring precaution (d)
8.5.5 Power supply specification
Table 8-6
Item
Model
Outdoor power supply
Power supply
Manual switch
Fuse
Wiring
KEM-30 DRS4
380-415V/3N~50Hz
50A
36A
10mm
2
X5 (<20m)
KEM-60 DRS4
380-415V/3N~50Hz
100A
63A
16mm
2
X5 (<20m)
NOTE
• See the table above for power wire diameter and length when the voltage drop at the power wiring point is within
2%. If the wire length exceeds the value specified in the table or the voltage drop is beyond the limit, the power wire
diameter should be larger in accordance with the relevant regulations.
