Hyundai hirun N100 plus Instruction Manual page 31

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N100 INSTRUCTION MANUAL
NOTE1) Install mechanically interlocked switches Mc1 and Mc2 in case of
exchange by using commercial power supply and inverter.
Power
supply
Install an earth leakage breaker(or MCCB) on the power supply side
NOTE2)
of the inverter. If the wiring distance between inverter and motor
(10m and more) is long, the thermal relay may be incorrectly operated
on the effect of high-frequency noise. Install the AC reactor on the
inverter output side or use the current sensor.
Make sure to ground the ground terminal according to the local
NOTE3)
grounding code. Never ground the N100 inverter in common with
welding machines, motors, or other electrical equipment.
When several inverters are used side by side, ground each unit as shown in
examples. Do not the ground wires.
POOR
Inverter
Inverter
Inverter
MCCB
Mc0
Inverter
R U
S V
T W
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GOOD
Inverter
Inverter
Inverter
6-3
Mc1
Motor
Mc2
Ground bolt