Optimus Drive PD20-4TR75 [6/78] Pd20 series

Optimus Drive PD20-4TR75 [6/78] Pd20 series
PD20 Series
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Wiring
WARNING
Wiring must be completed by qualified electrical engineers. Otherwise it can cause an
electrical shock or SPD damage.
Before wiring, make sure the power supply is de-energized. Otherwise it will cause an
electrical shock or a fire.
Make sure the ground terminal is grounded safely and correctly. Otherwise there
will be a risk of electrical shock on the shell of SPD.
Do not touch the main circuit terminal, and the main circuit terminals of the SPD are
not allowed to contact the shell. Otherwise it may cause an electrical shock.
CAUTION
Before connecting, make sure the voltage rating and phase number of SPD is
conformed to the input power voltage, phase number; Otherwise it may cause a fire or
physical injuries.
Never connect the AC input power supply to the output terminals V, U, W of SPD;
Otherwise it will cause damage to the SPD and you are not guaranteed to enjoy the
warranty services.
Never conduct a pressure test on SPDOtherwise it will cause damage to the SPD.
The main circuit wiring of the SPD and the control loop wiring should be separated or
vertical crossed, otherwise the control signal will be interfered.
The cable connected to the main circuit terminals should be use lugs with isolated
casing
If the length of cable between the SPD and the motor is over 50 meters, an output
reactor is recommended so as to protect the SPD and motor.
Running
WARNING
Turn on the input AC power after the wiring of SPD is completed and the front cover
is installed. Do not dismantle the front cover when operating; otherwise it will lead to an
electric shock.

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