Inovance MD280NT3.7GB - Page 10

MD280 User Manual Safety Information and Precautions
- 9 -
Use Stage
Safety
Grade
Precautions
At wiring
DANGER
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instructions described in this manual. Failure to comply may
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
A circuit breaker must be used to isolate the power supply and
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
Ensure that the power supply is cut off before wiring. Failure to
comply may result in electric shock.

Tie the AC drive to ground properly according to the
requirements. Failure to comply may result in electric shock.
WARNING

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terminals and ensure correct wiring. Failure to comply will result
in damage to the AC drive.

Never connect the braking resistor between the DC bus terminals
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
Ensure that all wiring complies with the EMC requirements
and local safety standard. Use wire sizes recommended in the
manual. Failure to comply may result in accidents.

Use a shielded cable for the encoder, and ensure that the
shielding layer is reliably grounded.
Before
power-on
WARNING

Check that the following requirements are met:
–
The voltage class of the power supply is consistent with the
rated voltage class of the AC drive.
–
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are properly connected.
–
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–
The wiring is secured.
Failure to comply will result in damage to the AC drive

Do not perform the voltage resistance test on any part of the AC
drive because such test has been done in the factory. Failure to
comply will result in accidents.
DANGER

Cover the AC drive properly before power-on to prevent electric
shock.

All peripheral devices must be connected properly under the
instructions described in this manual. Failure to comply will
result in accidents.
After
power-on
DANGER

Do not open the AC drive's cover after power-on. Failure to
comply may result in electric shock.

Do not touch any I/O terminal of the AC drive. Failure to comply
may result in electric shock.

The AC drive automatically performs safety detection on the
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touch the U, V, W terminals of the AC drive or wiring terminals
of the motor. Failure to comply may result in electric shock.
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