Chapter 9 Maintenance 93
The inverter has been switched off;
The charging LED lamp in the inverter is off.
Use a volt-meter to test the voltage between terminals P(+) and P(-)
and the voltage should be below 36V.
Attention
!
Before check and maintenance, please confirm the following items first.
Otherwise, there is the hazard of electric shock:
9.1 Daily Maintenance
Daily maintenance is required when using the drive so as to ensure the good
operating environment. Besides, the daily operating data, parameter settings,
parameter modification, etc. should be recorded, and filed.
Through daily maintenance and checking, various abnormal phenomena and
the reasons for them can be found in time so as to eliminate the potential
faults, ensure the normal operation of the drive and prolong the drive's life.
Refer to Table 9-1 for daily checking items.
Table 9-1 Table of Routine Check Cues
Check guide
Check items Period Check method
Criteria for judgment
1) Temperature,
humidity
2) Dust, water and
drip
3) Gas
Anytime
1)Thermometer,
humidiometer
2) Visual inspection;
measurement
3) Visual inspection
1)<40
℃
. Remove the top cover
if above 40
℃
2) Be careful of dripping
3) No abnormal smell
1) Vibration heat
2)Noise
Anytime
1) Touching
2) Hearing
1) Stable vibration, proper
ventilation and temperature
2) Whether there is abnormal
noise
1) Heat
2) Noise
Anytime
1) Touching
2) Hearing
1) Whether the temperature is
normal.
2) Whether the noise is even.
1) Output current
2) Output voltage
3) Internal
temperature
Anytime
1) Voltmeter
2) Ammeter
3) Thermometer
1),2) Within the specified range.
3) Temperature rise less than
35
℃
TD3200 Variable Speed Drive for Elevator Door Control User Manual
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