POWER ELECTRONICS
SD300
MAINTENANCE
87
Ins
pe
ction
s
ite
Inspection
Period
Inspection
method
Criterion
Measurement
instrument
M
onthl
y
1
ye
ar
2
ye
ar
s
A
ll
AMBIENT CONDITIONS
Are the ambient
temperature and
humidity within
specification?
o
Visual check
Temperature: HD
IP20:
-
10~50˚C
(14~122˚F) / HD
IP66: -
10~40˚C
(14~104˚F) / ND:
-
10~40˚C
(14~104˚F).
Humidity: below
95% non-
condensing.
Thermometer,
Hygrometer,
Recorder.
MODULE
Are there any abnormal
noises or oscillations?
o
Visual and
audible.
There are no
anomalies.
POWER VOLTAGE
Are the input and output
voltages normal?
o
Measure voltage
between R/S/T
phases in. the
terminal block.
Values are within
Standard Ratings
(see section 2).
Digital
multimeter
tester
M
ai
n
ci
rc
ui
t
ALL
Megger test (between
input / output terminals
and ground terminal)
o
o
Disconnect drive
and short R/S/T/
U/V/W terminals,
and
then
measure
from
each terminal to
the
ground
terminal using a
Megger.
Above
5MΩ
Megger type
500V
Is there anything loose
in the device?
o
o
Tighten up all
screws.
No anomaly.
Is there any evidence of
parts overheating?
o
o
Visual inspection No anomaly.
Summary of Contents for SD 300 Series
Page 1: ...SD300 GETTING STARTED MANUAL LOW VOLTAGE VARIABLE SPEED DRIVE ...
Page 2: ......
Page 3: ...Variable Speed Drive Getting Started Manual Edition February 2019 SD30IM01GI Rev G ...
Page 159: ...POWER ELECTRONICS SD300 DESCRIPTION OF PROGRAMMING PARAMETERS 157 Power off delay ...
Page 174: ...SD300 POWER ELECTRONICS 172 DESCRIPTION OF PROGRAMMING PARAMETERS TI configuration ...
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