
16.3 Periodic Inspection
In addition to daily inspection, periodic inspection of frequency converters is al-
so necessary. The inspection cycle should be less than 6 months. For operation
details, please see table below:
Inspection
category
Inspection item
Inspection criteria
Solution
Power supply Voltage
Specified in nameplate
1P: 200...240 VAC
(-10 % / +10 %)
3P: 380...480 VAC
(-15 % / +10 %)
Power cable
Power cable
No color change or damage
Replace cable
Signal line
Signal line
Replace signal line
Terminal
connection
Crimp terminal
and cable / line
No loose connection
Tighten crimp
and terminal screw
Crimp terminal
and terminal block
Frequency
converter
Visual
appearance
No deformation
Contact with service
Fan
No color change
or deformation
Replace fan
No blockage
or contamination
Eliminate blockage
and clean fan
Cooling system
(radiator, inlet, outlet)
No blockage
or foreign matters
Eliminate blockage
and clear foreign matters
Printed circuit board
No dust or oil contamination
No discoloration or deforma-
tion
Clean printed
circuit board
Electrolytic capacitor
No leakage, color
change, crack or expansion
with safety valve shut down
Replace capacitor (must be
operated by service engi-
neers)
IGBT module
no dust, cotton or oil around
the module
Module without discolora-
tion, bulge or crack
Clear foreign matters or re-
place module
Accessories
Connection
No loose connection
Tighten terminal screw
Cable
No color change or damage Replace cable
Tab. 16-2: Periodic inspection list
VFC 3210
Bosch Rexroth AG
Maintenance
DOK-RCON04-VFC3210****-IT01-EN-P
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Содержание Rexroth VFC 3210
Страница 1: ...Frequency Converter VFC 3210 Operating Instructions R912007862 Edition 01 ...
Страница 18: ...Bosch Rexroth AG VFC 3210 XVI DOK RCON04 VFC3210 IT01 EN P ...
Страница 146: ...Fig 12 23 Stop DC braking Bosch Rexroth AG Functions and Parameters VFC 3210 118 253 DOK RCON04 VFC3210 IT01 EN P ...
Страница 239: ...Fig 15 2 0020 N 03 0025 N 03 VFC 3210 Bosch Rexroth AG Accessories DOK RCON04 VFC3210 IT01 EN P 211 253 ...
Страница 240: ...Fig 15 3 0008 A 05 Fig 15 4 0020 N 05 Bosch Rexroth AG Accessories VFC 3210 212 253 DOK RCON04 VFC3210 IT01 EN P ...
Страница 249: ...Fig 16 3 Assembly of the fan VFC 3210 Bosch Rexroth AG Maintenance DOK RCON04 VFC3210 IT01 EN P 221 253 ...
Страница 280: ...Bosch Rexroth AG VFC 3210 252 253 DOK RCON04 VFC3210 IT01 EN P ...
Страница 281: ...Notes VFC 3210 Bosch Rexroth AG ...