Bosch Rexroth VT-HNC100 3X/S Series Operating Instructions Manual page 9

RE 30159-B/12.14 | VT-HNC100...3X/S...
• Troubleshoot system components as follows:
– Switched inductivities DC: Antiparallel free-wheeling diode over actua-
tor winding.
– Switched inductivities AC: Type-related R/C combination over actuator winding.
– Electric motors: R/C combination from each motor winding to earth.
– Frequency converter: Input filter in the voltage supply of the FU.
Motor control lines shielded and laid separately from other lines and/or output
filter for motor lines.
Extensive contact of the FU housing with the control cabinet back wall.
During commissioning
• Let the product acclimate itself for several hours before commissioning, as
otherwise water may condense in the housing.
• Make sure that all electrical connections are either used or covered. Commis-
sion the product only if it is installed completely.
During operation
• Only authorized staff is allowed to operate the setting mechanisms of the
components or parts, under the proviso that the hydraulic system is used as
intended.
• Only persons who have been authorized by the operator may be granted access
to the direct operating sector. This also applies during any standstill of the system.
• In case of emergency, failure or in case of other irregularities switch off the
system and secure it against re-start.
Disposal
• Dispose of the product in accordance with the national regulations in your country.
Bosch Rexroth AG 9/24
General safety instructions