89
EN-US
469
Throttle connected to wrong poles
Cause: Throttle connections IND1 and IND2 incorrect
Remedy: Properly connect throttle connections
Cause: Measurement circuit error in power stage set
Remedy: Replace power stage set
Cause: L and N reversed in the connection area
Remedy: Check AC cabling
473
Error while allocating an AC phase to the power stage set
Cause: One-time occurrence
Remedy: Remedied automatically
Cause: Incorrect DIP switch position on the power stage set
Remedy: Check dip switch on the power stage set
Cause: No AC power supply to the power stage set
Remedy: Check AC fuse in the power stage set
Cause: Faulty ribbon cable connection between the power stage set and the Snow-
ball PC board
Remedy: Check ribbon cable and replace if necessary
474
100 kohm solar module grounding measurement detected an error between the DC+ or
DC- to the ground
Cause: Insulation fault in solar module
Remedy: Check lines and solar modules
Cause: 100 kohm module grounding defective
Remedy: Check and, if necessary, replace the 100 kohm module grounding
Cause: Measurement error in power stage set
Remedy: Replace power stage set
Service class 5 Messages of this class generally do not prevent the feed-in mode of the inverter. They will
be displayed until the message is acknowledged by pressing a key on the inverter (during
this period, the inverter continues feed-in mode).
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