KACO Powador XP500-XP550-HV TL - Manual (Page 99)

Operating Instructions Powador XP500/550-HV-TL Page 99
Decommissioning/Dismantling
11 Decommissioning/Dismantling
DANGER
Lethal voltages are still present in the terminals and lines of the inverter even after the
inverter has been switched off and disconnected!
Coming into contact with the lines and terminals in the inverter will cause serious injury
or death.
Only authorised electricians who are approved by the supply grid operator may open,
install and maintain the inverter.
› Always shut down the inverter (in the sequence described below) before dismantling
the unit.
› Do not touch exposed contact connections.
Switch off the inverter
" Switch the main ON/OFF switch to OFF (stop the inverter).
" Switch the power grid switch to OFF (disconnect the inverter from the grid).
" Switch the DC disconnector to OFF (disconnect the inverter from the PV generator).
" Make sure that the inverter is disconnected from all voltage sources.
" Attach locking devices to the circuit breaker of the power grid connection and to the AC and DC
disconnectors.
" Wait at least six minutes before working on the inverter.
Decommission and dismantle the inverter
" Disconnect all terminals and cable fittings.
" Remove all DC and AC leads.
" Disconnect the connections and bus bars between the cabinets.