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Installation and Operation Manual for Solar Power Inverter M70A EU V1.1 EN 2020-02-20
10 Maintenance
Making preparations for maintenance work - disconnecting the inverter from the grid (AC) and solar modules (DC)
1. To shut o the inverter at the grid, open the load isolating
switch between the inverter and the grid connection point.
Secure the load isolating switch to prevent it from being
switched back on accidentally.
2. Turn both DC isolating switches to the OFF position.
3. Wait at least 60 seconds until the internal capacitors have
discharged.
4. Remove the Allen key from the upper door lock.
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