SMA SMC 7000HV Installation - Manual (Page 27)

SMA Solar Technology AG Electrical Connection
Installation Manual SMC70HV11-IA-IEN112970 27
9. Tighten the lock nut firmly to the cable gland.
10. Close the cable gland tightly on the enclosure opening.
11. Tighten the enclosure lid with all screws and the
corresponding conical spring washers in the
sequence depicted on the right (torque: 6 Nm).
The toothing of the conical spring washers must
point toward the enclosure lid.
The scope of delivery of the inverter includes
another spare screw and conical spring washer.
☑ The inverter is now connected to the power distribution grid (AC).
DANGER!
Danger to life due to enclosure lid carrying voltage!
The grounding of the enclosure lid is ensured by the conical spring washers.
• Fasten the conical spring washers for all 6 screws with the toothing facing toward the
enclosure lid.
DANGER!
Danger to life due to high voltages in the inverter!
• Do not switch on the miniature circuit-breaker until the PV array has been connected
and the inverter is securely closed.