Kessel Aqualift XL Serie Instructions De Pose Et D'utilisation page 25

The control unit is equipped with a protective circuit to protect the system's electrical components from damage in case of
possible voltage peaks.
This does not protect against lightning.
If such requirements exist, an appropriate protective device must be installed on site.
2.5 Scope of delivery
(A) Tank (polymer) with waste-
water pump and level sensor
(B) Tank (grey iron) with waste-
water pump and level sensor
(1) Installation and operating instructions
(2)
(3) Fixing material
(-) Pipe penetration seal DN100/150 (not illustrated)
010-907
Control unit
Lifting station/Installation and operating instructions 25 / 114