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7.4 Electrical connection
• Only allow the electrical connection to be made by an electrician approved by the local
• Observe the installation and operating instructions of the switchgear and the accesso-
• The current type and voltage of the mains connection must correspond to the specifica-
• Mains side fuse protection:
• Earth the system according to regulations.
• Lay the connecting cable in accordance with the applicable standards/regulations and the
• It is urgently recommended to use a residual-current-operated protection switch ≤ 30 mA
• The switchgear and alarm must be installed in dry rooms which are overflow-proof. The
• Make sure that the separate supply of the alarm switchgear matches the name plate data.
• For three-phase versions, apply a clockwise rotating field.
• When connecting, the technical connection conditions of the local electricity supply com-
7.4.1 Mains connection
7.4.2 Alarm signal connection
• Permitted minimum: 12 V DC, 10 mA
• Permitted maximum: 250 V AC, 1 A
• Switch of the unit at the main switch!
• Open the cover of the switchgear.
• Remove the protective cover from the threaded cable connection.
• Feed the cable through the screwed connection and connect to the potential-free alarm
• After the cable has been connected for the alarm signal, seal the cover of the switchgear
• Switch on the unit at the main switch.
Installation and operating instructions Liftson L
DANGER! Risk of fatal injury!
Improper electrical connections can lead to fatal electrical shocks.
electricity supplier and in accordance with the local regulations in force.
ries.
tions on the name plate.
• Liftson L-V-208/...T4:
max. 16 A, slow-blow
• Liftson L-2V-208/...T4:
max. 25 A, slow-blow
NOTE: To increase operating safety, it is essential that a circuit breaker (which disconnects
all power leads) with K characteristic is used.
prescribed wire connection.
according to the valid local regulations.
national regulations are to be observed when positioning.
Connect the alarm switchgear.
panies are to be observed.
The mains is connected to the terminals of the main switch in the EC-Drain LS switchgear.
Observe the installation and operating instructions for the switchgear!
The Liftson L unit is factory equipped with an acoustic signal transmitter in the switchgear.
An external alarm switchgear, a horn or flashing light can be connected via a potential-free
contact (SSM) in the switchgear.
Contact load:
Connection of the external alarm signal
DANGER! Risk of fatal injury!
When working on the open switchgear, there is a danger of electric shock from touch-
ing the live components.
The work may only be carried out by skilled personnel.
To connect the alarm signal, switch the device so it is voltage-free and secure it against
being switched on again without authorisation.
Observe the installation and operating instructions of the EC-Drain LS switchgear.
contact according to the wiring diagram.
and tighten the threaded cable connection.
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