English
Installation and operating instructions Liftson L
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7.4 Electrical connection
DANGER! Risk of fatal injury!
Improper electrical connections can lead to fatal electrical shocks.
• Only allow the electrical connection to be made by an electrician approved by the local
electricity supplier and in accordance with the local regulations in force.
• Observe the installation and operating instructions of the switchgear and the accesso-
ries.
• The current type and voltage of the mains connection must correspond to the specifica-
tions on the name plate.
• Mains side fuse protection:
• 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.
• Earth the system according to regulations.
• Lay the connecting cable in accordance with the applicable standards/regulations and the
prescribed wire connection.
• It is urgently recommended to use a residual-current-operated protection switch
≤
30 mA
according to the valid local regulations.
• The switchgear and alarm must be installed in dry rooms which are overflow-proof. The
national regulations are to be observed when positioning.
• Make sure that the separate supply of the alarm switchgear matches the name plate data.
Connect the alarm switchgear.
• For three-phase versions, apply a clockwise rotating field.
• When connecting, the technical connection conditions of the local electricity supply com-
panies are to be observed.
7.4.1 Mains connection
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!
7.4.2 Alarm signal connection
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:
• Permitted minimum: 12 V DC, 10 mA
• Permitted maximum: 250 V AC, 1 A
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.
• 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
contact according to the wiring diagram.
• After the cable has been connected for the alarm signal, seal the cover of the switchgear
and tighten the threaded cable connection.
• Switch on the unit at the main switch.
Содержание LIFTSON L
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