SONNIGER GUARDPRO 150W Operación Y Mantenimiento página 7

Operation and Maintenance Documentation of air curtains GUARD PRO v202301
Also, the DOORSTOP door contact switch can be installed; it turns off the GUARD PRO curtain when the door is being closed
and the moment the door is being opened the GUARD PRO curtain starts operating accordingly to the parameters set in the
control panel of the device.
Fan wiring description
U1 high speed – brown
U2 middle speed – grey
U3 low speed – red
N neutral – blue
PE protection - yellow/green

After a year of operation check the electrical connections and if needed tighten the wire connections to eliminate
potential sparkling.
7.1.
CONNECTION SCHEME FOR GUARD PRO TYPE W (WATER EXCHANGER), TYPE C (AMBIENT) WITH PANEL
COMFORT (ONLY 1 UNIT FOR COMOFORT PANEL)
Power supply cables not included
7.2.
CONNECTION SCHEME FOR GUARD PRO TYPE E (ELECTRIC HEATER) WITH PANEL COMFORT (ONLY 1 UNIT
FOR COMOFORT PANEL)
Power supply cables not included
NOTICE!