
VENTILATORE
Motorschutzschalter / Motor
protecon switch / Disjoncteur-
protecteur intégral MV 25
FR
DE UK
indoors. With main contactor and control fuse.
If the temperature permied in the fan’s motor
winding is exceeded, the control circuit is inter-
rupted (“TK” connecon). The main contactor
drops out and disconnects the motor from the
mains. Before restarng, wait unl the motor
and temperature limiter have cooled down .
3 Safety instrucons
●Aer mains failure, the fan motor may start
up automacally. Do not reach into the area
around the fan impeller and do not poke in
objects near the impeller.
●Never use MV 25 in an explosive atmosphere.
Risk of explosion, if explosive gases are
ignited.
●Danger from electric shock, re or short-cir-
cuing when failing to comply with the rel-
evant regulaons for electrical installaons.
Note the rules of safety. Work on live parts is
prohibited. Before staring work on the elec-
trical system, switch o all supply circuits and
secure them against being switched on again.
Fit warning sign. Use a two-pole voltage
detector to ensure the parts are not live.