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4.2.1 Starting panel
The ancillary line (18 V AC or 24 V DC) is wired to the main switch KG of the blower electric motor starting
panel as indicated in figure 5 :
KG Main switch of starting panel
KV Electric motor starting system The D.O.L. system is indicated in the Fig. 5, but as alternative it can be
used the Star/Delta system, the electronic SOFT-START device or the frequency converter
PT Electric motor protection system The electric motor protection system can be a magneto thermal
switch or an electronic relay
TC Transformer to keep 18 V AC or 24 V DC electric supply
ELECTRIC MOTOR STARTING PANEL
Starting system and ancillary supply
KG FU1 TC FU2
U
1
V
W
KV
PT
2
U Main line KV Starting system FU1 Fuses TC Trasformer FU2 Fuse
V Main line PT Protection system Ground 1 Ancillary line
W Main line M Blower motor 2 Ancillary line
KG Main switch
Fig. 5