Riello P 140 T/G - Electrical Wiring Factory-Set

21
20035784
GB
Electrical system
6.3 Electrical wiring factory-set
Key (Fig. 21 - Fig. 22)
CMV - Motor contactor
CO - Commutator
FR - Photocell
h1,2,3 - 1., 2., 3. stage hourconters
L1,2,3 - 1., 2., 3. stage lamps
L4 - Lock-out motor lamp
MB - Burner terminal strip
MV - Fan motor
RT - Thermal relay
TA - Ignition transformer
TB - Burner ground (earth) connection
VS - Safety solenoid valve
V1,2,3 - 1., 2., 3. stage solenoid valves
D2567
P 140-200-300 T/G
Direct motor starting
Fig. 21
P 300-450 T/G
Star-delta motor starting
D2569
Fig. 22