Wiring Diagram
C1
Contactor
C1/4
Pole 4 of contactor C1 (open)
C2/C3/C4
Contactor
F1
Fuse
M
Fan motor
R1...R15
Heating element
S1
Toggle switch for 16 kW output
S2
Toggle switch for +16kW output
Volt™ 40
Electric Fan Heater
S3
Toggle switch for +8kW output
TA
Ambient Thermostat
TC
Cooldown thermostat
TO 1
Overheat limit switch (inner)
TO 2
Overheat limit switch (discharge)
TR
Transformer 480V/24 V, AC
X1
Terminal Block
Owner's Manual • Volt™ 40
5