CONNECTION DIAGRAM
Y1
Y2
Y3
fan motor
Ignition
transformer
Safety chain
GDW min.
GDW VPS
Air pressure
switch
Caution!
The names Y1, Y2 and Y3 refer to the MPA slots.
MPA5111
• V1 to Y2 (with VPS)
• V1 to Y3 (without VPS)
• V2 to Y3
• Valves controlled together with Y3
• Supplementary valve to Y1
F1 is necessary only if there is no incorporated internal fuse
variable
TWI
Display
16 / 30
0006081265_201212
Operation
Fault
Instrumentation
Network ~ (AC) 230V
50/60 Hz
Power regulator
230V Remote
reset
Fuse
Ventilation
Ionisation
1,2µA