Technical Data And Characteristics - Ferroli MACH Instrucciones De Uso

MACH

4. Technical data and characteristics

Legend of figures cap. 4 "Technical data and
characteristics"
a4 Fumes outlet - Ø 200
R1 620 Ohm 1/4W
R (Module 2) 1k3 Ohm 1/4W
R (Module 3) 2k2 Ohm 1/4W
R (Module 4) 3k3 Ohm 1/4W
R (Module 5) 4k3 Ohm 1/4W
R (Module 6) 5k6 Ohm 1/4W
R (Module 7) 7k5 Ohm 1/4W
R (Module 8) 9k1 Ohm 1/4W
RT 120 Ohm 1/4W
F Fuse
7 Gas inlet - DN 40 flanged
10 System flow - DN 65 flanged
11 System return - DN 65 flanged
16 Fan
32 Heating circulating pump
36 Automatic air vent
44 Gas valve
72 Room thermostat (not supplied)
72b Second room thermostat (not supplied)
81 Ignition electrode
95 3-way valve - 2 wires (not supplied)
A = Heating phase
B = Neutral
98 Switch
106 Gas cock
114 Water pressure switch
130 DHW circulating pump (not supplied)
138 External probe (not supplied)
139 Remote timer control (not supplied)
155 Hot water tank temperature probe (not supplied)
179 Non-return valve
186 Return sensor
188 Ignition/Ionization electrode
191 Fumes temperature sensor.
193 Trap
252 3-way drain and shutoff cock
256 Modulating heating circulating pump signal
278 Double sensor (Safety + Heating)
298 Cascade temperature sensor (not supplied)
299 Input 0-10 Vdc
300 Burner lit contact (voltage-free contact)
301 Fault contact (voltage-free contact)
302 Remote reset input (230 Volt)
306 Heating system circulating pump (not supplied)
307 Heating system second circulating pump (not
supplied)
348 3-way valve - 3 wires (not supplied)
A = Heating phase
B = Neutral
C = DHW phase
357 Faulty contact (230 Vac)
374 Aluminum exchanger
375 Silencer
EN
cod. 3541V120 - Rev 00 - 09/2021
343