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5.3 Technical data table
Data
Max. heating capacity
Min. heating capacity
Max. fuel delivery
Min. fuel delivery
Electrical protection rating
Power voltage/frequency
Electrical power input
Igniter electric power
Empty weight
Hopper capacity
Hopper content
Pellet dimensions (max. diameter/length)
Combustion chamber negative pressure
5.4 Wiring diagram
B
DO NOT CONNECT "PHASE" OR "NEUTRAL" SIGNALS COMING FROM
THE ELECTRICAL SYSTEM TO THE TERMINAL BLOCK.
ALL CONNECTIONS MUST BE MADE AS SHOWN IN THE WIRING DIA-
GRAM.
INTERFACCIA
UTENTE BIT01.02
FR
1 2 3 4
297
OUT
+15V
GND
Legend
FR
Photoresistance
16
Fan
34
Heating temperature sensor
49
Boiler safety thermostat
218
Pellet safety thermostat
239
Igniter
297
Air pressure transducer
A
electrical power supply
B
Motor auger
C
Request contact
D
Shutdown signal
E
Burner reset
24
EN
Unit
MIKRO P7
MIKRO P12
kW
34.1
55.0
(Q)
kW
13.7
30.0
(Q)
kg/h
7.2
11.6
kg/h
2.9
6.3
IP
X0D
X0D
V/Hz
230/50
230/50
W
100
100
W
300
300
kg
11
13.5
litres
195
323
kg
140
226
mm
6/35
6/35
mbar
-0.2
-0.2
X3
11
10
9
8
7
6
5
4
3
2
1
DBM13
6
fig. 14 - Wiring diagram
cod. 3540T988 - Rev. 01 - 01/2014
X1
1
2
3
4
5
6
7
X7
5
4
3
2
1
X2
239
16
218
MIKRO P7 - P12
3.15 A
L
A
N
L
4
N
B
5
6
7
C
8
E
9
D
10
11
34
12
13
14
49
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