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0006160227_201702
A1
EQUIPMENT
B1
PHOTORESISTOR / IONISATION ELECTRODE / UV
PHOTOCELL
F1
THERMAL RELAY
FU1÷4 FUSES
H0
EXTERNAL LOCK INDICATOR LIGHT/ AUXILIARY
HEATING ELEMENT OPERATION LAMP
H1
OPERATION INDICATOR LIGHT
H2
“LOCK-OUT INDICATOR LIGHT“
H7
FAN MOTOR THERMAL SWITCH RELAY LOCK-OUT
LAMP
KL
LINE CONTACTOR
KD
“TRIANGLE CONTACTOR“
KE
EXTERNAL CONTACTOR
KY
STAR CONTACTOR
KT
TIMER
MV
FAN MOTOR
N1
ELECTRONIC REGULATOR
PA
AIR PRESSURE SWITCH
Pm
“MINIMUM PRESSURE SWITCH“
PM
MAXIMUM PRESSURE SWITCH
S1
START/STOP SWITCH
S2
RELEASE BUTTON
S24 SWITCH ON/OFF
SG
MAIN SWITCH
TA
IGNITION TRANSFORMER
TC
BOILER THERMOSTAT
TS
SAFETY THERMOSTAT
X1
BURNER TERMINAL BOARD
X16 SERVICE PORT
Y8
GAS SERVO MOTOR
Y10 AIR SERVOMOTOR
YP
MAIN SOLENOID VALVE
YS
SAFETY SOLENOID VALVE
BU
BLUE
GNYE GREEN / YELLOW
BN
BROWN
BK
BLACK
BK* BLACK CONNECTOR WITH OVERPRINT
L1 - L2- L3 Phases
N - Neutral
Ground
** Upon request
* For calibration only
Minimum ionisation current 1.4 μA
Summary of Contents for TBG 2000 ME
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Page 24: ...ITALIANO 22 26 0006160227_201702 SCHEMI ELETTRICI TBG 480 2000 ME ...
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Page 50: ...ENGLISH 22 26 0006160227_201702 WIRING DIAGRAMS TBG 480 2000 ME ...
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