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Installation instructions
4.3
ELECTRICAL WIRING DIAGRAM OF AN
ELCO SINGLE PHASE BURNER TO THE
BASIC CONTROL PANEL
J1
J2
18
10
7
6
9
8
12
11
13 14
N
L
5
Q
PE
N
L
~ 50Hz
230V
2
1
3
17
16
15
4
19 20 21
(MAX OUTPUT
CONTACTS 1A)
W4
W7
C
B4
T2
S3
T1 N
L1
B5
T8 T7 T6
B4
T2
S3
T1 N
L1
B5
T8 T7 T6
P
T
T P
T P
T P
HL2
STAB
STS
STR
STL
HLB
SAC
SAB
HLF
FU
6,3 A max
SAL
C
BOILER’S CIRCULATOR
Q
MAIN SWITCH
OPERATION BULB
HLF
FU
FUSE
HLB
BLOCK BULB
SECOND FLAME BULB
HL2
RECIRCULATION SWITCH
SAC
SAL
LINE SWITCH
STR
RECIRCULATION THERMOSTAT
STS
SECURITY THERMOSTAT
STAB
HIGH-LOW FLAME THERMOSTAT
BURNER SWITCH
STL
WORKING THERMOSTAT
SAB
J1
JUMPER FOR BOILER SAFEY
AND EXTERNAL CONTROLS
J2
JUMPER FOR BURNER EXTERNAL CONTROL
BOILER
CONTROL
BOX
BURNER
ELECTRICAL
CONNECTION
ACCESSORY
WIRING
Summary of Contents for ECOMAX 3SC 1000-N
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