Intergas Combi Compact HRE 24/18 User Manual

Intergas Heating Ltd 50
13 ELECTRICAL CONNECTIONS
13.1 Electrical wiring
A
Earth connections heat-exchanger
F
Fuse (2A T)
P1
CH pump
S3
DHW sensor
B
Spark plug cover
G
Gas valve + ignition unit
S5
Flow sensor DHW
C Boiler controller I Ionisation-/ ignition probe S1 Flow sensor S7 CH water pressure sensor
E Earth connections boiler controller M
Main voltage S2 Return sensor V Fan
3,15 AT
Connector X4
24V=
6-7 On/off room thermostat (0,1A-24Vdc) and/or frost thermostat (remove connection 6-7)
8-9
Outdoor sensor (12k ohm / 25°C)
11-12
OpenTherm thermostat (remove connection 6-7)
Connector X2
230V ~
1-3 Room thermostat 230 AC (1 = Switch live, 3 = Live(fused)
1-3
Frost thermostat 230 AC (1 = Switch live, 3 = Live(fused)
3-6
Power supply (230 V) fan
2-4
Mains (2 = Live (brown), 4 = Neutral (blue))
7-8
CV-pump (8 = Live (brown), 7 = Neutral (blue)
3-5-6
Shut-off valve, floor heating (3 = Live (brown), 5 = Switch (black), 6 = Neutral (blue) (VC4013 Honeywell
230V~)
Connector X5
Computer interface
13.2 NTC resistances
NTC 12kOhm
T [°C]
R[ohm]
T [°C]
R[ohm]
T [°C]
R[ohm]
T [°C]
R[ohm]
-
15
76020
15
18300
45
5522
75
1994
-
10
58880
20
14770
50
4609
80
1707
-
5
45950
25
12000
55
3863
85
1467
0
36130
30
9805
60
3253
90
1266
5
28600
35
8
055
65
2752
95
1096
10
22800
40
6653
70
2337
100
952

Intergas Combi Compact HRE 24/18 Specifications

General

Model	Combi Compact HRE 24/18
Category	Boiler
Efficiency	93%
Weight	32 kg
Boiler Type	Combi
Mounting	Wall Mounted
ERP Rating	A
Max. working pressure	3 bar
Fuel	Natural Gas
Efficiency (%)	93