3
BROWN
A
B
C
1
2
3
4
5
6
BROWN
BLUE
A
B
C
1
2
3
4
5
6
N
HPA2
Switched Live to
boiler & pump
control circuit
MAINS
Fused 3 Amp.
TP75
A
B
C
1
2
3
4
5
6
N
ZONE CONTROL
BOILER
&
PUMP
N
MAINS
Fused 3 Amp.
N
TP75
A
B
C
1
2
3
4
5
6
DIRECT BURNER CONTROL
COMBI BOILER CONTROL
MAINS
Fused 3 Amp.
OUTPUT INPUT
L N
Combi Boiler
Terminals
A
B
C
1
2
3
4
5
6
TP75
HEATING SYSTEM CONTROL (HEATSHARE)
N
L
1
2
3
4
BOILER
&
PUMP
N
MAINS
Fused 3 Amp.
N
TS15 or TS75 (DHW)
TP75 (A)
MAINS
Fused 3 Amp.
N
ORANGE
BROWN/WHITE
GREY
BLUE
HSA3
HEATING SYSTEM CONTROL (HEATPLAN)
MAINS
Fused 3
Amp.
N
L
1
2
3
4
TP75 (A)
TS15 or TS75 (DHW)
N
GREY
N
MAINS
Fused 3 Amp.
HPA2
DHW
HPA2
HTG
BLUE
ORANGE
N
ORANGE
GREY
↑
↓
3
2
1
L
ATC
ATC
3
2
1
L
BOILER
&
PUMP
N
L
Remote Sensor
connections,
if used.
Remote Sensor
connections, if used.
Remote Sensor
connections, if used.
Remote Sensor
connections,
if used.
Remote Sensor
connections,
if used.
TP75
A
B
C
1
2
3
4
5
6
N
ZONE CONTROL with ABN-NC Actuator
Remote Sensor
connections,
if used.
N
Switched Live
Output
Live Input
2 port Valve
A B C 1 2 3 4 5 6
Live
Input
On Off
Heating
ELECTRONICS
INTERNAL WIRING
TYPICAL CONTROL
CIRCUITS
The use of Danfoss Randall Control
Packs with WB12 wiring centre is
recommended.
Cut out terminal to terminal wiring
details for HEATSHARE (HSP) and
HEATPLAN (HPP) PACKS above and
use with the WB12.
Insert for cover of WB12
Wiring Centre. Cut-out and
place over pillars in cover.
$
HEATSHARE
SYSTEM
L N
L N
L N
L N
L N
RTS
Remote
Telesw.
if Fitted
TS2
Remote
Sensor
if Fitted
TP75
Remote Devices
COM
On Off
A
B C
1
2
3
4
5
6
2
8
TS75 or TS15
Off
On
N L
1
2
3 4
6
9
10
11
11
12
10
5
ATC
COM
N
/
C
N
/
O
CALL
SAT
1
2
3
1
2
3
4
5
6
7
8
9
10
11
12
N
L
N
L
MAINS
FUSED
3A
1
2 3
WIRING CONNECTIONS FOR
TP75 WITH A TS75 HSP or TS15 HSP
Heatshare Control Pack
4
5
6
7
PERM.
L
SW.
L
N
BOILER
PUMP
IF
REQUIRED
BLUE
BRN/WH.
GREY
ORANGE
1
8
10 12
HEATSHARE
ACTUATOR
IF BOILER DOES NOT HAVE PUMP TERMINALS, CONNECT PUMP
TO 7 (L), 6 (N) & 5 ( ) ON WB12.
TP75B connections A B
TP75AB connections C 1
