EPH Controls CR22_P Product information

Brand
EPH Controls
Model
CR22_P
Type
Product information
CR221P / CR222P / CR228P
S Plan Hardwired Pack Wiring Diagram
Page 1 of 1
Components:
1 x 2 Channel Programmer
2 x 2 Port Motorised Valve
1 x Pipe / Cylinder Thermostat
1 x Room Thermostat
1 x Wiring Centre
SPUR FUSED @ 3A R27-HW
Programmer
WIRING CENTRE
PUMP
BOILER
N L
12 4
HOT WATER VALVE (ZV1)WRP
CM2 HEATING VALVE (ZV2)
N L 1 2
1 2 4 6 8
3 4
HW
ON
HTG
ON
Pipe / Cylinder Thermostat
Room Thermostat
7
3
5
10
1
BROWN
BLUE
ORANGE
GREY
EARTH
9
3
5
10
1
BROWN
BLUE
ORANGE
GREY
EARTH
N
L
1
3
10
1
CCOM
N/O
6
7
1
2
1COM
N/O
8
9
N
L
1
3
10
123456789101112
HW
ON
N N L L
HTG
ON
CYL
STAT
N/O
CYL
STAT
COM
ROOM
STAT
N/O
GREY
CORE OF
VALVES
ROOM
STAT
COM
230V TO
BOILER
& PUMP
BLUE
CORE
ZV1& ZV2
ORANGE
CORE
ZV1& ZV2
BROWN
CORE
ZV1
BROWN
CORE
ZV2
CAUTION!
Consult the boiler installation
instructions before wiring!
Boiler manufacturers wiring schematics may vary:
A permanent power supply may be required
An overrun function may be required
A volt-free signal from the motorised valves
limit switches may be required
EPH Controls Ireland
[email protected] www.ephcontrols.com
EPH Controls UK
[email protected] www.ephcontrols.co.uk
20220916_C00P-2_2901_WD_PK
  • Page 1 1

EPH Controls CR22_P Product information

Brand
EPH Controls
Model
CR22_P
Type
Product information
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