2. EPH Controls
  3. CR32_PURF

EPH Controls CR32_PURF Product information

  • Hello! I've reviewed the wiring diagram for the EPH Controls CR3PRUF, CR322PURF, and CR328PURF 3 Channel Wireless Pack. This document provides detailed instructions on connecting the various components, including the wireless programmer, motorized valves, room thermostats, and wiring center. I'm ready to answer your questions about the wiring process and other aspects of the system detailed in this document.
  • What components are included in the wireless pack?
    What should I check before wiring?
    What are some potential requirements for wiring?
CR3PRUF / CR322PURF / CR328PURF
3 Channel Wireless Pack Wiring Diagram
Page 1 of 1
Components:
1 x 3 Zone Wireless Programmer
2 x 2 Port Motorised Valves
2 x Wireless Room Thermostat
1 x Wiring Centre
EPH Controls Ireland
[email protected] www.ephcontrols.com
EPH Controls UK
[email protected] www.ephcontrols.co.uk
20220908_CR32_PURF_WD_PK
SPUR FUSED @ 3A R37-RF
Programmer
WIRING CENTRE
PUMP
BOILER
N L
12 4
NL
1 2
1 4 2 6 7
5 63 4 7 8
ON
Z1
ON
Z3Z2
ON
6
3
9
5
3
9
5
1
BROWN
BLUE
ORANGE
GREY
EARTH
HEATING VALVE (ZV2)
HEATING VALVE (ZV1)
7
1
BROWN
BLUE
ORANGE
GREY
EARTH
N
L
1
3
9
N
L
1
3
9
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
123456789101112
N N L L
Z1
ON
Z2
ON
230V TO
BOILER
& PUMP
BLUE
CORE
ZV1-ZV3
ORANGE
CORE
ZV1-ZV3
BROWN
CORE
ZV2
BROWN
CORE
ZV1
GREY
CORE OF
VALVES
RFR
Room Thermostat (1)
RFR
Room Thermostat (2)
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