![Robur K18 Simplygas Скачать руководство пользователя страница 23](http://html.mh-extra.com/html/robur/k18-simplygas/k18-simplygas_installation-manual_1471521023.webp)
Electrical hookup
Installation manual – System controller
23
3
3.4
MIXER/DIVERTER VALVE CONNECTION
3.4.1
Q3 diverter valve connection diagrams for DHW service (if present)
Figure 3�5
Q3 diverter valve connection to CSK18 enclosure terminal block – Case 1 (use of optional code OVLV007 valve)
A
Detail of CSK18 enclosure terminal block
B
Flow from K18
C
DHW coil outlet
D
Heating outlet
E
Fixed phase power
F
Signal (phase present in DHW service)
N
Neutral
Q3 Diverter valve
CASE 1
Valve with power always present;
position controlled by signal (230VAC phase):
no phase: heating
phase: DHW
Figure 3�6
Q3 diverter valve connection to CSK18 enclosure terminal block and RVS21.826 – Case 2
A
Detail of CSK18 enclosure terminal block
B
Flow from K18
C
DHW coil outlet
D
Heating outlet
E
Fixed phase power
F
Signal (phase present in heating service)
G
Orange connector X15 (left edge of
RVS21.826 board)
N
Neutral
Q3 Diverter valve
CASE 2
Valve with power always present;
position controlled by signal (230VAC phase):
no phase: DHW
phase: heating