Galletti CSW Series, Technical Manual

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12 WC66000067-REV.00
All copying, even partial, of this manual is strictly forbidden
CSW
For each unit provide a mains circuit breaker (IL), with opening
contacts separated by at least 3 mm and an adequate protection
fuse (F).
Connect the power cables to terminal box connectors in accordance with
the wiring diagrams and tighten firmly.
Make the electrical connections with the power supply disconnected, in
accordance with current safety regulations.
All the wiring must be done by qualified personnel.
Power inputs are shown on the rating labels on the units.
In the next pages you can find the following wiring diagrams:
diagram 1 CSW and CSWDF wiring diagrams
diagram 2 CSW with MICROPROD control panel, SW probe and VK valve
diagram 3 CSWDF with MICROPROD control panel, SW probe and VK
valves
diagram 4 CSW with MICROPROD control panel, SW probe, VK valve and
KP power interface to control up to 4 units with 1 control panel.
diagram 5 CSWDF with MICROPROD control panel, SW probe, VK valves
and KP power interface to control up to 4 units with 1 control
panel.
21
CSW 136-186-246
CSWDF 136 - 246
CSW 249-369-489
CSWDF 249 - 489
10 WIRING DIAGRAMS
The control panel can be reached by opening the grille and removing the metal covers as shown in the picture below.
The following abbreviations are used in the wiring diagrams:
FS Condensate drainage pump float
DP Condensate drainage pump
M Fan motor
TM Drain pump timer
CN Connector
CSW water cassette, 2 pipe system
CSWDF water cassette, 4 pipe system
VHC 3-way motor driven valve, 4 connections
KVHC valve relay (not supplied)
MICROPROD wall-mounted control panel
SW water temperature probe
EXT external auxiliary contact
F protection fuse
IL main switch
RHC remote manual summer/winter selecting switch
KP power interface
KVH hot water valve relay (not supplied)
KVC cold water valve relay (not supplied)
VC cold water valve
VH hot water valve