Galletti UTN Series, Technical Manual

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2 3 UT66000806 - 02
U T N
Al l copyi ng, even parti al , of thi s manual is stri ctl y f orbi dden V3
V2
V1
L
N
N
N
RE
V
RM
RM
EX
EX
MICROPROD
PE
1
2
3
4
14 L
15 L
16 N
17 N
IPM
C
V3
V2
V1
V1
V2
V3
C
EXT
L
N
IL
F
230/1/50
RHC RM
RM
MICROPRO
RM
RM
CRHC
MICROPROD
L
N
IL
F
230/1/50
M
1
9
8
7
6
5
4
CN
SA
SW
BU/GY
WH
RD
BK
26
28
25
27
1 0 . 1 1U T N uni ts wi th mi croprocessor remot e cont rol panel M I C R O P R O - D
B K = Bl ack, max imum speed
B U = Bl ue, medi um speed
C N = Fast on connect or
C R H C = Group of cont rol s connect ed to the cent ral ised swi tch
R C H
E X T = Ext ernal reed cont act for the aut omat ic swi tch ON and
OFF af the uni t ( not suppl ied)
F = Prot ect ion f use ( not suppl ied)
I L = Mai ns swi tch (not suppl ied)
M I C R O P R O D = Wal l mount ed mi cr opr ocessor cont rol panel
R C H = Remot e swi tch for the cent ral ized cool ing / heat ing mode
sel ect ion ( not suppl ied)
R D = Red, mi ni mum speed
S A = Room t emper at ur e pr obe for aut omat ic fan speed
sel ect ion
S W = Wat er t emper at ur e pr obe (opt ion for t he MI CROPROD
cont rol ), for the aut omat ic cool ing/heat ing mode sel ect ion.
W H = Whi te, common.
1 0 W I R I N G D I A G R A M S
Wi ri ng di agr am not es
W A R N I N G! Turn of f the power suppl y bef ore begi nni ng any wi ri ng
connect ions.
The dashed l ines connect ions must be carr ied out by t he i nst al ler.
Each fan-coi l thermal -venti lati ng uni t requi res a swi tch (IL) on the feeder
li ne wi th a di st ance of at l east 3 mm bet ween the openi ng cont act s, and a
sui tabl e safety fuse (F).