ECFWER6
Microprocessor controller for fan coils
4PW17551-1B
Installation and operation manual
12
Table below lists the maximum current of the whole
range of units.
Dimensions of EPIMSA6 or EPIA6 are shown in figure 8.
Additional information is to be found in the EPIMSA6 and
EPIA6 installation manual.
See figure 5 for installation example.
W
IRING
DIAGRAMS
Once the configuration of the controller has been chosen
amongst those listed in the section "Possible
configurations" on page 7, combine the table on page 8
with the table at the very end of this manual to find the
wiring diagram indicated for the desired solution. The
wiring diagrams can also be found at the end of this
manual.
Each unit requires a switch (IL) on the power supply line
with a distance of at least 3 mm between the opening
contacts, and a suitable safety fuse (F).
Wiring parts table
Neglecting the absolute requirement to install
an additional interface (EPIA6 or EPIMSA6) to
units with a current consumption greater than
1 A may cause fire or other damage to the
equipment.
FWL, FWM, FWV
FWB
FWD
01
0.16 A
—
—
02
0.21 A
0.56 A
—
03
0.27 A
0.56 A
—
04
0.39 A
0.56 A
0.95 A
05
—
1.10 A
—
06
0.38 A
1.10 A
1.58 A
07
—
1.10 A
—
08
0.80 A
1.40 A
1.97 A
09
—
1.40 A
—
10
1.12 A
1.40 A
1.97 A
12
—
—
3.21 A
16
—
—
5.37 A
18
—
—
5.37 A
≤
1 A
Master/Slave function is possible by installing the EPIMSA6
>1 A
EPIMSA6 or EPIA6 must be installed
>3 A
EPIA6 must be installed
V1 ......... Minimum speed
V2 ......... Medium speed
V3 ......... Maximum speed
L............ Phase
PE ......... Earth
N ........... Neutral
RE......... Electric heater
V ........... Valve
RM ........ Remote control
EX ......... Auxiliary contact
SW ........ Water probe
SA ......... Air probe
BK ......... Black (maximum speed)
BU......... Blue (medium speed)
RD......... Red (minimum speed)
WH........ White (common)
BR......... Brown
GNYE.... Green/yellow
BL ......... Clear blue
F............ Fuse (field supply)
IL........... Line switch (field supply)
CN......... Wire terminal
RHC ...... Remote cooling/heating selector switch
(230 V to contact = cooling;
open contact = heating) (field supply)
1B_I+OM_4PW17551-1B.book Page 12 Wednesday, October 5, 2005 9:18 AM
