Fresh Air Boxes – ALB EC
Installation and Operating Instructions
21
EN
Wiring diagram SS-1309
■
P
o
w
er supply
■
Inspection s
witch with
a contact gap of at least
3 mm (to be placed on
site)
■
Control panel
■
Supply air f
an (inter
nal)
■
Electr
ical heater
(inter
nal)
■
T outdoor air
■
Fire contact
■
Boost contact
■
T supply air
ALB EC 200 EH:
5x1.5 mm²,
,
400
V~
12.5 / 12.5 / 1 A
ALB EC 250 EH:
5x1.5 mm²,
,
400
V~
12.5 / 12.5 / 1.9 A
L1
L2
L2
PE
N
N
L
T1
T2
T3
T4
T5
T6
T7
T8
+24DC
0-10V CO2
0
0-10V RH
0
Boost
S
E
Supply fan
Dr
y contacts
Modb
us
0
COM
BA
NC
NO
Alarm
Fire alarm
KTY
KTY
15-24V~
/ 24V=
A1
GND
~
~
+-
A2
GND
EXT
KWL-CO2 Ar
t.
Nr
.
4272
■
KWL-V
OC Ar
t.
Nr
.
4274
KWL-FTF Ar
t.
Nr
.
4273
KWL-FTF
or
KWL-CO2/V
OC
M
L
1 x 5.0 kW
4
3
A1
A2
Reset
■
T room (optional)
KTY
L3
N
L3
N
L1
5
6
GND
ADJ (0-10V)
L
■
Extr
act air f
an (e
xter
nal)
M
PE
N
2 x
T2.5 A
max.
10m
max.
20m
Pulser
max.
20m
max.
20m
max.
20m
BK
BL
88°C
120°C
E
■
Pressostat dif
férentiel DDS
DDS
DDS
P
3
2 NO
COM
85499 074 SS-1309 29.04.19
ALB EC 200/250 EH
Accessory components
