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Installation and Operating Instructions
Type
Potentiometer
supply in V/mA
(sustained
short-cir-
cuit-proof)
RDW EC 180
VDW EC 180
RDW EC 200
VDW EC 200
RDW EC 225 A
10 V / 5 mA
VDW EC 225 A
RDW EC 225 B
VDW EC 225 B
RDW EC 250
VDW EC 250
RDW EC 315
10 V / 6 mA
VDW EC 315
RDW EC 355
VDW EC 355
RDW EC 400
10 V / 6 mA
VDW EC 400
RDW EC 450
VDW EC 450
RDD EC 315
VDD EC 315
RDD EC 355
VDD EC 355
10 V / 6 mA
RDD EC 400
VDD EC 400
RDD EC 450 A
VDD EC 450 A
RDD EC 450 B
VDD EC 450 B
RDD EC 500 A
VDD EC 500 A
RDD EC 500 B
10 V / 6 mA
VDD EC 500 B
RDD EC 560
VDD EC 560
RDD EC 630
VDD EC 630
Roof fans – RD/VD EC
6�4 Technical data for control inputs
Control/set-
Relay output
point input in
V/A (load)
0-10 V/0,1 mA
x
(Ri=100 kΩ)
NCC
0-10 V/0,1 mA
250 V AC/
(Ri=100 kΩ)
4 A cos1
NCC
0-10 V/0,07 mA
250 V AC/
(Ri=160 kΩ)
4 A cos1
Changeover
0-10 V/0,1 mA
contact
(Ri=100 kΩ)
24 V AC /1 A
30 V DC /1 A
Changeover
0-10 V/0,15 mA
contact
(Ri=65 kΩ)
24 V AC /1 A
30 V DC /1 A
Number of fans with
PU/A
PU/A
from the 10 V
from the 10 V
fan supply
fan supply
10 V EUR EC
w/o PU/A LED
with PU/A LED
37
No
47
No
67
No
47
No
31
No
21
EUR EC
ETR / EDR
ETR / EDR
from the
from the
with exter-
10 V
nal power
supply
fan supply
supply unit
(NG24)
100
No
100
100 (possible
100
3
via EC)
100 (possible
100
4
via EC)
100 (possible
100
3
via EC)
66 (possible
66
2
via EC)
EN
SU/A-3 10
from the
10 V fan
supply
35
45
64
45
30
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