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Installation and Maintenance TWINFAN CONTROL
Details of alternative supply
wiring to Mains Control
Figure 5.
Three Phase Fans
(1ph power for
control unit
taken from Fan).
IMPORTANT NOTE:
(BELT DRIVE TWINFANS)
A link plug is factory fitted to match this
Twinfan Control to single phase twinfans
Remove this plug to allow
control of belt drive fans
L FL L1 L2 N
H BL RD BK Y RUN FAULT
FAN
FAN UNIT
ICP
LIVE
When using the Twinfan Control with a
belt drive twinfan you must first remove
this link plug which is located on
the circuit board.
Figure 6.
Three Phase fan units
(1ph power for control
taken from independent
source)
Note:
Installation must comply with
electrical regulations as detailed
on page 1
230V power to control
from fan only requires
N & L to be connected
to N & R
230V
Switched Live
Connection
(twinfan operates
when live, remove
link when used)
Link
Link
E
N
L
L
SL
L
FL
L1
230V MAINS CONTROL
RR
RF
230V 1ph 50Hz supply
230V
Switched Live
Connection
(twinfan operates
when live, remove
link when used)
Link
E
N
L
L
SL
230V MAINS CONTROL
4 core
& Earth
Cable
Volt Free Contacts
Rated 230V 5A
(for run indication
if required)
CT-AVI
- Audible / Visual
Indicator
connection
NET
RUN
L2
N
E
H
BL RD BK
Y
4 core
& Earth
Cable
Volt Free Contacts
Rated 230V 5A
(for run indication
if required)
CT-AVI
- Audible / Visual
Indicator
connection
Link
NET
RUN
L
FL
L1
L2
N
E
H
BL RD BK
Y
QUIETWIN FAN Three phase
CONNECTION
BOX IN FAN
E
N
L
R
Y
B
N
L1 L2 L3
3ph 400V 50Hz supply
Volt Free Contacts
Rated 230V 5A
(for fail indication
if required)
FAULT
QUIETWIN FAN Three phase
CONNECTION BOX IN FAN
E
N
L
R
Y
B
N
L1
L2
L3
400V 3 ph 50Hz supply
Volt Free Contacts
Rated 230V 5A
(for fail indication
if required)
FAULT
3
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