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Technical
information
Ventilation
Specifications for 12V SELV unit
Controller
Voltage Supply
230V 50Hz
Voltage Output
12V 50Hz 20VA
Timer Control (where applicable)
3 – 25 minutes
Fan
Extract Capacity
93m3/hr max
Noise Level
45dB (A)
IP Rating
IPX4
Max Room Temperature
40°C
Double Insulated
Class III SELV
Fitted with Fused Thermal Protection
Yes
Specifications for 150mm/6” fans
150mm/6” wall fans
Voltage Supply
230V 50Hz
Power
28W Max
Timer Control (where applicable)
3 – 25 minutes
Humidistat Timer Control (where applicable)
3 – 50 minutes
Extract Capacity
250m3/hr max
Noise Level
35dB
IP Rating
IPX4
Max Room Temperature
40°C
Double Insulated
Fitted with Fused Thermal Protection
Yes
Humidity Adjustment
50% – 90%
Humidistat variants
Humidity override is primary to any other means of control, i.e. timer or pull cord. This ensures optimum operation at all time.
Installation methods
4” Fans are not
designed for installation
in showers. For this
specification inline fan
should be used. See
diagram 1d
Flexible
Ducting
Fall
Fan
(inside)
Wall
Grille
(outside)
Pull
Switch
(Pull cord
only)
Diagram 1a
Flexible
Ducting
Condensation
Trap
Fan
Rigid
PVC
Ducting
Cowl
Weathering
Slate
Diagram 1b
Flexible
Ducting
Condensation
Trap
Fan
Rigid
PVC
Ducting
Cowl
Weathering
Slate
Diagram 1c
Outside
Wall
Ceiling
Grille
Shower
Cubicle
Fan
Roof
External
Grille
Soffit
Diagram 1d
Wiring diagrams
Diagram 2a
Fan without Timer and Fan with
humidistat/pull cord override
L
L
N
N
Fan
Ceiling or
wall switch
3 amp double pole
switch FCU
Diagram 2b
Fan with Timer
L
1
L
N
N
2
SL
3
Fan
Ceiling or
wall switch
3 amp double pole
switch FCU
L
L
N
N
Fan
Controller
12V-
12V-
230V - 50Hz
Ceiling or
wall switch
12VAC 50Hz
(SELV) Fan
3 amp double pole
switch FCU
Diagram 2c
12V Fan without Timer
L
1
L
N
N
2
SL
3
Ceiling or
wall switch
3 amp double pole
switch FCU
Fan
Controller
12V-
12V-
230V - 50Hz
12VAC 50Hz
(SELV) Fan
Diagram 2d
12V Fan with Timer