5
4. Control Guide and Connections
Fig. 6: CH06CPi & CH09i/12i/15i Connections
Fig. 5: CH06CSi Connections
4.1 Controls
All commercial fan heaters are supplied with a remote
switch that provides the following functions: On/Off,
Fan, Fan Boost, and Heat.
CH06CSi/CPi:
The unit is designed to provide 2 levels of heat
CH09i/12i/15i:
The unit is designed to provide 3 levels of heat.
The remote control box houses 4 single pole switches
to give the functions listed below figure 4.
4.2
Con-
trolling Multiple Heaters
One control unit can control up to 10 heaters, and
can control a combination of models.
When controlling more than one heater via one
controller,
connections to the terminals 2, 3, 4 & 5
must be connected via isolator switch.
In the
master heater the 3A fuse (near terminal 4) protecting
wiring of the switch circuit must be replaced by a fuse
with suitable rating. For controlling up to 2 heaters
–
3A
, up to 4 heaters
– 5A
, up to 10 heaters -
13A
.
For more connection details see figures 5 and 6 for
the CH06CSi and CH06CPi/CH09i/12i/15i models
respectively. The wiring diagram for controlling multi-
ple heaters is located on page 10.
Fig. 4: Control Unit Switches (Front View)
1
2
3
4
Model No
Heat I
Heat II
Heat III
CH06CSi
3kW
6kW
N/A
CH06CPi
3kW
6kW
N/A
CH09i
3kW
6kW
9kW
CH12i
4kW
8kW
12kW
CH15i
5kW
10kW
15kW
Power Output
CH06CS/CP Control Functions
On/Off
(Switch 1)
Runs fan at a fixed speed, no heat output.
Fan Boost
(Switch 1 + 2)
Runs fan at maximum speed, no heat
output.
Heat I
(Switch 3 or 4)
Activates half heat setting*
Heat II
(Switch 3 + 4)
Activates full heat setting*
CH09/12/15 Control Functions
On/Off
(Switch 1)
Runs fan at a fixed speed, no heat output.
Fan Boost
(Switch 1 + 2)
Runs fan at maximum speed, no heat
output.
Heat I
(Switch 3)
Activates 1/3 heat setting*
Heat II
(Switch 4)
Activates 2/3 heat setting*
Heat III
(Switch 3 + 4)
Activates full heat setting*
* Intelligent Fan Control enabled. See section 3 for
details
