Electrical Connection
CAIR
fricostar
®
48
FläktGroup DC-2009-0019-GB 2018-01/R9 • Specifications are subject to alteration without notice
7.2.3 Service switch
If the switch box is assembled separately from the unit, install a lockable service switch
near the access door of the fan chamber.
With a factory-mounted service switch the wiring is run up to the motor or terminal box/
switch box.
7.2.4 Installing and connecting actuator motor
The FläktGroup actuators for regulating exhaust and outside air
rate are mounted on the mixing-air section but are not wired.
Carry out the wiring for power supply only after all unit compo-
nents (multi-section units) have been installed.
•
Install unit components.
•
If the FläktGroup actuators were mounted at the factory (1)
run the prepared and coiled connecting lines (2) for actua-
tors through available cable openings, ensure firm fixation
and connection.
•
If other actuators are used, refer to the relevant documenta-
tion.
Fig. 7-1
7.2.5 Electric air heater
•
Connect electric heater bank as specified in the enclosed documentation and wiring
diagram.
•
Connect safety temperature limiter and monitoring device. A high temperature cut
out is enclosed with the unit.
•
Check high temperature cut out for proper operation.
•
Activate the heater bank only if the minimum air flow required is provided for its
operation.
•
Ensure that the control system activates the fan for a minimum of 3 minutes
following the deactivation of the heater bank.
7.2.6 Additional electrical components
•
Connect additional electrical components in accordance with the relevant provided
documentation and wiring diagrams.
1
2
