Danfoss CRCT230HC3, CRCT230HC3A Installation guide
CRCT230HC3 &
CRCT230HC3A
Electronic Heat / Cool thermostat
with auto-changeover
GB
Installation Instructions
User Instructions
GB
Index
Installation Instructions 3-8
User Instructions 9
Installation Instructions
2
3
Installation Instructions
Please note
This product should only be installed by a suitably qualifi ed
electrician or heating installer. The installation must comply
with local Building Regulations and wiring Regulations,
including any competent person requirements that may exist
GB
Product Specifi cation
Thermostat features
Temperature range, heating 5-30°C
Temperature range, cooling 7-32°C at dead-band of 2K
9-34°C at dead-band of 4K
Selectable dead-band 2 or 4K
Manual fan speed selector
Thermostat off/auto & fan on
selector
O
O
Installation Instructions
Power supply 230 Vac ± 15%, 50/60Hz
Relay outputs, heat, cool & fan 3 x SPST, 3(1)A, 10-230 Vac,
Type 1B
Dimensions (mm) 110 wide x 90 high x 40 high
Design standard EN60730-2-9
Rated impulse voltage 2.5Kv
Ball hardness test 75°C
Control pollution situation Degree 2
Temperature accuracy ±1°C
GB
Product overview
The thermostat is primarily designed for use in systems
equipped with 4-pipe fan-coil units. It may also be used in
other heat / cool systems, including split systems and air to
air heat-pumps.
The thermostat controls room temperature by sequencing
the operation of heating and cooling. A selectable deadband prevents overlap of heating and cooling processes. For
systems equipped with compressor derived cooling, including
heat-pumps, a selectable compressor delay timer is also
Installation Instructions
included. If used to control a heat-pump, the reversing valve
can be energisation on either a heat or cool demand.
Installation
• First, remove the wallplate from the back of the unit.
• Ensure that there is a minimum of 50mm above the unit
and 100mm below the unit in order to mount the plug-in
module.
• Fix at a height of
approximately 1.5m
from the fl oor, away
from draughts or heat
sources such a fan-coil
outlets, sunlight or
offi ce equipment.
4
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