User Guide | Optyma™ control AK-RC 111 single phase
© Danfoss | DCS (vt) | 2020.03 BC309238530328en-000101 | 3
1.0 Introduction
1.1 General
1.2 Product ID codes
1.3 Overall dimension
Main characteristics:
• Cold room temperature displaying and
regulation with decimal point.
• Evaporator temperature with decimal point
displaying from parameter.
• Plant control activation/deactivation.
• Plant alarms signaling (probe error, minimum
and maximum temperature alarm, compressor
protection, door alarm).
• LED indicators and large display illustrate
system status.
• User-friendly keypad.
• Evaporator fans management.
• Manual and automatic defrost (static, through
heaters, through heaters with temperature
control, through cycle reversal).
• Direct or pump-down management and
control of condensing unit up to 2HP.
Applications:
• Complete management of single-phase static
or ventilated refrigeration systems up to 2 HP,
with off-cycle or electrical defrosting and with
direct or pump-down compressor stop.
• Cold room light activation through key on the
panel or through door-switch.
• Direct control of compressor, defrosting
elements, evaporator fans, room light with
outputs directly connectable to the various
units.
• Air recirculation management.
• 2 auxiliary relays with parameter-configured.
• Integrated RS-485 Modbus connection
for Danfoss System Manager or standard
Modbus-RTU network
• Emergency operation in the event of a faulty
probe environment.
• Smart defrost (energy saving).
• Reduced set (night set) from digital input.
• Can be configured for hot or cold applications.
• Configurable digital inputs.
• Control of single-phase evaporator unit only
with refrigerant solenoid enable signal or
remote condensing unit enable signal.
Description:
The AK-RC 111 is a new control panel for cold rooms with a single-phase compressor up to 2HP,
specially designed to provide the user with safety, protection, control and ease of installation.
It allows the user to control all the components on a refrigerating system: compressor, evaporator fans,
defrosting elements, room light and thermostat-holder demisting element.
Controls and manages compressor, defrosting elements, evaporator fans and room light.
2 Aux configurable relays
Differential magnetothermic circuit breaker 16A
Id=300 mA (Id=30 mA on request)
263 mm
96 mm
180 mm
1.4 Identification data
The unit described in this manual has an ID plate on the side showing all the relevant identification
data:
• Name of Manufacturer
• Code of electrical board
• Serial number
• Date
• Power supply
• Rated current
• IP protection rating
Type: AK-RC 111
No: 080Z3220
OPTYMA™ Control
Power supply: 230VAC
MADE IN ITALY
S/N: 080R0100 Date: 09/01/18
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