background image

Capacity controller for CO2 

mini pack

 

AK-PC 572

 

User Guide

ADAP-KOOL® Refrigeration Control System

Содержание ADAP-KOOL AK-PC 572

Страница 1: ...Capacity controller for CO2 mini pack AK PC 572 User Guide ADAP KOOL Refrigeration Control System...

Страница 2: ...t available This could for example be used as an alarm input If the compressor used is not a Bitzer CRII a solid state output can be used for oil management If heat recovery is not used the AUX3 funct...

Страница 3: ...point Based on the configured reference the controller will permit an offset of up to 8K depending on the other control parameters For example Night time increase Fixed 5 K on the MT circuit only Po o...

Страница 4: ...in the transcritical area Reference It is controlled using variable references An outdoor temperature sensor Sc3 must be installed The sensor must be positioned so that it registers the correct out d...

Страница 5: ...overy has been reached and the DI signal disappears the reference will drop once again though it will do so over the course of a few minutes to prevent abrupt changes in the reference A potential rela...

Страница 6: ...UX2 DI It can then be used as an alarm input AUX2 DO The potential relay output can be freely used for liquid injection DE SH or hot gas dumping AUX3 DI This function shares an input with the heat rec...

Страница 7: ...et capacity in night operation e g 25 but with a minimum of one step In the event of a Pgc error the fan capacity that corresponds to how much compressor capacity is connected will cut in Compressor r...

Страница 8: ...will depend on how the set up is made They will illustrate what is regulated Click on the Right Arrow to view e g the following images When an alarm is sent from the con troller you must advance to t...

Страница 9: ...ined on the pages that follow Start screen upon delivery Set up overview There are 2 ways in which the controller can be set up Select the one that is easiest for you either Wizard or a review of all...

Страница 10: ...read as a of total capacity No of running comp The number of compressors in operation can be read here MC PoMT offset The size of a reference displacement on PoMT required from the system unit suction...

Страница 11: ...under Compressor mode Min 1 m3h Max 20 m3h Fac 1 m3h Comp 2 size Set the nominal compressor capacity for compressor 2 Min 1 m3h Max 20 m3h Fac 1 m3h Comp 3 size Set the nominal compressor capacity fo...

Страница 12: ...lation Yes Regulating is carried out without this compressor and no alarms are generated by it Yes No Fac No Comp 2 The same function for the remaining compressors Suction LT Suction group LT Please s...

Страница 13: ...e should be started with a signal on a DI input here No No function DI only A DI input is reserved When a signal is registered the heat recovery function refer ence will become active DI and DO Choose...

Страница 14: ...you can override the hot gas valve Only if hot gas dump is defined in the AUX section Auto Man on Man off Oil Control Limitation It is only possible to use oil management if the solid state outputs DO...

Страница 15: ...be used for an optional function You can choose between the functions Fan error or Alarm D demand DI AUX2 If level signals are not desired for oil management the DI on the high pressure module input w...

Страница 16: ...clock Date and time Used by weekly plan and alarm function Year month date Hours minutes Network Network Modbus Address Set the address of the controller here if it is connected to a system device vi...

Страница 17: ...e MT circuit Once a signal is received the circuit will cut out 6 Signal from the high pressure switch in the LT circuit Once a signal is received the circuit will cut out 7 Signal from compressor 1 i...

Страница 18: ...tch to Auto when the override is to be completed Auto Man 0 100 Expansion modules Manual control of a connection in the HP module and receiver module During normal regulation the function of the outpu...

Страница 19: ...imit for SdMT discharge temperature has been exceeded 10K below safety limit High disch temp SdMT Critical Comp 1MT High disch temp Safety limit for discharge gas temperature has been exceeded Compres...

Страница 20: ...rsion must be 1 13 or newer Once the display s software version has been checked check the display s settings as follows 1 Hold the Enter key and the X key down for 5 seconds until the Bios menu appea...

Страница 21: ...e HP module 97 for the receiver module The addresses will only be used internally between the three modules If anything has gone wrong the two valve modules will have acti vated the function EXD reset...

Страница 22: ...cation and display must be kept separate from high voltage 230 V electric cables Use separate cable trays Keep a distance between high voltage and signal cables of at least 10 cm Cables longer than 3...

Страница 23: ...10 volts from terminals Com AO1 N AO3 and N AO4 PAY ATTENTION TO THE POLARITY of N AO3 and AO4 are galvanically isolated AO1 is not AI Analog inputs Pressure transmitters 4 pcs AI1 AI4 Temperature sen...

Страница 24: ...rnal display If an external display is connected it must be connected to the controller using a wire with a plug See order Communication will take place via Canbus The Canbus termination must be moved...

Страница 25: ...rting As a result the evaporators will not be filled with fluid that can be led to a compressor when the regulation process restarts This function can be achieved through data communication Alternativ...

Страница 26: ...mm2 multi core Approvals EU Low Voltage Directive and EMC demands re CE marking complied with LVD tested acc EN 60730 1 and EN 60730 2 9 EMC tested acc EN61000 6 2 and 3 UL approval Data Pressure tra...

Страница 27: ...G0320 EXD 316 Valve driver Operation from AK PC 572 24 V 084B8042 MMIGRS2 Display unit With buttons and display 080G0294 Wire for display unit L 1 5 m 1 pcs 080G0075 L 3 m 1 pcs 080G0076 List of liter...

Страница 28: ...forbeholder sig ret til uden forudg ende varsel at foretage ndringer i sine produkter herunder i produkter som allerede er i ordre s fremt dette kan ske uden at ndre allerede aftalte specifikationer...

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