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Operating and
installation instructions

Edition EN - N12

Read the instructions prior to performing any task!

RVS 50 DC, RVS 80 DC, RVS 130 DC, RVS 180 DC

REMKO RVS series
Chiller

Содержание RVS 130 DC

Страница 1: ...Operating and installation instructions Edition EN N12 Read the instructions prior to performing any task RVS 50 DC RVS 80 DC RVS 130 DC RVS 180 DC REMKO RVS series Chiller ...

Страница 2: ......

Страница 3: ... errors or misprints Safety notes 4 Environmental protection and recycling 4 Guarantee 4 Transportation and packaging 5 Unit description 5 Cooling cycle 6 Service limits 7 Operation 8 18 Installation instructions for qualified personnel 19 Installation 20 25 Care and maintenance 26 Shutdown 26 Electrical wiring 27 28 Electrical drawings 29 32 Leak testing 33 Before commissioning 33 34 Commissionin...

Страница 4: ... components may not be operated in areas where there is an increased risk of damage Observe the minimum clearances The electrical power supply is to be adapted to the requirements of the units The operational safety of the units and components is only assured if they are fully assembled and used as intended Safety devices may not be modified or bypassed Do not operate units or components if there ...

Страница 5: ...tor where the circuit begins again A return temperature dependent seamless controller which ensures the unit s operation and all of the safety functions is used Intended use Depending on the model and the unit the units are only intended to be used as a chiller for the cooling of the operating medium water or a water glycol mixture within a closed medium cycle Any different or additional use is a ...

Страница 6: ...7 8 9 2 2 2 7 Legend 1 Compressor 2 Schrader valve 3 High pressure switch 4 4 way changeover valve 5 Low pressure switch 6 Tube bundle heat exchanger 7 Filter dryer 8 Electronic expansion valve 9 Fin condenser REMKO series RVS 6 ...

Страница 7: ...in its respective operational limits These are shown in the following diagram Further information on this can likewise be found in the technical data Service limits 5 0 5 10 15 20 25 Wassereintrittstemperatur 30 20 15 10 5 0 10 15 20 25 30 35 Umgebungstemperatur 25 30 35 40 45 50 55 Wassereintrittstemperatur 5 40 45 50 A 60 55 25 20 15 10 5 0 10 15 20 25 30 35 Umgebungstemperatur 5 40 45 50 A 55 2...

Страница 8: ...es scrolled through with the down arrow key Clock key The clock key is used to set up and execute timer functions Display control unit The controller of the chiller is to be operated with the touch pad which is located right on the unit in a housing protected from splashed water To open the housing press the PRESS button on the right hand side of the housing After operating the controller close th...

Страница 9: ...digital display shows the water outlet temperature Water inlet Appears when the digital display shows the water inlet temperature Malfunction Is displayed if there is a fault present Temperature C Appears when the digital display shows the a temperature in C Temperature F Appears when the digital display shows the a temperature in F Setting Is displayed if the value is set Seconds Appears when the...

Страница 10: ... the start screen The display flashes Now the setpoint can be changed in steps of 0 5 with the same keys Once the desired temperature is set confirm the input with the key The value set will be saved and you are returned to the start screen If there is no activity for 20 seconds during the set up process the system automatically returns to the start screen without changing any of the settings In o...

Страница 11: ...key and the minute display starts to flash The minutes can now be adjusted with the and keys Confirm again by briefly pressing the key The settings are saved and you are returned to the start screen If there is no activity for 20 seconds during the set up process the system automatically returns to the start screen without changing any of the settings In order to cancel the adjustment process pres...

Страница 12: ...d timer program OFF 2 Switch off point for the second timer program Use the key to confirm your selection The display for the hours starts to flash The hours can now be adjusted with the and keys Confirm the hours with the key and the minute display starts to flash The minutes can now be adjusted with the and keys Confirm again by briefly pressing the key and the settings are saved To exit the tim...

Страница 13: ...point ON1 ON2 is reached the system activates autonomously It then carries out the operation with the settings before deactivating again If the system is activated and the time set for a switch off point OFF1 OFF2 is reached the system de activates autonomously 13 ...

Страница 14: ... first timer program OFF 1 Switch off point for the first timer program ON 2 Switch on point for the second timer program OFF 2 Switch off point for the second timer program Use the key to confirm your selection The display for the hours starts to flash The switch on or switch off point can now be deleted with a brief press of the key If the switch on or switch off point has been successfully dele...

Страница 15: ...ly pressing the key If there is no activity for 10 seconds the display automatically returns to the fault display If the fault is rectified the controller will detect this and the fault display will disappear automatically If a major fault arises 3 times within a 30 minute period the fault message must be manually reset after the cause of the fault has been successfully removed A listing and defin...

Страница 16: ... U08 High pressure U09 Throttle setting ID Designation U10 Current compressor frequency U11 Required compressor frequency U12 Suction gas overheating U13 Heat gas overheating U14 Current fan speed U15 Not used U16 Not used U17 Driver status Defrosting operation In heating mode condensate forms on the finned heat exchanger and this can freeze under certain conditions and thus have an insulating eff...

Страница 17: ... temperature difference or the suction pressure is higher than the anti freeze protection low pressure parameter The anti freeze protection temperature is set to 4 C at the factory If glycol is used it is possible to change the parameters to operate at lower temperatures depending on the glycol concentration The table below can be helpful for this Adjustment is only possible after password input F...

Страница 18: ...he next level down A password will be required for this Now enter the password with the and keys and confirm with the key Press the key again on the next and next again windows Select the C01 parameter with the and keys and confirm the selection with the key The value can now be adapted to the glycol concentration with the help of the and keys A short press of the key saves the setting REMKO serie...

Страница 19: ...e acoustic reflection from surrounding units To avoid the transmission of vibrations to the installation site the units must be installed on vibration absorbing material or on vibration decoupled foundations In doing so make sure that the lines are also vibration decoupled If the installation site must fulfil special sound emission requirements these must be realised on site when appropriate adjus...

Страница 20: ...er are complied with Any infringement of these stipulated clearances can result in a functional impairment of the unit operation Disassembly of the transport pallets The units are supplied with transport pallets for the purpose of transportation Remove these before installation Transport packaging Transport pallet 4 Ensure that structure borne sound is not transferred to parts of the building 5 Co...

Страница 21: ...ng If necessary take measures to provide sufficient shade responsibility of customer This could be a small roof However the discharging warm air flow must not be affected by the measures Wind If the unit is being installed inwindy areas ensure that the warm outlet air is discharged in the prevailing wind direction If this is not possible it may be necessary to install a windbreak on site Figure 3 ...

Страница 22: ...low volume Valves for hydronic balancing The calculated individual pressure losses in the pipeline network layout for each individual unit are adjusted to the entire system with valves for hydronic balancing to be provided on site The nominal flow rates for the medium adjust to the necessary values as a consequence of the pressure loss The display should be able to be shut off Temperature sensors ...

Страница 23: ...itting to other system components Compensators Shut off valve Compensator Static fasten ing Unit connection Air bleeding valves The unit has manual air bleeding valves The unit can be bled here after the system has been filled Automatic bleeding valves must also be installed at the highest point in the collector line Dirt trap A rinsable dirt trap must be installed upstream from the unit intake Th...

Страница 24: ...r part of the housing and condensate tray is also to be kept frost free in order to ensure permanent draining of the condensate If necessary fit a pipe heater Following installation check that the condensate drain is unobstructed and ensure that the line is permanently leak tight Safe drainage in the event of leakages Local regulations or environmental laws for example the German Water Resource Ac...

Страница 25: ...rrying out the work Medium storage tank The units have integrated high efficiency components which adapt the cooling capacity of the unit to the respective load situation in accordance with the internal controller logic This prevents cycled operation of the compressor which can be caused through too little water in the complete system As a result the use of a medium storage tank is not absolutely ...

Страница 26: ...ducts Clean the fins on the unit prior to long shutdown periods Maintenance leak testing We recommend that you take out a maintenance contract with an annual service from an appropriate specialist firm The legally stipulated maintenance intervals are defined in EC ordinance no 517 2014 of the European Council Type of task Checks Maintenance Inspection Commis sioning Monthly Half yearly Yearly Gene...

Страница 27: ...allation when connecting to existing system components whether the unit s supply line is adequately dimensioned for the unit s rated power consumption The connection of the units must always be carried out with adequately dimensioned low resistance earth conductors and if necessary carried out several times especially with plastic pipes When installing the units on flat roofs lightning protection ...

Страница 28: ...n and the unit is switched to cooling mode snowflake via the setting in the controller display the unit operates in cooling mode General alarm signal ALARM 230V The connection of a general alarm signal for example for signalling or for further processing to a building control system is possible as standard equipment 230V is output here There is no voltage present at this contact during normal unit...

Страница 29: ... A GND 12V B W U V AC L AC N L2 L1 CN708 CN604 CN607 L2 L1 A C N A C L U V W Y G 485 A3 4 BLU CN1 L CN4 N GND L 30 4 N FM1 黄绿 485A1 12V 485B1 YEL WHT BLK 4 B A A B CH CH CH N 26 17 230V 50Hz 30 YEL WHT BLK P02 P01 P00 CN1 ACL OUT ACN OUT CN2 ACL IN ACN IN Filterplatine A C N L N A C N A C L 17 18 N 19 20 220V Electric heat relay coil 220V Alarm out 17 20 20 17 20 Relaisspule der elektrische n Zus...

Страница 30: ... W U V AC L AC N L2 L1 CN708 CN604 CN607 L2 L1 A C N A C L U V W Y G 485 A3 4 BLU CN1 L CN4 N GND L 30 4 N FM1 黄绿 485A1 12V 485B1 YEL WHT BLK 4 B A A B CH CH CH N 26 17 230V 50Hz 30 YEL WHT BLK P02 P01 P00 CN1 ACL OUT ACN OUT CN2 ACL IN ACN IN A C N L N A C N A C L 17 18 N 19 20 220V Electric heat relay coil 220V Alarm out 17 20 20 17 20 Relaisspule der elektrischen Zusatzheizu ng Electric he at ...

Страница 31: ...A A B CH CH CH N 13 16 230V 50Hz 30 YEL WHT BLK 16 K1 K1 L4 COMP U V W U V W N A GND 12V B P1 W U V P2 PE ACN ACL L1 L2 CN614 CN617 CN618 CN604 CN608 CN607 P1 P2 L4 N U V W P1 FM2 C N4 FU 3 15A L N N 1 3 2 4 5 6 7 8 01 H C L PH N N N N N N N L out N out N in L in PTC L4 L N N L L N P2 L N N 1 3 2 4 5 6 7 8 02 N N N MTS N 17 18 N 19 20 220V Electric heat relay coil 220V Alarm out 13 16 N N L t 50K ...

Страница 32: ...BLU 4 30 YEL WHT BLK N D CN IN C N613 U V W COMP U V W R S T DCP IN CN614 DCN OUT CN615 DCP OUT CN617 B A GND 12V CN602 GND CN605 5V J P601 39K 1 3 2 4 5 6 7 8 02 RED BLK WHT 39K 16 13 14 N 9 15 16 220V Electric heat relay coil 220V Alarm out 17 CN1 L N GND L1 30 4 N L1 FM1 485A1 12V 485B1 YEL WHT BLK FM2 CN4 N FU 1A L1 L2 L3 N1 K2 K2 N 4V CH CH CH H C PH L1 L1 N N N WHT 3 4 5 6 3 EEV 5 CN3 CN4 CN...

Страница 33: ...ssure increases by approx 10 kPa 0 1bar per metre difference in altitude geodetic altitude The value measured at the highest point is identified as the non circulating pressure The position of the unit in the system is decisive in the calculation of the unit s preliminary pressure pressure of the manometer on the unit installed by the customer The pressure must be set to at least 70 kPa 0 7 bar Bl...

Страница 34: ...s nominal flow rate Checking the cooling circuit Checking the cooling circuit for adequate oil refrigerant Checking the cooling circuit for leak tightness Diaphragm expansion vessel The preliminary pressure for the diaphragm expansion vessel must be adjusted individually to the system layout the volume of the medium and the installation site If necessary change the installation site For this the m...

Страница 35: ...fficient a fault shut off will be carried out and the cooling cycle will not be enabled 6 Measure and record all the required values in the commissioning report and check the safety functions 7 Check the unit control system using the functions described in the Operation chapter Functional test for Heating mode 1 Switch the power supply on 2 Open all shut off valves if necessary 3 The voltage suppl...

Страница 36: ...posal of operating medium and defective components Repairs carried out properly and permanently with original spare parts and connecting materials appropriate to the task Long lasting leak testing with the maximum occurring pressure Functional check of safety components Proper filling with pure operating medium Electrical components Repairs on electrical components and parts are to be carried out ...

Страница 37: ...ce Connections of the probe cable Replace defective probe Renew connections PP1 Low pressure probe fault Check Probe resistance Connections of the probe cable Replace defective probe Renew connections PP2 High pressure probe fault Check Probe resistance Connections of the probe cable Replace defective probe Renew connections E01 High pressure switch high pressure alarm In cooling mode Finned heat ...

Страница 38: ...ble power supply on the supply line Replace inverter board E22 23 Overflow protection Check Current consumption of the complete system Restart system E24 DC bus overvoltage protection triggered Check Voltage at R S T on the inverter board max 500V Voltage between DCP IN and DCN IN on the inverter board max 800V Establish stable power supply on the supply line Replace inverter board E25 Inverter bo...

Страница 39: ...communications fault Replace inverter board E38 PFC communications fault Replace inverter board E39 Supply voltage check Check Voltage on the supply line Establish stable power supply on the supply line Replace inverter board E40 EEPROM error Check Correct seating of the EEPROM Correct the seating of the EEPROM Replace inverter board E41 Faulty compressor start up voltage Check Voltage between U V...

Страница 40: ... 25 03 11 23 84 10 22 72 9 21 65 8 20 64 7 19 68 6 18 77 Resistance table Temperature C Resistance kΩ 5 17 91 4 17 10 3 16 32 2 15 59 1 14 89 0 14 23 1 13 60 2 13 01 3 12 44 4 11 90 5 11 39 6 10 90 7 10 44 8 10 00 9 9 58 10 9 18 11 8 80 12 8 44 13 8 09 14 7 76 15 7 45 16 7 15 17 6 87 18 6 59 19 6 33 Temperature C Resistance kΩ 20 6 09 21 5 85 22 5 62 23 5 40 24 5 20 25 5 00 26 4 81 27 4 63 28 4 46...

Страница 41: ...Dimensions Unit dimensions RVS 50 DC RVS 80 DC RVS 130 DC RVS 180 DC 41 ...

Страница 42: ...1 3 4 5 6 9 0 Elec current consumption max 4 A 9 2 18 0 27 0 14 0 Electr rated power consumption Cooling 1 kW 1 3 2 3 4 5 5 5 Electr rated current consumption Cooling 1 A 5 6 10 4 20 7 9 5 Electr starting current max A Not applicable as the unit starts with min frequency Operating medium Water max 35 ethylene glycol max 35 propylene glycol Operating pressure medium max kPa 600 Nominal flow rate me...

Страница 43: ...43 ...

Страница 44: ...0 5232 606 260 E mail info remko de URL www remko de REMKO GmbH Co KG Klima und Wärmetechnik Im Seelenkamp 12 32791 Lage Hotline within Germany 49 0 5232 606 0 Hotline International 49 0 5232 606 130 We reserve the right to make technical changes and provide no guarantee as to the accuracy of this data ...

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