Remco KWP Eco Series Operating And Installation Instructions
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Remco KWP Eco Series Operating And Installation Instructions

Chillers with heat pump function
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Assembly and operating instructions
REMKO KWP Eco series
Chillers with heat pump function
KWP 460 Eco - 2460 Eco
0297-2022-05 Edition 2, en_GB
Read the instructions prior to performing any task!

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Summary of Contents for Remco KWP Eco Series

  • Page 1 Assembly and operating instructions REMKO KWP Eco series Chillers with heat pump function KWP 460 Eco - 2460 Eco 0297-2022-05 Edition 2, en_GB Read the instructions prior to performing any task!
  • Page 2 Read these operating instructions carefully before commis- sioning / using this device! These instructions are an integral part of the system and must always be kept near or on the device. Subject to modifications; No liability accepted for errors or mis- prints! Installation and operating instructions (translation of the orig- inal)

  • Page 3: Table Of Contents

    Table of contents Safety and usage instructions......................4 1.1 General safety notes........................4 1.2 Identification of notes........................4 1.3 Personnel qualifications........................4 1.4 Dangers of failure to observe the safety notes................4 1.5 Safety-conscious working....................... 4 1.6 Safety notes for the operator......................5 1.7 Safety notes for installation, maintenance and inspection..............

  • Page 4: Safety And Usage Instructions

    REMKO KWP Eco series Safety and usage instructions CAUTION! This combination of symbol and signal word 1.1 General safety notes warns of a potentially hazardous situation, which if not avoided may cause injury or mate- Carefully read the operating manual before com- rial and environmental damage.

  • Page 5: Safety Notes For The Operator

    1.6 Safety notes for the operator The units and components must be kept at an adequate distance from flammable, explosive, The operational safety of the units and compo- combustible, abrasive and dirty areas or nents is only assured providing they are used as atmospheres.

  • Page 6: Transport And Packaging

    REMKO KWP Eco series 1.11 Transport and packaging The devices are supplied in a sturdy shipping con- tainer. Please check the equipment immediately upon delivery and note any damage or missing parts on the delivery and inform the shipper and your contractual partner.

  • Page 7: Technical Data

    Technical data 2.1 Unit data Unit data KWP 460-600 Eco Series 460 Eco 520 Eco 600 Eco Air-cooled chiller for external installation Operating mode in high-efficiency design for cooling and heating 46.4 51.7 60.3 Cooling capacity SEER Annual room cooling efficiency ŋ Heating capacity 50.5 56.6...
  • Page 8 REMKO KWP Eco series Series 460 Eco 520 Eco 600 Eco Pressure loss, indoor 58.7 57.1 58.0 Medium connection, inlet Inches 1 1/2 Medium connection, outlet Inches 1 1/2 Dimensions See drawings Height Width See drawings Depth See drawings Weight...
  • Page 9 Unit data KWP 790-1120 Eco Series 790 Eco 900 Eco 1030 Eco 1120 Eco Air-cooled chiller for external installation in high-effi- Operating mode ciency design for cooling and heating 78.5 90.1 102.7 112.1 Cooling capacity SEER Annual room cooling efficiency ŋ Heating capacity 89.4 101.6...
  • Page 10 REMKO KWP Eco series Series 790 Eco 900 Eco 1030 Eco 1120 Eco Medium connection, outlet Inches 2 1/2 Dimensions See drawings Height Width See drawings Depth See drawings Weight 1090 1091 1199 Standard colour similar to RAL 9018 Air intake temperature TK 35 °C, medium inlet 12 °C, medium outlet 7 °C, 0% glycol concentration Air intake temperature TK 7 °C, medium inlet 40 °C, medium outlet 45 °C, 0% glycol concentration...
  • Page 11 Unit data KWP 1220-1480 Eco Series 1220 Eco 1310 Eco 1400 Eco 1480 Eco Air-cooled chiller for external installation in high-effi- Operating mode ciency design for cooling and heating 122.1 130.5 139.7 148.3 Cooling capacity SEER Annual room cooling efficiency ŋ Heating capacity 135.0 145.8...
  • Page 12 REMKO KWP Eco series Series 1220 Eco 1310 Eco 1400 Eco 1480 Eco Medium connection, outlet Inches DN 80 Dimensions See drawings Height Width See drawings Depth See drawings Weight 1369 1383 Standard colour similar to RAL 9018 Air intake temperature TK 35 °C, medium inlet 12 °C, medium outlet 7 °C, 0% glycol concentration Air intake temperature TK 7 °C, medium inlet 40 °C, medium outlet 45 °C, 0% glycol concentration...
  • Page 13 Unit data KWP 1700-2460 Eco Series 1700 Eco 1960 Eco 2220 Eco 2460 Eco Air-cooled chiller for external installation in high-effi- Operating mode ciency design for cooling and heating 169.9 196.2 222.7 246.1 Cooling capacity SEER Annual room cooling efficiency ŋ Heating capacity 181.7 211.7...
  • Page 14 REMKO KWP Eco series Series 1700 Eco 1960 Eco 2220 Eco 2460 Eco Medium connection, outlet Inches DN 80 Dimensions See drawings Height Width See drawings Depth See drawings Weight 1650 1772 1889 1910 Standard colour similar to RAL 9018 Air intake temperature TK 35 °C, medium inlet 12 °C, medium outlet 7 °C, 0% glycol concentration...
  • Page 15 Chiller with standard pump Series 460 Eco 520 Eco 600 Eco Nominal pump pressure, max. 153.1 145.0 168.5 Equipment pressure, available 94.4 86.3 112.6 Power consumption, pump Current consumption, pump Weight, pump 12.2 Series 790 Eco 900 Eco 1030 Eco 1120 Eco Nominal pump pressure, max.
  • Page 16 REMKO KWP Eco series Chiller with high pressure pump Series 460 Eco 520 Eco 600 Eco Nominal pump pressure, max. 222.1 207.7 267.8 Equipment pressure, available 163.4 149.0 211.9 Power consumption, pump Current consumption, pump Weight, pump 12.4 17.0 Series...
  • Page 17 Chiller with high-performance pump Series 460 Eco 520 Eco 600 Eco Nominal pump pressure, max. 311.0 298.6 325.4 Equipment pressure, available 252.3 239.9 269.5 Power consumption, pump Current consumption, pump Weight, pump 18.1 16.8 Series 790 Eco 900 Eco 1030 Eco 1120 Eco Nominal pump pressure, max.
  • Page 18 REMKO KWP Eco series Sound data Series 460 Eco 520 Eco 600 Eco dB(A) 53.3 53.6 54.7 Sound pressure level in standard version dB(A) 49.5 49.8 50.9 Sound pressure level with low-noise kit Sound pressure level with super-low-noise kit dB(A) 46.9...
  • Page 19 Sound data (continued) Series 1220 Eco 1310 Eco 1400 Eco 1480 Eco Sound pressure level dB(A) 58.4 59.4 59.6 59.7 in standard version Sound pressure level dB(A) 54.6 55.6 55.8 55.9 with low-noise kit Sound pressure level dB(A) 52.0 53.0 53.2 53.4 with super-low-noise kit...
  • Page 20 REMKO KWP Eco series Chiller with soft start Series 460 Eco 520 Eco 600 Eco El. starting current, max. 200.2 152.3 168.5 El. starting current, max. with soft start 111.5 96.0 109.5 Series 790 Eco 900 Eco 1030 Eco 1120 Eco El.
  • Page 21 Chiller with storage tank Series 460 Eco 520 Eco 600 Eco Reservoir volume Litres 200.0 Weight (additional) 123.0 Series 790 Eco 900 Eco 1030 Eco 1120 Eco Reservoir volume Litres Weight (additional) 208.0 213.0 Series 1220 Eco 1310 Eco 1400 Eco 1480 Eco Reservoir volume Litres...

  • Page 22: Usable Limits

    REMKO KWP Eco series 2.2 Usable limits For trouble-free unit operation and compliance with the legal warranty conditions, it is essential that the unit is be used within its respective usage limits. These are shown in the following diagram. Further information on this can likewise be found in the technical data.

  • Page 23: Unit Dimensions

    2.3 Unit dimensions KWP 460-600 Eco without storage tank 2345 2045 1200 1100 1350 R1 - R4 1350 1010 4 x M10 1100 Fig. 3: Dimensions of KWP 460-600 Eco without storage tank (all measurements in mm) KWP 460-600 Eco with storage tank 2345 2045 1700...
  • Page 24 REMKO KWP Eco series KWP 790-1120 Eco without storage tank 2345 2045 1100 2150 1155 2420 R1 - R6 6 x M12 2420 1012 1155 Fig. 5: Dimensions of KWP 790-1120 Eco without storage tank (all measurements in mm) KWP 790-1120 Eco with storage tank...
  • Page 25 KWP 1220-1480 Eco without storage tank 2020 1720 1100 3515 1260 1155 1455 3635 252.5 1485 1485 252.5 42.5 R1 - R6 1015 6 x M12 42.5 Fig. 7: Dimensions of KWP 1220-1480 Eco without storage tank (all measurements in mm) KWP 1220-1480 Eco with storage tank 2020 1720...
  • Page 26 REMKO KWP Eco series KWP 1700-2460 Eco without storage tank 2020 1720 4415 1100 1260 397.5 1190 1200 1190 397.5 4375 4535 252.5 1290 1290 1290 252.5 42.5 R1 - R8 1015 8 x M12 42.5 Fig. 9: Dimensions of KWP 1700-2460 Eco without storage tank (all measurements in mm)

  • Page 27: Design And Function

    3.1 Unit description The hydraulic circuit can be configured as required for each application. In the case of units without The KWP Eco series units are air-cooled chillers hydraulic components, neither a medium storage for outdoor installation. The cooling circuit built into...

  • Page 28: Necessary System Components

    REMKO KWP Eco series 3.2 Necessary system components Fig. 11: Necessary system components 1: Expansion pipe coupling 6: Pressure gauge 2: Safety valve 7: Bleeder 3: Shut-off valve 8: Diaphragm expansion vessel 4: Valve for hydronic balancing 9: Dirt trap...

  • Page 29: Hydraulic Unit Construction

    3.3 Hydraulic unit construction The hydraulic diagrams sketched below serve as a planning aid and to illustrate a possible system layout. All the components shown outside the chiller and the hydraulics to be provided by the customer must be planned and designed by the planner or the specialist company carrying out the work. bauseitige Hydraulik 1: Hydraulics provided by the customer Configuration:...

  • Page 30: Operation Of The Controller

    REMKO KWP Eco series Operation of the con- “Information” display troller Enables access to information level in order to call up further sensor values and operating conditions. “Outlet” display Displays the medium temperature measured at the return flow. 10/04/20 08:29 “Inlet”...
  • Page 31 Operating states The unit has four adjustable operating states: On/Off Unit Off: The unit is in standby mode. The safety equip- Unit ment is still active. Auto: Automatic switching between heating and Cooling only cooling. This operating state is intended for units with heat pump function.
  • Page 32 REMKO KWP Eco series Setpoint return temperature sensor Two different values can be set for the return flow temperature: Nominal setpoint: The setpoint for normal opera- tion Thermoreg. Unit Energy Save setpoint: The setpoint for the Heat pump temperature energy-saving mode...
  • Page 33 The controller stores up to 50 malfunctions. If all 50 spaces are occupied, the oldest malfunction alarm is deleted and overwritten. 12:22 19/02/18 Unit:01 The error memory can be called up as follows: Outside T: - --- C ° System T: 1 9.5 C °...

  • Page 34: Installation Instructions For Qualified Personnel

    REMKO KWP Eco series Installation instructions Check the contents of the packaging for com- pleteness and check the unit for visible trans- for qualified personnel port damage. Report any damage immediately to your contractual partner and the shipping Important notes prior to installation company.
  • Page 35 Selecting the installation location Minimum clearances The unit is designed for horizontal installation on a The following illustrations indicate the minimum base in outdoor areas. The installation site must be clearances for trouble-free operation of the equip- level, flat and firm. The unit should also be secured ment.

  • Page 36: Installation

    REMKO KWP Eco series Installation Set-up The hermetically closed system of the refrigeration Unit installation circuit contains a flammable refrigerant of safety class A2L. Perform the unit installation as follows: Install the vibration dampers (accessories) under the unit / medium storage tank (acces- sories).
  • Page 37 Connection of the medium piping Medium piping For servicing purposes, connections must be Medium piping can be made of copper, steel or plastic. To minimise pressure losses, only stream- equipped with shut-off valves. lined fittings should be used. Additional automatic bleed valves are to be provided in the supply and return flow at the When designing the layout, the large medium flow installation’s highest point.
  • Page 38 REMKO KWP Eco series The toxicologically harmless propylene glycol should be used if there is a risk that the medium can come into contact with drinking water or food stuffs. To inhibit the explosive effects, a proportion of 38% is necessary as a rule.
  • Page 39 Open the window “c. Thermal regulation”. Service menu d.Working hours e.BMS config f.Service settings Service menu Thermoreg. Gfc16 Thermoreg. Gfc41 Antifreeze prevent Primary cir.antifreeze Threshold: 6,0° alarm setp.: °C Differential: 4.0°C Select the submenu “f. Service setting”. Primary cir.antifreeze alarm diff.: 3.0°C Set the frost protection alarm value.
  • Page 40 REMKO KWP Eco series Dirt trap Shut-off valves A rinsable dirt trap must be installed upstream from As a rule, in cold water systems, shut-off valves the unit intake. Shut-off valves should be installed with full admission should be used. For the pur-...

  • Page 41: Condensate Drainage Connection And Safe Drainage

    Condensate drainage connection and safe drainage Condensate drainage connection If the temperature falls below the dew point, con- densation may form on individual components and can be collected and drained off. Taking the water resources act into account, it is necessary to check locally whether a condensate tray with oil separator is to be installed under the unit.

  • Page 42: Electrical Wiring

    REMKO KWP Eco series Electrical wiring Carry out the following electrical connections: Connection to the power supply. 8.1 General connection Possible enabling contact for the set mode or and safety instructions standby. Possible operating mode contact for cooling or heating mode (units with HP function).
  • Page 43 Electrical wiring - cable reel If the chiller is operated autonomously and without the use of external control components or connection to a building management system, only a power supply for the unit must be provided. The planning, design and execution of the type of cable/wiring and its cross-section depends on local factors such as the type of installation, ambient temperature, installation arrangement and others.

  • Page 44: Unit Connection

    REMKO KWP Eco series 8.2 Unit connection Proceed as follows to establish the connection: Open the control box covers by removing the fixing screws and lifting off the covers. Feed the voltage-free cable through the glands into the switch cabinet. Depending on...

  • Page 45: Electrical Components

    Leak testing 8.3 Electrical components Electrical components and safety equipment The leak test is carried out after the connection has been made. Pressure switch cooling cycle HP and LP Flush the system twice with tap water. There is a high pressure switch (HP) in the hot gas Clean the sieve insert on the dirt trap.

  • Page 46: Before Commissioning

    REMKO KWP Eco series Before commissioning The position of the unit in the system is decisive in the calculation of the unit's preliminary pressure Rinsing the system (pressure of the manometer on the unit installed by the customer). The pressure must be set to at least Due to the factory test run of the chiller, there may 70 kPa (0.7 bar).
  • Page 47 Bleeding the system Electrical checks Air may still be in the pipe lines after the leak Checking electrical connections for correct testing. This is carried during operation of the phase sequencing. circulation pump to the automatic bleeding Function check of the cooling mode / heating valves or to the cold water drain.

  • Page 48: Commissioning

    REMKO KWP Eco series Commissioning The delivery of the unit from the factory takes NOTICE! place with standard parameterisation of the output control. If necessary during commis- Commissioning should only be performed by sioning a system-specific parameterisation specially trained personnel and documented must be carried out by authorised personnel.

  • Page 49: Shutdown

    Shutdown Temporary shutdown Shut down the indoor units using the remote control. Switch the unit off via the internal controller in the chiller (or using the remote control). Check the percentage concentration of glycol. Check the unit for visible signs of damage and clean it as described in the “Care and maintenance”...

  • Page 50: Troubleshooting And Customer Service

    REMKO KWP Eco series Troubleshooting and customer service The unit and components are manufactured using state-of-the-art production methods and tested several times to verify that they function correctly. However, if malfunctions should occur, please check the functions as detailed in the list below. For systems with an indoor unit and outdoor unit, refer to the chapter "Trouble- shooting and customer service"...
  • Page 51 Malfunction Possible causes Checks Remedial measures Drop formation at connec- Leakage of the joint Seal the joint. tion points of the pipeline. Medium outlet Uninsulated cables or com- Attach or repair the insula- Condensate formation ponents, defective insula- tion. tion.

  • Page 52: Care And Maintenance

    REMKO KWP Eco series Care and maintenance Clean the fins on the unit prior to long shut- down periods. Regular care and observation of some basic points will ensure trouble-free operation and a long Maintenance service life. It is recommended that you take out a mainte- nance contract with a yearly service from an appropriate specialist firm.

  • Page 53: Index

    Index Malfunctions Checks ......50 Air bleeding valves ..... . 40 Possible causes .
  • Page 54 REMKO KWP Eco series Valves for hydronic balancing ... 37, 47 Warranty ....... 5...
  • Page 56 REMKO QUALITY WITH SYSTEMS Air-Conditioning | Heating | New Energies Telephone +49 (0) 5232 606-0 REMKO GmbH & Co. KG Hotline within Germany +49 (0) 5232 606-0 Klima- und Wärmetechnik Telefax +49 (0) 5232 606-260 Im Seelenkamp 12 E-mail info@remko.de Hotline International 32791 Lage www.remko.de...

This manual is also suitable for:

Kwp 460 ecoKwp 520 ecoKwp 600 ecoKwp 790 ecoKwp 900 ecoKwp 1030 eco ... Show all

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