CLIVET SCREWLINE3 MDE-SL3 Series Installation And Operating Manual
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CLIVET SCREWLINE3 MDE-SL3 Series Installation And Operating Manual

Water chiller with remote condenser
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operating manual
SCREWLine³
Water chiller with remote condenser
MDE-SL3 120.1-290.1
M04J40H14-00
06/08/2014

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  • Page 1 Installation and operating manual SCREWLine³ Water chiller with remote condenser MDE-SL3 120.1-290.1 M04J40H14-00 06/08/2014...
  • Page 2 Yours faithfully. CLIVET Spa The data contained in this manual is not binding and may be changed by the manufacturer without prior notice. Reproduction, even is part, is FORBIDDEN © Copyright - CLIVET S.p.A. - Feltre (BL) - Italia...

  • Page 3: Table Of Contents

    Index of contents General description Reception Positioning Refrigeranting connections Water connections Electrical connections Start-up Control Maintenance Alarms - Status Accessories Decommissioning Residual risks Technical information Dimensional drawings M04J40H14-00 MDE-SL3 120.1-290.1...

  • Page 4: General Description

    General description 1.1 Manual The manual provides correct unit installation, use and maintenance. Pay particular attention to: Warning, identifies particularly important operations or information. Prohibited operations that must not be carried out, that compromise the operating of the unit or may cause damage to persons or things. •...
  • Page 5 1.9 User training The installer has to train the user on: • Start-up/shutdown • Set points change • Standby mode • Maintenance • What to do / what not to do in case of breakdown 1.10 Data update Continual product improvements may imply manual data changes. Visit manufacturer web site for updated data.

  • Page 6: Reception

    Reception You have to check before accepting the delivery: • That the unit hasn’t been damaged during transport • That the materials delivered correspond with that indicated on the transport document comparing the data with the identification label positioned on the packaging. In case of damage or anomaly: •...
  • Page 7 2.3 Packaging removing Be careful not to damage the unit. Keep packing material out of children’s reach it may be dangerous. Recycle and dispose of the packaging material in conformity with local regulations. M04J40H14-00 MDE-SL3 120.1-290.1...

  • Page 8: Positioning

    Positioning During positioning consider these elements: • Technical spaces requested by the unit • Electrical connections • Water connections 3.1 Functional spaces During positioning consider these elements: • Technical spaces requested by the unit • Electrical connections • Water connections 3.2 Positioning Units are designed to be installed: •...

  • Page 9: Refrigeranting Connections

    Refrigeranting connections The sizing of the refrigerating connection lines is of extreme importance for the system operating and reliability. The diameter of the connection between the two units is function of distances, differences in level and curve number; it has so to be calculated by a qualified technician.

  • Page 10: Checking For Leaks

    4.3 Supply line In horizontal sections Inclination with the gas flow to aid the movement of the oil. (0.5% inclination). WARNING the discharge temperature can reach values of 80/100°C. Appropriate insulation is required if there is contact with the exterior.This is to avoid accidental contacts by unqualified personnel.

  • Page 11: Refrigerant Charge

    4.6 Vacuum operations Make sure that all the service outlets are closed with proper caps; if caps are not present a leak of refrigerant can be possible. With the cocks of the motor condenser closed, drain the system. Using a gauge group, connect the vacuum pump on both connections of the cocks, make sure that the solenoid valve or any intermediate cocks are open, proceed with the vacuum.

  • Page 12: Water Connections

    Water connections 5.1 Water quality Water features • confirming to local regulations • total hardness < 14°fr • within the limits indicated by table The water quality must be checked by qualified personnel. Water with inadequate characteristics can cause: • pressure drop increase •...

  • Page 13: Operation Sequence

    5.5 Operation sequence Close all drain valves in the low points of the unit hydraulic circuit: • Heat exchangers • Pumps • collectors • storage tank • free-cooling coil Carefully wash the system with clean water: fill and drain the system several times. Apply additives to prevent corrosion, fouling, formation of mud and algae.
  • Page 14 5.9 Flow Switch The flow switch must be present to ensure shutdown of the unit if water is not circulating. It has to be installed in a duct rectilinear part, not in proximity of curves that cause turbulences. A. minimum distance MDE-SL3 120.1-290.1 M04J40H14-00...

  • Page 15: Electrical Connections

    Electrical connections The characteristics of the electrical lines must be determined by qualified electrica personnel able to design electrical installations; moreover, the lines must be in conformity with regulations in force. The protection devices of the unit power line must be able to stop all short circuit current, the value must be determined in accordance with system features.
  • Page 16 6.5 Electrical panel APBK BACnet IP FU8-9 230V aux. circuit fuse AP485 Modbus RTU Thermal relay APLON LON-WORKS Auxiliary relays Main control module KM1-2-3 Compressor contactor Compressor control module Compressor power factor correction contactor AP1.1 Electronic thermostatic management Compressor thermal magnetic circuit breaker Phase monitor Auxiliary circuit thermal magnetic Power player...
  • Page 17 6.6 Power supply cables section Size 180.1 140.1 160.1 180.1 200.1 220.1 250.1 270.1 290.1 Min. cable section Cu (mm²) 1x150 1x150 1x150 1x150 1x150 2x150 2x150 2x150 2x150 Max. cable section Cu (mm²) 1x240 1x240 1x240 1x240 1x240 2x300 2x300 2x300 2x300...
  • Page 18 6.8 Computer connection Service keypad RJ45: standard connection P.C.-not supplied P.C. connection, shift RJ45 from T-HI to T-IP Configure P.C. connect P.C. and main module with LAN cable check in the taskbar that the connection is active open Control Panel and select Network and sharing center select Modify board setting select Local area connection (LAN) select Internet protocol version 4 (TPC) IPV4 and enter Property...

  • Page 19: Start-Up

    Start-up 7.1 General description The indicated operations should be done by qualified technician with specific training on the product. Upon request, the service centres performing the start-up. The electrical, water connections and the other system works are by the installer. Agree upon in advance the star-up data with the service centre.
  • Page 20 7.3 Start-up sequence For details refer to the different manual sections. Unit ON power supply compressor crankcase heaters operating at least since 8 hours off-load voltage measure phase sequence check pump manual start-up and flow check shut-off valve refrigerant circuit open unit ON load voltage measure and absorptions check all fan operating (remote condenser)
  • Page 21 The above-described operating conditions must be considered outside the operating limits. In the event of compressor breakdown, due to operating in the above-mentioned conditions, the guarantee will not be valid and Clivet spa declines any responsibility.

  • Page 22: Demand Limit

    7.12 Demand limit Menu accessible only after having entered the password. Access reserved only to specifically trained personnel. The parameter modification can cause irreversible damages. It is possible to limit the absorbed electric power with an external signal 0-10 Vcc. The higher the signal is, the lower the number of compressors available to meet the thermal need.
  • Page 23 7.14 97/23 CE PED directive 97/23 CE PED DIRECTIVE gives instructions for installers, users and maintenance technicians as well. Refer to local regulations; briefly and as an example, see the following: Compulsory verification of the first installation: • only for units assembled on the installer’s building site (for ex. Condensing circuit + direct expansion unit) Certification of setting in service: •...

  • Page 24: Control

    Control 8.1 Led INFO Not used ALARM Blink / fixed = alarm present CANCEL not used currently 8.2 Display Ref. Variable Description Date - Time ActualSetPoint Temperature setting T.InH2OUtilitySide Water inlet temperature utility side T.OutH2OUtilitySide Water outlet temperature utility side ActualState On / off / eco / pmp On Cool: water cooling...
  • Page 25 8.4 Change unit state Step Display Action Menu/Variable Keys Notes Press Main menu Select Cmd Local state OFF - ECO - ON - Pump On Confirm Exit * Local state ECO: recurrent pump ON-OFF; compressors keep water system at setpoint ECO Pmp ON: pump ON, compressor OFF 8.5 Change the mode Step Display...
  • Page 26 8.7 Display the status Step Display Action Menu/Variable Keys Notes Press Main menu Select Unit Status Select General, circuit, ecc.. Exit For details see: 10.2 Status   33 8.8 Scheduler It is possible to set 6 events (Off, Eco, On, Recirculating) for each week day. Step Display Action Menu/Variable...
  • Page 27 8.9 Alarms Before resetting an alarm identify and remove its cause. Repeated resets can cause irreversible damage. Example: + eE001: Monitore fase: Fault = active alarm - EE003: Guasto P1 Util: Ok = resetted alarm Display of alarm: step 1-3 Reset allarm: step 4-10 Step Display Action...

  • Page 28: Maintenance

    Maintenance 9.1 General description Maintenance must be done by authorized centres or by qualified personnel. The maintenance allows to: • maintain the unit efficiency • increase the life span of the equipment • assemble information and data to understand the state of the unit efficiency and avoid possible damages Before checking, please verify the following: •...
  • Page 29 9.4 Standby mode If a long period of inactivity is foreseen: • turn off the power • avoid the risk of frost (empty the system or add glycol) Turn off the power to avoid electrical risks or damages by lightning strikes. With lower temperatures keep heaters turned on in of the electrical panel (option).
  • Page 30 It’s recommended that the re-start after the stopping period is performed by a qualified technician, especially after seasonal stops or seasonal switching. When restarting, refer to what is indicated in the “start-up” section. Schedule technical assistance in advance to avoid hitches and to guarantee that the system can be used when required. 9.10 Screw compressors - Periodical checks Operating hours 1000...

  • Page 31: Alarms - Status

    10 Alarms - Status 10.1 Alarms The alarm code identifies the concerned circuit: Example: ee 1 01:TimeOutModCirc = circuit 1 ee 2 01:TimeOutModCirc = circuit 2 The number of refrigerant circuits depends on series and size of the unit. t.i. input type: DI = digital input AI = analogic input Module:...
  • Page 32 code detailed description t.i. module input t.a. ee034: Hydronic module on the ProcessBus is disconnected periperal bus ee035: Cool opening valve: error limit 945 4P ee036: Heat opening valve: error limit 945 4P ee037: Cool closing valve: error limit 945 4P ee038: Heat closing valve: error limit 945 4P...
  • Page 33 code detailed description t.i. module input t.a. FF144: Minimum compression ratio Logico fF145: Maximum engine torque Logico iI002: Low water pressure 687 central T5 DU1 iI006: Flow switch utility side 687 central T3 X8 II007: Freeze alarm utility side ii008: Utility side pumps On for antifreeze alarm COOL: outlet temperature higher than inlet temperature...
  • Page 34 code description detailed description DO-687 Cumul.Alarm_Q2 Unit cumulative alarm status (N.0.Open=All OFF N.O. Closed=All ON): 0=Off 1=On DO-687 CmdP1User_Q3 Command pump 1 utility side: 0=Off 1=On DO-687 CmdP2User_Q4 Command pump 2 utility side: 0=Off 1=On DO-687 CmdP3User_Q5 Command pump 3 utility side: 0=Off 1=On DO-687 OpenYV FC_Q7 Opening control of the FREE-COOLING valve FC Closed = ON: 0=Off 1=On...
  • Page 35 code description detailed description DO-985 Cmd Inj.Cmp3_Q8 Status of the compressor 3 liquid injection valve control: 0=Off 1=On Cmd YV4 reversing- DO-985 Status of the cycle inversion valve control: 0=Off 1=On Valve_Q6 DO-985 Cmd Digital_DO2 Status of the button valve control for compressors PWM: 0=Off 1=On DO-985 Cmd KMLine_Q2 Status of the line counter control for the power supply Cmp (Active if compressor = Screw): 0=Off 1=On...
  • Page 36 code description detailed description S1207 ECVSetPos % Opening valve if EEVMod = Manual S1208 ECVMode 0 = Idle 1 = Init 2 = Position 3 = FastClose S1209 SHPIDOut % value of the PID output to adjust the valve 0 - Closed (Ready) 1 - StartUpPositioning 2 - StartUpPositioned 3 - SuperHeat 4 - Prepositioning 5 - MET 6 - LET 7 - Closing 8 - S1210 EEVStatus PumpDown 9 - DangAlarm 10 - PumpDownStartUp 11 - ECVAlarm 12 - MinSHLmtr 13 - WaitValveClose 255 - Warning...
  • Page 37 code description detailed description Value accessible from the display of the unit machine network master. S0611 StatusUnit5 Status unit 5 0=Off 1=Eco 2=On 3=PmpOn Value accessible from the display of the unit machine network master. S0612 StatusUnit6 Status unit 6 0=Off 1=Eco 2=On 3=PmpOn Value accessible from the display of the unit machine network master.

  • Page 38: Accessories

    11 Accessories VERSIONS Water low temperature Standard acoustic configuration Extremely low noise acoustic configuration SYSTEM ADMINISTRATORS CMSC10 Serial communication module to LonWorks supervisor CMSC9 Serial communication module to Modbus supervisor CMSC8 Serial communication module for BACnet-IP supervisor ELECTRIC CIRCUIT RCMRX Remote control via microprocessor control CONTA2 energy meter...
  • Page 39 11.1 LonWorks LED BSP communication with AP1 module LED BUS communication with LonWorks green communication ok green ready for communication yellow software ok but communication with AP1 yellow startup down flashing: software error flashing: communicating not possible fixed: hardware error communication down 11.2 BACnet IP LED BSP...
  • Page 40 11.3 Modbus - RS485 LED BSP communication with AP1 module LED BUS communication with Modbus green communication ok green communication ok yellow software ok but communication with AP1 yellow startup / channel not communicating down flashing: software error communication down fixed: hardware error Path Main menu...
  • Page 41 11.4 RCMRX - Remote control via microprocessor remote control Distance up to 350 mt User interface Distance up to 700 mt B = B1 KNX bus, max 350 mt twisted pair with shield, ø 0,8 mm EIB/KNX cable marking recommende PSX - Mains power supply unit pwer supply unit N125/11 5WG1 125-1AB11 AC 120...230V, 50...60Hz...
  • Page 42 11.6 ECS - ECOSHARE function for the automatic management of a group of units • Max 7 units • Maximum length of the bus line: 1000 m. • Maximum distance between 2 units: 700 m. • Type of cable: shielded twisted pair cable Ø 0,8 mm. use an EIB/KNX cable •...
  • Page 43 If there are more units connected in a local network set the mode of operation. MODE A Every unit manages its own compressors according to the setpoint. Every unit optimizes its refrigeration circuits. Pumps always active, even with compressor stoped. P0343 = 0 P0344 >...
  • Page 44 11.7 Climatic TExt Menu accessible only after having entered the password. Access reserved only to specifically trained personnel. The parameter modification can cause irreversible damages. The setpoint defined by the temperature curve is shown at status S0010: ActualSptTExt Only if P0053: En Climatica ≠ 0 Path: Main Menu / Unit parameters / Climatica TExt Example Step Display...
  • Page 45 11.8 Water reset Menu accessible only after having entered the password. Access reserved only to specifically trained personnel. The parameter modification can cause irreversible damages. The water reset correction affects the setpoint defined by the Climate curve TExt (actual setpoint). The setpoint is shown at status S0011: ActualSptWR Only if P0051: En WaterReset ≠...
  • Page 46 11.9 AMRX - Rubber antivibration mounts The rubber antivibration mounts reduce the vibrations of compressor during its operation and they are installed at the base toe. MDE-SL3 120.1-290.1 M04J40H14-00...
  • Page 47 M04J40H14-00 MDE-SL3 120.1-290.1...

  • Page 48: Decommissioning

    12 Decommissioning 12.1 Disconnecting Only authorised personnel must disconnect the unit. Avoid leak or spills into the environment. Before disconnecting the unit, the following must be recovered, if present: • refrigerant gas • anti-freeze solutions in the water circuit Awaiting dismantling and disposal, the unit can also be stored outdoors, if the electrical, cooling and water circuits of the unit have 100% integrity and are isolated, bad weather and rapid change in temperature will not result in any environmental impact.

  • Page 49: Residual Risks

    13 Residual risks General description Electric parts In this section the most common situations are indicated,as these An incomplete attachment line to the electric network or with incor- cannot be controlled by the manufacturer and could be a source of rectly sized cables and/or unsuitable protective devices can cause risk situations for people or things.

  • Page 50: Technical Information

    14 Technical information 14.1 General technical data Standard acoustic configuration (ST) / Extremely low noise acoustic configuration (EN) Size 120.1 140.1 160.1 180.1 200.1 220.1 250.1 270.1 290.1 Cooling Cooling capacity Compressor power input 69.1 82.4 90.5 Total power input 69.6 82.9 91.0...
  • Page 51 14.3 Internal exchanger (evaporator) pressure drop The pressure drops on the water side are calculated by considering an average water temperature at 7°C. Q = water flow rate[l/s] DP = water side pressure drops (kPa) The water flow rate must be calculated with the following formula Q [l/s] = kWf / (4,186 x DT) kWf = Cooling capacity in kW...
  • Page 52 Acoustic configuration: super-silenced (EN) Sound power level (dB) Sound power Sound pres- level sure level Size Octave band (Hz) 1000 2000 4000 8000 dB(A) dB(A) 120.1 140.1 160.1 180.1 200.1 220.1 250.1 270.1 290.1 Sound levels refer to full load units, in test nominal conditions. The sound pressure level refers to 1 m. from the Data referred to the following conditions: standard unit outer surface operating in open field.

  • Page 53: Dimensional Drawings

    15 Dimensional drawings 15.1 Size 120.1-160.1 Acoustic configuration: Standard (ST) Compressor Antivibration fixing holes Ø 25mm Internal exchanger (evaporator) Lifting eyebolt liquid receiver Electrical panel Discharge line Power input liquid line 10. Clearance access recommended ST-EXC Size 120.1 140.1 160.1 A - Length 4210 4210...
  • Page 54 15.2 Size 180.1-250.1 Acoustic configuration: Standard (ST) Compressor Antivibration fixing holes Ø 25mm Internal exchanger (evaporator) Lifting eyebolt liquid receiver Electrical panel Power input Discharge line liquid line 10. Clearance access recommended ST-EXC Size 180.1 200.1 220.1 250.1 A - Length 4189 4189 4189...
  • Page 55 15.3 Size 270.1-290.1 Acoustic configuration: Standard (ST) Compressor Antivibration fixing holes Ø 25mm Internal exchanger (evaporator) Lifting eyebolt liquid receiver Electrical panel Discharge line Power input liquid line 10. Clearance access recommended ST-EXC Size 270.1 290.1 A - Length 4324 4324 B - Width 1350...
  • Page 56 15.4 Size 120.1-160.1 Acoustic configuration: Super-silenced (EN) Compressor Lifting eyebolt Internal exchanger (evaporator) Electrical panel liquid receiver Power input Discharge line 10. Clearance access recommended liquid line 11. soundproofed cabin Antivibration fixing holes Ø 25mm EN-EXC Size 120.1 140.1 160.1 A - Length 4210 4210...
  • Page 57 15.5 Size 180.1-250.1 Acoustic configuration: Super-silenced (EN) Compressor Lifting eyebolt Internal exchanger (evaporator) Electrical panel liquid receiver Power input Discharge line 10. Clearance access recommended liquid line 11. soundproofed cabin Antivibration fixing holes Ø 25mm EN-EXC Size 180.1 200.1 220.1 250.1 A - Length 4189...
  • Page 58 15.6 Size 270.1-290.1 Acoustic configuration: Super-silenced (EN) Compressor Lifting eyebolt Internal exchanger (evaporator) Electrical panel liquid receiver Power input 10. Clearance access recommended Discharge line liquid line 11. soundproofed cabin Antivibration fixing holes Ø 25mm EN-EXC Size 270.1 290.1 A - Length 4324 4324 B - Width...
  • Page 59 Page intentionally left blank...
  • Page 60 Tel. +34 91 6658280 - Fax +34 91 6657806 - info@clivet.es CLIVET GmbH Hummelsbütteler Steindamm 84, 22851 Norderstedt - Germany Tel. + 49 (0) 40 32 59 57-0 - Fax + 49 (0) 40 32 59 57-194 - info.de@clivet.com CLIVET NEDERLAND B.V. Siliciumweg 20a, 3812 SX Amersfoort - Netherlands Tel.

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