Air cooled heat pump for external installation (54 pages)
Summary of Contents for CLIVET WSHH-LEE1 19.2
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WSHH-LEE1 19.2 - 80.2 Manual for installation use and maintenance M0HT00002-01 08-03-2024...
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Dear Customer, We congratulate you on choosing these product Clivet has been working for years to offer systems able to assure the maximum comfort for a long time with highly-reliable, efficient, high-quality and safe solutions. The target of the company is to offer advanced systems, that assure the best comfort and reduce energy consumption as well as the installation and maintenance costs for the entire life-cycle of the system.
Safety considerations Safety considerations Safety Turn the unit off before any operation. Operate in compliance with safety regulations in force. Modification To carry out the operations use protection devices: All unit modifications will end the warranty coverage and gloves, goggles, helmet, headphones, protective knee the manufacturer responsibility.
Indications for the User 2. Indications for the User Keep this manual with the wiring diagram in an accessible place for the operator. Note the unit data label so you can provide them to the assistance centre in case of intervention (see “Unit identification”...
Information on refrigerant gas 3. Information on refrigerant gas WARNING ⊲ This product contains fluorinated greenhouse gases covered by the Kyoto protocol. ⊲ Do not discharge gas into air. Refrigerant characteristics Type of refrigerant R134a Safety class (ISO 817) 1430 Boiling point (°C) NOTE ⊲...
Before installation 4. Before installation Reception Verify unit weight and handling equipment lifting capacity. You have to check before accepting the delivery: Identify critical points during handling (disconnected routes, flights, steps, doors). • That the unit hasn’t been damaged during transport Suitably protect the unit to prevent damage.
Selecting the installation site 5. Selecting the installation site General Installation must be in accordance with local regulations. If they do not exist, follow EN378 . During positioning consider these elements: • customer approval • unit weight and bearing point capacity •...
Water connections 6. Water connections Hydraulic system ⊲ The warranty does not cover damages caused by limestone formations, deposits and impurities from The piping must be designed and manufactured to limit pressure drops as much as possible, i.e. optimise the water supply and/or from failure to clean the performance of the system.
Water connections 6.6 Risk of freezing If the unit or the relative water connections are subject to temperatures close to 0°C: • mix water with glycol, or • safeguard the pipes with heating cables placed under the insulation, or • empty the system in cases of long non-use 6.7 Anti-freeze solution The use of an anti-freeze solution results in an increase in pressure drop.
Water connections 6.9 Water flow-rate Before starting the unit pump: Close all vent valves in the high points of the unit The project water-flow must be: hydraulic circuit • inside the exchanger operating limits (see the Close all drain shut-off valves in the low points of the TECHNICAL INFORMATION section) unit’s water circuit •...
Water connections 6.13 Racommended connection The installer must define: • component type • position in system. The schemes are indicative Evaporator side connection Source side connection flexible couplings expansion vessel piping supports safety valve flow switch inertial tank filter exchanger chemical washing valve exchanger chemical washing valve + drain valve Provide the safety lock.
Water connections 6.14 Heating side hydronic unit configuration Standard unit Source side inlet Source side outlet Differential pressure switch Plate heat exchangers Unit with VARYFLOW+ (VARYS) Source side inlet Source side outlet Circuit charging pressure switch, calibrated to 0.7 Safety valve calibrated to 6 bar VARYS Hydronic unit VARYFLOW + source side Source side differential pressure switch...
Water connections 6.15 Cooling side hydronic unit configurations Standard unit Source side inlet Source side outlet Differential pressure switch Plate heat exchangers Unit with VARYFLOW+ (VARYU) The pumps are controlled by the unit in such a way as to reduce the water flow and increase the temperature jump to the used exchanger.
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Water connections Valve for Domestic Hot Water M0HT00002-01...
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Water connections 3-way modulating valve In the case of application with a high temperature source (> 25 ° C) it is advisable to avoid frequent start-ups of the unit with the water temperature on the user side lower than the water temperature on the source side. To ensure correct operation of the unit in this situation, it is possible to select the option: V3MOL User side modulating 3-way valve for operating limits.
Electrical connections 7. Electrical connections The characteristics of the electrical lines must be Before power the unit, make sure that all the determined by qualified electrica personnel able to protections that were removed during the electrical design electrical installations; moreover, the lines must be connection work have been restored.
Electrical connections differently depending on the area and the types of interference. Allowed topology: daisy-chain (enter and exit). Other types such as “ring” or “star” are not allowed. Do not use cable lugs on the communication bus. 7.5 Remote ON-OFF Do not perform short On-Off cycles.
Electrical connections 7.8 Computer connection Configure PC confirm (OK) connect PC to electronic module with LAN cable press Windows START button check in the taskbar that the connection is active write cmd open Control Panel and select Network and sharing write Ping 192.168.1.42 centre check that a response string is given...
Electrical connections 7.9 Remote control Option User interface Distance up to 350 m B=B1 KNX bus, max 350 m Distance up to 700 m shielded twisted pair ø 0.8 mm use an EIB/KNX marked cable PSX - Mains power output power output N125/11 5WG1 125-1AB11 AC 120...230V, 50...60Hz KNX bus, max 350 m...
Electrical connections 7.10.1 7.10 Modbus - RS485 Modbus / LonWorks / cable requirements Pair of twisted and shielded conductors Option Conductor cross-section 0.22mm2…0.35mm2 Rated power between conductors < 50 pF/m Nominal impedance 120 Ω Recommended cable BELDEN 3106A • Every RS485 serial line must be set up using the ‘In/Out’...
Electrical connections 7.11 LonWorks 7.12 BACnet IP Option Option Ethernet 10/100 Mbit(IEEE 8025.3U) RJ45, 8 pins BSP LED communication with AP1 module BSP LED communication with AP1 module green communication ok green communication ok software ok but communication with yellow AP1 down software ok but communication with yellow...
Electrical connections 7.13 Ecoshare Option The Master unit (identified by the LNAddress parameter = 1) controls the network. The network can be extended to a maximum of 8 units (1 master – 7 slaves). The master manages connected units in order to obtain: •...
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Electrical connections Path: Main Menu / Unit parameters / Ecoshare Short Parameters Description description P0655 LNInstalledUnits Number of units installed/connected in Ecoshare 1 – 8 P0656 LNStandByUnits Number of units on standby 0 – 6 P0657 LNOffset Temperature Offset to be added to the unit setpoint P0658 TypeRegMS Ecoshare adjustment type 0 –...
Startup 8. Startup 8.2 Start-up sequence The operations indicated should be performed by qualified technicians with specific training on the product. For details refer to the different manual sections. Upon request, the service centres can perform the start- Unit ON power supply compressor crankcase heaters operating at least since The electric, hydraulic connections and the other work of 8 hours...
Startup Attention ⊲ Working outside of these limits can cause irreversible damages and voids the warranty. 8.5 Options Menu accessible only after having entered the password. Access reserved only to specifically trained personnel. Changing the parameters can cause irreversible damage. Path: Main menu / Unit parameters / Options Short Parameters...
Startup 8.8 Demand limit Menu accessible only after having entered the password. ⊲ Access reserved only to specifically trained personnel. ⊲ Changing the parameters can cause irreversible damage. The function allows you to limit the unit’s power input with an external 0-10Vcc or 4-20mA signal. The higher the signal, the lower the number of compressors available to fulfil the thermal demand.
Startup 8.9 Climatic TExt Menu accessible only after having entered the password. ⊲ Access reserved only to specifically trained personnel. ⊲ Changing the parameters can cause irreversible damage. The setpoint defined by the climatic curve and Water Reset is displayed Only if P0036: En Climatica = 1 Path: Main menu / Unit parameters / Options Step...
Startup 8.10 Water reset Menu accessible only after having entered the password. ⊲ Access reserved only to specifically trained personnel. ⊲ Changing the parameters can cause irreversible damage. The function allows you to limit the unit’s power input with an external 0-10Vcc or 4-20mA signal. The setpoint defined by the climatic curve and Water Reset is displayed Only if P0003: En WaterReset = 1 Path: Main menu / Unit parameters / Options...
Startup 8.11 Start-up report Identifying the operating objective conditions is useful to control the unit over time. With unit at steady state, i.e. in stable and close-to-work conditions, identify the following data: • total voltages and absorptions with unit at full load •...
Control 9. Control INFO Not used ALARM Flashing / Steady = alarm present CANCEL Not used currently 9.2 Display Ref. Variable description Date - Time Stato Attuale On / off / eco / pmp On SetPoint Control temperature Temp. IN User side water inlet temperature Temp.
Control 9.4 Change unit status Step Action Menu - Variable Buttons Display Press Main menu Select Local status cmd OFF - ECO - ON - Pump ON Confirm Exit Compressors enabled Compressors disabled - Antifreeze protections on user side on Compressors enabled - Pumps switched on periodically - Setpoint = EcoCool setpoint Compressors disabled - Pumps on PMP_ON...
Control 9.7 Display statuses Step Action Menu - Variable Buttons Display Press Main menu Select Unit statuses Select General, circuit, etc. Exit 9.8 Scheduler It is possible to set 6 status changes (Off, Eco, On, Recirculation) for each week day Step Action Menu - Variable...
Control 9.11 Alarms ⊲ Before resetting an alarm, identify and remove its cause. ⊲ Repeated resets can cause irreversible damage or malfunction to the system. Alarm display: steps 1-3 Alarm reset: steps 4-10 Example: + eE001 Phase monitor: Fault = active alarm - EE003 User P1 faulty: Ok = alarm reset Step Action...
Control 9.13 Alarm list Alarms relating to circuit 2 are not shown in the table. eE0001 Fault on the phase monitor input EE0003 Tripping of the protections of pump 1 on the user-side EE0004 Tripping of the protections of pump 2 on the user-side EE0005 Tripping of the protections of pump 3 on the user-side eE0008...
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Control EE0056 Tripping of the protections of pump 3 on the Recovery system side eE0057 Tripping of the protections of the recovery pump inverter ee0100 POL98U_1 hardware module disconnected from the Process Bus ee0101 POL98U_2 hardware module disconnected from the Process Bus ee0102 POL96U hardware module disconnected from the Process Bus ee0103...
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Control ee1031 Recovery pressure ee1032 Recovery temperature ee1033 Recovery Out temperature ee1037 Alarm present on inverter 1 of circuit 1 ee1038 Mobdus communication error with inverter 1 of circuit 1 ee1039 Modbus communication timeout with inverter 1 of circuit 1 ee1040 Alarm present on inverter 2 of circuit 1 ee1041...
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Control fF1015 Circuit blocked due to maximum pressure alarm ff1016 Indicates a high compression ratio value close to the circuit blocking threshold fF1017 Blocking of circuit due to minimum compression ratio alarm fF1018 Circuit blocked due to minimum pressure alarm in Cool mode FF1019 Blocking of circuit due to maximum compression ratio alarm ff1034...
Maintenance 10. Maintenance 10.1 Safety ATTENTION Operate in compliance with safety regulations in force. ⊲ Do not go up to the surface To carry out the operations use protection devices: ⊲ Do not place heavy objects. gloves, goggles, helmet, headphones, protective knee pads.
Maintenance 10.6 Recommended periodical checks Warning intervention frequency (months) presence corrosion panel fixing water filter cleaning water: quality, ph, weight of glycol (%) check the exchanger efficiency circulating pumps check of the fixing and the insulation of the power lead check of the earthing cable electric panel cleaning capacity contactor status...
Maintenance 10.7 System drain • there are no leaks • status of the bearings (anomalies are indicated by The system must be drained only if necessary. abnormal noises and vibrations) Do not drain the system periodically; this can lead to •...
Decommissioning 12. Decommissioning 12.1 Disconnection cooling circuit to be collected; • mixtures with antifreeze in the water circuit, the Warning contents of which are to be collected; ⊲ Before performing any work, please read carefully: • mechanical and electrical parts to be separated and |n|SAFETY WARNINGS FOR OPERATIONS ON disposed of as authorised.
Residual risks 13. Residual risks 13.1 General resolve the problem at the source of the anomaly. In this section the most common situations are Accidental contact with exchange batteries, compressors, indicated,as these cannot be controlled by the air delivery tubes or other components may cause injuries manufacturer and could be a source of risk situations for and/or burns.
Residual risks Prior to entering the inside of the unit open the isolater situated on the con-nection line of the unit itself, padlock and display the appropriate warning sign. Contact with the fans can cause injury. Prior to removing the protective grill or the fans, open the isolator on the attachment line of the unit itself, padlock it and display the appropriate warning sign.
Technical information Sound levels Sound power level (dB) Sound Sound power pressure SIZE Octave band (Hz) level level 1000 2000 4000 8000 dB(A) dB(A) 19.2 22.2 27.2 35.2 40.2 45.2 60.2 80.2 Sound levels refer to units with full load under nominal test conditions. The sound pressure level refers to a distance of 1 meter from the outer surface of the unit operating in open field.
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Technical information Admissible water flow rates Min. (Qmin) and max. (Qmax) water flow-rates admissibles for the correct unit operation. 19.2 22.2 27.2 35.2 40.2 45.2 60.2 80.2 Min [l/s] 1,40 1,63 1,94 2,37 2,82 3,68 3,68 4,64 User side Max [l/s] 4,66 4,83 7,66...
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Technical information Size 19.2 - 22.2 standard unit configuration DAAHT0002_00 REV00 DATA/DTE 30/03/2021 Compressor compartment Electrical control box Control keypad Power input User side water return User side water supply Source side water return Source side water supply Functional spaces 10.
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Technical information Size 27.2 ÷ 40.2 standard unit configuration DAAHT0003_00 REV00 DATA/DTE 30/03/2021 192 228 Compressor compartment Electrical control box Control keypad Power input User side water return User side water supply Source side water return Source side water supply Functional spaces 10.
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Technical information Size 19.2 ÷ 40.2 unit oversize enclosure configuration DAAHT0001_00 REV00 DATA/DTE 30/03/2021 1209 1163 173 173 Compressor compartment Electrical control box Control keypad Power input User side water return User side water supply Source side water return Source side water supply Functional spaces 10.
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Technical information Size 45.2 ÷ 80.2 standard unit configuration DAAHT0005_00 REV00 DATA/DTE 04/04/2022 1110 Compressor compartment Electrical control box Control keypad Power input User side water return User side water supply Source side water return Source side water supply Functional spaces 10.
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Technical information Size 45.2 ÷ 80.2 unit oversize enclosure configuration DAAHT0001_00 REV00 DATA/DTE 30/03/2021 1110 1470 1390 Compressor compartment Electrical control box Control keypad Power input User side water return User side water supply Source side water return Source side water supply Functional spaces 10.
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FOR 30 YEARS WE HAVE BEEN OFFERING SOLUTIONS FOR SUSTAINABLE COMFORT AND THE WELL-BEING OF PEOPLE AND THE ENVIRONMENT sales and assistance Info & Contacts: www.clivet.com...
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