AI - Climacon
Contents
1. BRAN FF SL 0071 0091 0101 0121 Cooling capacity 1 kW 18 4 20 8 25 1 31 3 Compressor power input 1 kW 6 2 7 2 7 5 99 Heating capacity 2 kW 21 0 23 6 28 8 35 5 Compressor power input 2 kW 6 5 7 2 8 9 10 6 Compressors n l Rated water flow 1 m h 3 2 3 6 4 3 5 4 Rated water flow 2 m h 3 6 4 1 5 0 6 2 Residual head kPa 116 90 130 108 Maximum allowable pressure PS L 4 MPa 2 80 2 80 2 80 2 80 H 3 93 3 93 3 93 3 93 Electrical power supply V ph Hz 400 3 N 50 Total power input 2 kW 7 1 7 8 10 1 11 8 Electrical index of protection IP X4 Fans n 2 2 3 3 Min rotation speed g min 430 430 430 430 Max rotation speed g min 910 870 905 905 Max air flow m3 s 24 24 44 44 Noise level 3 dB A 62 62 63 63 R410A refrigerant charge kg 6 30 7 00 8 60 8 70 Olio Mobil EAL Arctic 22 cc T 250 3k 300 Emkarate RL 32 CF Operating weight kg 265 270 340 345 BRAT FF SL 0071 0091 0101 0121 Cooling capacity 1 kW 19 3 21 9 26 4 32 9 Compressor power input 1 kW 6 2 7 2 7 5 9 9 Compressors n Rated water flow 1 3 3 3 3 8 4 5 5 7 Residual head kPa 116 90 130 108 Maximum allowable pressure PS L 4 MPa 2 80 2 80 2 80 2 80 H 3 93 3 93 3 93 3 93 Electrical power supply V ph Hz 400 3 N 50 Total power input 1 kW 6 8 7 8 8 7 HI Electrical index o2. Al A2 A3 A4 Radio interference suppresser Electronic controller Fan electronic control board Pump electronic control board C2 3 5Fan start capacitor C4 FUI FU2 FU3 FU4 Interference suppresser capacitor Transformer protection fuse Auxiliary circuit protection fuse Fan protection fuse Water pump protection fuse High pressure switch relay Phase control relay Alarm relay Compressor contactor Compressor thermal overload switch Door lock disconnector switch Safety transformer A Conduits containing live wires even when the door lock disconnecting switch is off BRAT FF SL BRAN FF SL English 0407 8 ELECTRICAL POWER CONNECTIONS For the functional connection of the unit bring the power supply cable to the electrical panel inside the unit and con nect it to terminals U V W N and respecting U V W phases N neutral and earth AUXILIARY CONNECTIONS All terminals referred to in the explanations below are to be found on the terminal board inside the electrical panel and described as installer terminals REMOTE START UP AND SHUT DOWN To fit a remote on off device the jumper must be replaced with a switch connected to terminals 6 and 7 on the installer terminal board For timed operation connect a dai ly or weekly timer between terminals
3. Model 0101 outside air temperature C Pa compressor power input kVV APev evaporator pressure drop kPa Tw evaporator water outlet temperature C Pat total power input kW compressor fan Pf cooling capacity kW Qev evaporator water flow m h English 04 07 BRAT FF SL BRAN FF SL HEATING PERFORMANCE BRAN FF SL Ta Model 0071 Ta Model 0091 U R 87 Tw 35 40 45 5 U R 87 Tw 35 40 45 50 Pt Pt Pa Pa Pat 5 Apc Apc 2 ii Ta Model 0101 Ta Model 0121 U R 87 Tw 35 40 45 50 UR875 Tw 35 40 45 50 Ta outside air temperature C Pa compressor power input kW APc evaporator pressure drop kPa Tw evaporator water outlet temperature C Pat total power input kW conditions outside of operating limits Pt cooling capacity kW Qc condenser water flow m h BRAT FF SL BRAN FF SL English 0407 LOPERATING RE To operate the COOLING chiller it is vital to respect the condi tions given in the table RECOMMENDED OPERATING AREA OUTSIDE AIR TEMPERATURE DELIVERY WATER TEMPERATURE HEATING OUTSIDE AIR TEMPERATURE 35 40 45
4. control panel To activate and deactivate the unit see page 20 ACTIVATING AND DEACTIVATING THE UNIT SETTING SERVICE PARAMETERS SETTING THE SET POINTS The factory Set Point settings are cooling 12 C heating 40 C To modify the set points proceed as follows press the ON OFF and MODE buttons simultaneously for second the parameter SEt appears on the display press the ON OFF and MODE buttons simultaneously for second the parameter Coo appears on the display press the and buttons to display heating mode press the ON OFF and MODE buttons simultaneously for second Use the and buttons to set the new Set Point to exit the Set Point setting phase proceed as follows press the ON OFF and MODE buttons simultaneously for 2 seconds press the ON OFF and MODE buttons simultaneously again for more than 2 seconds press the ON OFF and MODE buttons simultaneously again for more than 2 seconds the parameter GOI appears on the display The water return temperature is displayed the settings are complete To display the status of the unit the alarms and the operating hours return to the SEt level and then per form the procedure described above selecting the desired index using the and buttons LIST OF ACCESSIBLE PARAMETERS Parameter Description Unit of measure Factory set Cooling Set Po
5. CONNECTING A FLOW SWITCH If a flow switch is to be used connect it to terminals 4 and 15 on the installer terminal board after removing the jumper COMPRESSOR ON SIGNAL If the operation of the compressor needs to be signalled in a remote position terminals 12 and 13 be connected to an audible or visual signal device Connect the phase to terminal 13 and the signal device between terminal 12 and the neutral BRAT FF SL BRAN FF SL WIRING DIAGRAM 6 8 sjeuruu4en 8 5 2 pue jjo uo euondo patjddns 534811 Ajuo sduind 1710 1010 SIPPOW 5 yous dossa iduio gt DARA BUISIBADY JeuLiojsue n Ayes gt 5 Suijooo Sunear Indu Jaw Jo pue gt 5 JJO UO 3n020 pay Je3eou uon2e104d 35044 duins 40sse4duio YUMS 40329UUO5SIp 20 100q peO AO 1055 4 gt pais uon2e104d Ajquiasse 3ul 14 gt 403273002 Jossa idwio gt KejoJ wey IND WL Keja 2 e uenbes aseyd up31Ms ainssaid uii 398 NO 4osseAduioo uon e1o4d dund Je3eAA asny uon e1oud ue uon eaoud Kaeipixn y asny YUMs IM 40320304d
6. should be supported in such a way as to avoid it weighing on the unit It is recommended that the following devices are installed in the water circuit of the evaporator l Two pressure gauges with a suitable scale inlet and outlet 2 Two vibration damper joints inlet and outlet 3 Two gate valves normal in inlet and calibrating in outlet CIRCUITO IDRAULICO Factory connections o e 2 INSTALLATION WATER OUTLET gt English 04 07 Installer connections lt q _ INSTALLATION WATER INLET 4 flow switch inlet 5 Two thermometers inlet and outlet 6 inlet filter as close as possible to the evaporator and posi tioned to allow easy access for routine maintenance The flow of water to the refrigerating assembly must conform to the values given on page 12 The flow of water must be maintai ned constant during operation The water content of the unit must be such as to avoid disturbing operation of the refrigerant circuits See the values given on page 17 Pressure gauge Vibration damper joint Gate valve Calibrating valve Flow switch Thermometer Pump ON O Gn Safety valve Air vent s Expansion tank Mesh filter Fill top up Temperatu re sensor Differential pressure switch a Drain chemical washing valve Plate heat exchanger BRAT FF SL BRAN FF SL A Installations containing an
7. 4ossaidwio gt yams youms aunssaid yams aunssaid usi suey sare Jassaiddns e2ueJej4eu SJO3I2ede 3 235 ULY Josuas ainyejadwway Je1eA uonej easu Josues ainyejadwiar 3 u uone easu Jaonpsur n ainssaid paeoghey Aejdsip jo 3uo 3luo n2 dund uone easu o nuo2 3zluo n 2 ue J9 o 3u02 21u0 329 3 dassaiddns 9v V w IV syu uoduuo2 gt 4 ZHOS 00 N M A N 1 E ad 39018 TWNIWHAL YATIVLSNI AYOLVTIVISNI H3d ITLLASYOW Never tt E E lo s 5 JS Is 9 w 5 15 9 vis eis 215 tis ano 01 21 oae mv Jano zar sar var E 5 2 8 ot er er rt z gna ANANI 901VNV INANI 111910 mvw 104100 1 11910 SH3M0d ev the electrical panel of the unit iagram on refer to the d iagram d ine wiring Oud English 04 07 BRAT FF SL BRAN FF SL GENERAL TECHNICAL DATA i
8. 50 0 55 3 80 835 196 12 7 27 6 IA IA 63A 0101 400 3N 50 8 9 174 118 1 2 7 00 0 55 3 80 10 65 282 130 286 IA IA 63A 0121 400 3 50 10 6 18 8 140 1 2 7 00 0 55 3 80 12 35 296 17 3 37 6 IA IA 63A power input I Temperatura aria esterna 35 C Temperatura d acqua all evaporatore 12 7 EL A current input 2 Temperatura aria esterna 7 C Temperatura d acqua al condensatore 40 45 C L R A compressor start up current 3 Questi valori dovranno essere considerati per dimensionare gli interruttori di protezione ed i cavi di alimentazione English 04 07 BRAT FF SL BRAN FF SL ACCESSING THE ELECTRICAL PANEL The electrical panel is located inside the unit at the top of the technical compartment where the various components of the refrigerant circuit are also to be found To access the electrical panel remove the front panel of the unit by undoing the metric screws To access the components in the electrical panel and the terminal boards undo the screws and remove the part of the panel ELECTRICAL PANEL LAYOUT
9. 55 58 53 46 38 0101 30 45 58 56 59 54 47 39 0121 30 45 58 56 59 54 47 39 62 48 42 38 36 62 48 42 38 36 63 49 43 39 37 63 49 43 39 37 Reference point in open field from the surface of the unit on the coil side and Im above the support surface BIN English 04 07 BRAT FF SL BRAN FF SL HYDRAULIC DATA MINIMUM WATER CONTENT 94 124 78 103 65 55 Litri Litri Minimum water content BRAT FF SL Minimum water content BRAN FF SL USEFUL PUMP HEAD CURVES BRAT N FF SL 0071 0091 0121 BRAT N FF SL 0101 2 L s n m e N N a o 99 59 in 0 13 027 0 41 0 55 0 69 0 83 0 97 1 1 subtract the pressure drop of the plate heat exchanger To obtain the useful head of the installation HEAT EXCHANGER PRESSURE DROP WATER SIDE 7 0 6 2 57 1 722 1 944 52 1 44 4 5 025 3 3 3 0 Ln ox Mode Waterfow mh Pressure Note the values highlighted refer to the rated flow English 04 07 BRAT FF SL BRAN FF SL REFRIGERANT CIRCUIT BRAN FF SL BRAT FF SL fan finned coil check valve thermostatic valve liquid receiver filter liquid indicator water temperature sensor water
10. SL 260 265 340 345 kg Gross weight BRAN FF SL 280 285 360 365 kg BRAT FF SL BRAN FF SL English 04 07 DESCRIPTION OF STANDARD UNIT i NH These air cooled reverse cycle chillers with axial flow fans operate with R4I0A refrigerant fluid and are suitable for outdoor installation The units conform to the essential req uisites of EEC directive 89 392 They are factory tested and on site installation is limited to water and electrical connec tions STRUCTURE Panels and base are made from galvanised steel plate painted with epoxy powder to ensure total resistance to atmos pheric agents COMPRESSORS Hermetic rotary scroll compressor with thermal cut out CONDENSING COILS Made from copper tubes and aluminium fins with a large exchange surface EVAPORATOR AISI 316 stainless steel plate type evaporator complete with differential pressure switch Casing lined with anti con densate closed cell neoprene cladding 4 Electrical panel 9 Thermostatic valve 2 Control panel 10 Axial flow fan 3 Heat exchanger installation side Heat exchanger external side 4 Low pressure switch 12 Pump 5 High pressure switch 13 Liquid receiver BRAN FF SL only 6 Flow and moisture indicator 14 Expansion tank 7 Scroll compressor 15 Reversing valve BRANFF SL only 8 Filter English 04 07 PUMPS Multistage centrifugal pump with stainless steel hydrau
11. adequate for the weight of the chiller If a forklift truck is used insert the forks under the base spa cing the forks as wide apart as possible If a crane is used pass the cables through the bottom of the base making sure they do not exert pressure on the unit Once the packaging has been removed the appliance can be lifted and moved by inserting two metal tubes max diameter into the special holes in the base and using suitable handling equipment IDENTIFICATION A Tampering with or the removal or absence of rating plates or other means enabling the unit to be identified causes problems during installa tion and maintenance RECEIVING AND HANDLING THE PRODUCT A The instruction manual is an integral part of the unit and should therefore be read and kept carefully It is recommended that the packaging should not be removed until the unit is located in the installation site Do not dispose of packaging materials in the envi ronment or leave them within reach of children as they may represent a hazard The weight of the chiller is biased towards the compressor side side of the packaging with the bar code see figure at the foot of the page During transport the chiller should be kept in a vertical position Dimensione 0121 L 1450 1450 1450 1450 mm H 1200 1200 1700 1700 mm P 550 550 550 550 mm LI I507 I507 1507 1507 mm Gross weight BRAT FF
12. circuit MUST BE EMPTIED AND CLOSED or antifreeze must be added in the pro portion recommended by the manufacturer ROUTINE MAINTENANCE Regular maintenance is fundamental to maintain the effi ciency of the unit both in terms of operation and energy consumption The Technical Assistance Service maintenance plan must be observed with an annual service which includes the follow ing operations and checks Filling of the water circuit Presence of air bubbles in the water circuit Efficiency of safety devices Power supply voltage Power input Tightness of electrical and hydraulic connections Condition of the compressor contactor Checking of operating pressure superheating and sub cooling Cleaning of finned coil Cleaning of fan grills A For units installed near the sea the intervals between maintenance should be halved EI MANUTENZIONE STRAORDINARIA CHEMICAL WASHING You are recommended to chemically wash the plate heat exchanger after every 3 years of operation For instruc tions on how to carry out this operation contact De Longhi Spa REFRIGERANT GAS CONTENT The chillers are filled R410A refrigerant gas and tested in the facto ry In normal conditions there should be no need for the Technical Assistance Service to intervene to check the refrigerant gas How ever over time small leaks may develop at the joints leading to loss of refrigerant and draining of the circ
13. differential pressure switch 10 plate heat exchanger frost heater reversing valve fill connections high pressure switch compressor 16 sump heater 17 low pressure switch 18 pressure transducer 19 fill drain connector BIB English 04 07 BRAT FF SL BRAN FF SL E CHECKING AND STARTING UP THE UNIT PREPARING FOR FIRST START UP or restarting after shutting down for long periods The chiller must be started up for the first time by the Technical Service Before starting up the chillers make sure that All safety conditions have been respected The chiller is adequately fixed to the surface it rests on Functional distances have been respected Hydraulic connections have been carried out as indicated in the instruction manual The water circuit is filled and vented The water circuit valves are open Electrical connections have been carried out correctly Voltage is within a tolerance of 10 of the rated voltage for the unit The unit is correctly earthed All electrical and hydraulic connections are tight and have been completed correctly A The unit must be started up for the first time with standard settings Set point values may be modified only after testing has been completed Before starting up power the unit for at least two hours by switching and QSI to ON and setting the control panel HSW7 to OFF to allow the oil in the com
14. 50 t 23 DELIVERY WATER TEMPERATURE Thermal head min max Water circuit pressure bar Max storage temperature C ETHYLENE GLYCOL SOLUTIONS Water and ethylene glycol solutions used as a thermal vector in the place of water reduce the performance of the unit Multiply the performance figures by the values given in the following table Freezing point C L I9 T 3 Tm Percentuale di glicole etilenico in peso 0 1276 2076 28 35 40 cPf 0 985 0 98 0 974 0 97 0 965 cQ 1 02 1 04 1 075 Lll 1 14 cdp 1 07 Lll 1 18 1 22 1 24 cPf cooling capacity correction factor cQ flow rate correction factor cdp pressure drop correction factor SOUND PRESSURE LEVEL FOULING FACTORS The performance data given refer to conditions with clean evaporator plates fouling 1 For differ ent fouling factors multiply the figures in the perfor mance tables by the coefficient given in the following table Fouling factors Evaporator m C W fl fxi 4 4 x 10 u 0 86 x 104 0 96 0 99 0 99 1 72 x104 0 93 0 98 0 98 fl capacity correction factor fkl compressor power input correction factor total power input correction factor Octave band Hz Model 63 125 250 500 1000 2000 4000 8000 Sound pressure level dB 0071 29 44 57 55 58 53 46 38 Total dB A 0091 29 44 57
15. 6 and 7 REMOTE HEATING COOLING CONTROL To fit a remote heating cooling selector the jumper must be replaced with a switch connected to terminals 8 and 9 on the installer terminal board To activate the command proceed as follows Select the parameter H27 on the HSW7 control panel and set it to l REMOTE ALARM For remote display of unit shut down due to malfunction an audible or visual alarm warning device can be connected between terminals 10 and Connect the phase to termi nal and the alarm signal device between terminal 10 and the neutral English 04 07 REMOTE KEYBOARD KIT The remote keyboard kit can be used to display all unit functions and access the parameters of the electronic board from a point located at some distance from the unit itself This consists of a remote control module and a transformer To install the kit proceed as follows disconnect the power supply using the door lock dis connector switch QS1 and then access the inside of the electrical panel connect the remote control module with 3 wires to termi nals 18 I9 and 20 on the installer terminal board connect terminal 18 to terminal 26 on the module connect terminal 19 to terminal 24 on the module connect terminal 20 to terminal 25 on the module Make sure that parameter H27 is set to 0 To avoid interference due to magnetic fields the use of shielded cable is recommended The cable should not be more than 100m long
16. C The compressor starts with water temperatures below 37 The compressor shuts down with water temperatures above 40 C In the event of a temporary power failure when power returns the mode set previously will be retained in the memory COMPRESSOR START UP DELAY Two functions prevent the compressor from starting up too frequently Minimum time since last shut down 180 seconds Minimum time since last start up 300 seconds PUMP The electronic board includes a pump control output The pump starts when the assembly is powered up and at least 60 seconds before the compressor starts up and stops 60 seconds after the assembly shuts down After the first 60 seconds of pump operation when the water flow is at full speed the water flow alarm functions are activated differential pressure switch and flow switch FAN SPEED CONTROL For correct operation of the unit with different outside temperatures the microprocessor controls the fan speed based on the pressure reading from the pressure transduc er thus enabling heat exchange to be increased and or decreased maintaining the condensing or evaporation pressures practically constant The fan functions independently of the compressor FROST PREVENTION ALARM To prevent the water in plate heat exchanger freezing and damaging the exchanger the microprocessor shuts down the compressor if the temperature measured by the heat exchanger outlet temperature sensor is less th
17. INSTALLATION OPERATING SERVICE MANUAL pa a Air water chillers and heat pumps B j with axial flow fans and pump assembly low noise version r HFC R 410A BRAT FF SL BRAN FF SL 0071 0121 INDEX U U U User Installe CERTIFIED PERFORMANCE General warnings Fundamental safety rules Identification Receiving and handling the product Description of standard unit Dimensioned drawings Installation Hydraulic connections Electrical connections General technical data Cooling performance HRAT FF SL Cooling performance HRAN FF SL Heating performance HRAN FF SL Operating limits 16 Hydraulic data 17 Refrigerant circuit 17 Checking and starting up the unit 19 Activating and deactivating the unit 21 Setting service parameters 21 Displaying alarms 23 Operating characteristics 24 Shutting down for long periods 25 Routine maintenance 25 Extraordinary maintenance 25 Troubleshooting 26 Useful information 28 The following symbols are used in this publication and inside the unit A gt Assis
18. an 3C The frost prevention temperature set point can be modi fied by an authorised service centre only and only after verifying that the water circuit contains antifreeze Tripping of this alarm shuts down the compressor but not English 04 07 the pump which remains active To reset normal functions the outlet water temperature must rise to more than 7 C Reset is manual WATER FLOW ALARM The microprocessor provides for management of a water flow alarm controlled by a differential pressure switch fit ted as standard on the appliance and a flow switch to be installed on the water delivery piping This safety device may trip after the first 60 seconds of pump operation when the water flow is up to speed Tripping of this alarm shuts down the compressor but not the pump which remains active To reset normal functions the alarm contact must be deac tivated for at least five seconds BRAT FF SL BRAN FF SL E SHUTTING DOWN FOR LONG PERIODS After deactivating the chiller Make sure the remote switch SA if present is in the OFF position Make sure the remote keyboard if present is set to OFF Position QF and QS on OFF Deactivate the indoor terminal units by placing the switch of each unit in the OFF position Close the water valves If there is a possibility that the outside tempera ture may drop below zero there is the risk of freez ing The water
19. and outlet grills Do not dispose of abandon or leave within reach of children packaging materials cardboard staples plastic bags etc as they may represent a hazard English 04 07 space for access to the unit for maintenance and or service operations Power supply the cross section of the electrical cables must be adequate for the power of the unit and the power supply voltage must correspond with the value indicated on the respective units All units must be earthed in conformity with legislation in force in the country concerned Hydraulic connections should be carried out as indicated in the instructions to guarantee correct operation of the unit Empty the water circuit or add glycol if the unit is not used during the winter Handle the unit with the utmost care see weight distribution table to avoid damage BRAT FF SL BRAN FF SL The BRATIN FF SL chiller can be identified by the Rating plate Giving the technical and performance data of the unit If this is lost ask the After Sales Service for a replacement The BRAT N FF SL chillers are supplied accompanied by installation operating and service manual guarantee certificate CE declaration list of the main components and sub assemblies fitted on the product These are contained in a plastic bag attached to the top of the chiller The unit should always be handled by qualified personnel using equipment
20. ecommended to check That the characteristics of the mains electricity supply are adequate for the power input values indicated in the electrical characteristics table below also bearing in mind the possible use of other equipment at the same time A Power to the unit must be turned on only after installation work mechanical hydraulic and electri cal has been completed All electrical connections must be carried out by qualified personnel in accordance with legislation in force in the country concerned Respect instructions for connecting phase neu tral and earth conductors The power line should be fitted upstream with a suitable device to protect against short circuits and leakage to earth isolating the installation from other equipment BRAT FF SL ELECTRICAL DATA Rated values 1 FUSES Pump values 3 Glass 5x20mm 250V Electrical Compressor Fans A Voltage must be within a tolerance of 10 of the rat ed power supply voltage for the unit for three phase units the unbalance between the phases must not exceed 3 If these parameters are not respected con tact the electricity supply company For electrical connections use double insulation cable in conformity with current legislation in the country concerned Install if possible near the unit an appropriate protection device to isolate the unit from the mains supply This should have a delayed character istic curve contacts
21. ection panel A The installation must be filled to a pressure of between and 2 bar It is recommended that this operation be repeat ed after the unit has been operating for a number of hours The pressure of the installation should be checked regularly and if it drops below bar the water content should be topped up Check the hydraulic tightness of joints BRAT FF SL BRAN FF SL Installation water outlet Installation water inlet EMPTYING THE INSTALLATION Remove the inspection panel Before emptying place the mains switch in the off posi tion Make sure the installation fill top up water cock is closed Open all the installation air vent valves the drain cock and the terminals Replace the inspection panel A If the fluid in the circuit contains antifreeze it should not be allowed to drain freely as it is pollutant It should be collected for possible reuse When draining after heat pump operation take care as the water may be hot up to 50 English 04 07 ELECTRICAL CONNECTIONS i The BRAT N FF SL chillers leave the factory already wired and ready for connection to the mains electricity supply and for the flow switch and remote ON OFF switch to be con nected All the above operations must be carried out by quali fied personnel in compliance with the legislation in force For all electrical work refer to the electrical wiring diagrams in this manual You are also r
22. ess the ON OFF and MODE buttons simultaneously for more than 2 seconds press the ON OFF and MODE buttons simultaneously for more than 2 seconds press the ON OFF and MODE buttons simultaneously for more than 2 seconds the temperature of the water returning from the installa tion is shown on the display A For the list of parameters contact an authorised service centre BRAT FF SL BRAN FF SL LIST OF ACCESSIBLE PARAMETERS Parameter Description Unit of measure Machine configuration parameters value Compressor parameters value Fan parameters value Alarm parameters value Pump parameters value Fro Frost parameters value dFr Defrost parameters value Note when setting the parameters the COMPRESSOR and HEATER LEDs will flash alternating with the DEFROST LED To enable the remote heating cooling switch set parameter H27 to FAULT Values display indication E00 CAUSE Remote switch in OFF position automatic reset DISPLAYING ALARMS REMEDY Position the remote switch to ON Reset the switch Reset the jumper between terminals 10 11 Values display indication EO High pressure switch tripped manual reset after 3 activations in one hour Check fault see high discharge pressure page 27 Reset manually Values display indication E02 Low pressure switch tripped automatic reset
23. f protection IP X4 Fans n 2 2 3 3 Min rotation speed g min 430 430 430 430 Max rotation speed g min 910 870 905 905 Max air flow m3 s 2 4 2 4 4 4 4 4 Noise level 3 dB A 62 62 63 63 R410A refrigerant charge kg 4 20 4 76 5 90 6 00 Olio Mobil EAL Arctic 22 cc Lt 250 325 325 400 Emkarate RL 32 CF Operating weight kg 245 250 320 325 I condenser air in 35 C evaporator water in out 12 7 2 evaporator air in 7 C condenser water in out 40 45 C total power doesn t include value of water pump See table pag 8 3 atm in open field fan side the two types of oil are equivalents 4 the maximum and minimum operating pressure values refer to the activation of the pressure switches English 04 07 BRAT FF SL BRAN FF SL E COOLING PERFORMANCE BRAT FF SL Model 0071 Model 0101 Model 0121 5 Tw 5 6 7 8 9 IO Ta outside air temperature C Pa compressor power input kW APev evaporator pressure drop kPa Tw evaporator water outlet temperature C Pat total power input kW compressor fan Pf cooling capacity kW Qev evaporator water flow m h BRAT FF SL BRAN FF SL English0407 COOLING PERFORMANCE BRAN FF SL Model 0071 Model 0091 Tw 5 6 7 8 9 10 5 6 7 8 9 10
24. for the first three trips in an hour Check fault Values display indication E03 Thermal cut out tripped manual reset Check compressor motor Reset manually Values display indication E05 Compressor thermal cut out tripped manual reset Check water outlet temperature Check water flow Check set point temperature Values display indication E06 Water delivery sensor BT2 malfunction automatic reset Check electrical connections Replace component Values display indication E07 Coil sensor BT3 malfunction automatic reset Check electrical connections Replace component Values display indication E40 Water return sensor BT malfunction automatic reset Check electrical connections Replace component Values display indication E41 Differential pressure switch or flow switch tripped automatic reset for the first six trips in an hour Check for inadequate water flow Check presence of air in water circuit BRAT FF SL BRAN FF SL English 0407 EX OPERATING CHARACTERISTICS i NH Set point in cooling factory set 12 C Hysteresis 3 C The compressor starts with water temperatures above 15 The compressor shuts down with water temperatures of less than 12 C Set point in heating factory set 40 C hysteresis 3
25. ilter Blocked plate heat exchanger Values indicative only BRAT FF SL BRAN FF SL English 04 07 Se oe Ug RE For information on technical assistance and obtaining spare parts contact FIXED AIR CONDITIONING TECHNICAL SERVICE DEPARTMENT CLIMAVENETA HOME SYSTEM SRL via L Seitz 47 31100 Treviso ITALY www climaveneta it info climavenetahs it English 04 07 BRAT FF SL BRAN FF SL CLIMAVENETA Home S ys tem D Longhi Group Via L Seitz 47 31100 Treviso Italia COD 5778018200
26. int C 12 SEt Heating Set Point 40 Operating status value Err Alarm value PAr Operating parameters value o Ps Password value Operating hours value Note when setting the parameters the COMPRESSOR and HEATER LEDs will flash alternating with the DEFROST LED BRAT FF SL BRAN FF SL English 04 07 If the parameters set on the microprocessor need to be checked or modified a password is necessary to enter a higher level accessible only to authorised service centres Proceed as follows press the ON OFF button press the ON OFF and MODE buttons simultaneously the parameter SEt appears on the display press the and buttons to select the para meter Pss press the and buttons to select the value of the password press the ON OFF and MODE buttons simultaneously for more than 2 seconds to confirm the password press the and buttons to select the para meter PAr press the and buttons to select the family of parameters to modify or display English 04 07 press the ON OFF and MODE buttons simultaneously press the and buttons to display the index of the selected parameter press the and buttons to modify the value of the selected parameter the settings are complete To exit the upper level proceed as follows press the ON OFF and MODE buttons simultaneously for more than 2 seconds pr
27. lic assembly and corrosion prevention device to prolong the working life of the pump Over sized watertight bearings with gasket ring resistant to thermal expansion eliminate the problem of seizure PUMP ASSEMBLY Pump assembly with expansion tank safety valve manual fill ing assembly pressure gauge and pump FANS External impeller axial flow fans Six pole electric motor with built in thermal cut out Housed in aerodynamic tubes with accident prevention grill Device for operation with low outside air temperatures continuous fan rotation speed control via pressure transducer REFRIGERANT CIRCUIT Refrigerant circuit featuring the following components filter liquid flow indicator thermostatic expansion valve with external equaliser Pressure switches for controlling suction and discharge pressure Unit supplied complete with non freezing oil and R410A refrigerant charge factory tested POWER AND CONTROL ELECTRICAL PANEL Power and control electrical panel constructed in accordance with IEC 204 1 EN60204 1 complete with compressor con tactor and thermal solenoid switch and door lock safe ty device Control via HSWT7 control panel OPTIONAL ACCESSORIES Removable metal mesh filter for water circuit Rubber vibration dampers Remote keyboard kit Storage tank kit 60 Condensate collection pan Coil protection grill kit The above accessories are optional Consult the relative documentation for assembly i
28. n in the event of maintenance or service When the items are consigned by the carrier check that the packaging and the unit are undam aged If damage or missing components are noted indicate this on the delivery note A formal com plaint should be sent via fax or registered post to the After Sales Department within eight days from the date of receipt of the items FUNDAMENTAL SAFETY RULES OC When operating equipment involving the use of electricity and water a number of fundamental safety rules must be observed namely Respect safety distances between the unit and The unit must not be used by children or by A other equipment or structures Guarantee adequate unfit persons without suitable supervision Do not touch the unit with bare feet or with wet or damp parts of the body Do not carry out cleaning operations without first disconnecting the system from the electricity supply by placing the mains switch in the off posi tion Do not modify safety or regulation devices with out authorisation and instructions from the manu facturer Do not pull detach or twist the electrical cables coming from the unit even when disconnected from the mains electricity supply Do not open doors or panels providing access to the internal parts of the unit without first ensur ing that the mains switch is in the off position Do not introduce pointed objects through the air intake
29. ns not sufficiently tight Operation outside permitted limits Check Faulty operation of pressure switches Replace the component Thermal cut out tripped Check supply voltage Check electrical insulation of windings BRAT FF SL BRAN FF SL FAULT CAUSE REMEDY High discharge pressure greater than 3 5 MPa High external water temperature High water inlet temperature Check fan operation Insufficient water flow Insufficient air flow Check pump operation Faulty fan regulation Check Air in water circuit Vent air Excessive refrigerant charge Check Low discharge pressure Low outside air temperature Check less than 1 8 MPa Low water inlet temperature Moisture in the refrigerant circuit liquid indicator moisture yellow Empty and refill Faulty fan regulation Check Air in water circuit Vent air Insufficient gas content Check High suction pressure High outside air temperature High inflow water temperature Check greater than 1 7 MPa Thermostatic expansion valve faulty or excessively open Low utility water inlet temperature Low suction pressure Low external water inlet temperature Thermostatic expansion valve faulty or blocked Check less than 0 62 MPa Clogged water f
30. nstructions and technical data BRAT FF SL BRAN FF SL DIMENSIONED DRAWINGS Dimension 0071 0091 0101 0121 A 1450 1450 1450 1450 B 1200 1200 1700 1700 c 550 550 550 550 D 497 497 497 497 E 1477 1477 1477 1477 Weight distribution in operation BRAT FF SL 0071 0091 0101 0121 WI 83 84 110 M w2 42 43 54 55 W3 39 40 51 52 W4 8 83 105 107 Totale 245 250 320 325 Weight distribution in operation BRAN FF SL 0071 0091 0101 0121 WI 92 93 119 120 w2 43 44 55 56 W3 40 4l 52 53 W4 90 92 114 116 Totale 265 270 340 345 BRAT FF SL BRAN FF SL English 04 07 INSTALLATION al CHOICE OF INSTALLATION SITE Before installing the unit agree with the customer the site where it will be installed taking the following points into consid eration check that the fixing points are adequate to support the weight of the unit pay scrupulous respect to safety distances between the unit and other equipment or structures to ensure that air entering the unit and discharged by the fans is free to circulate The unit must be installed in a space designed to house techni cal installations dimensioned according to legislation in force in the country conce
31. opening by at least 3 mm and an adequate interruption and residual current protection capacity If these devices are not visible from the unit they should be lockable An efficient earth connection is obligatory Fail ure to earth the appliance absolves the manufactur er of all liability for damage In the case of three phase units ensure the phases are connected correctly Do not use water pipes to earth the unit power supply LL TALS rR A TAL aL GS ACRES LR V Ph Hz m A Lew Lew w w FU F22 F03 FUA 0071 400 3 50 6 2 95 0 6 3 50 0 55 3 80 7 35 18 4 98 22 6 IA IA 6 3 0091 400 3 50 7 2 12 3 0 6 3 50 0 55 3 80 8 35 19 6 12 7 27 6 IA IA 163A 0101 400 3 50 7 5 14 7 118 1 2 7 00 0 55 3 80 925 25 5 130 286 IA IA 163A 0121 400 3N 50 99 17 6 140 1 2 7 00 0 55 3 80 11 65 28 4 17 3 37 6 IA IA 6 3 BRAN FF SL ELECTRICAL DATA Electrical Compressor Fans Rated values 2 Pump FUSES values 3 Glass 5x20mm 250V power supply V Ph Hz kW A kW FU2 FU3 FU4 0071 400 3N 50 6 5 11 6 95 0 6 3 50 0 55 3 80 7 65 189 98 226 IA IA 63A 0091 400 3N 50 7 2 12 3 111 0 6 3
32. or differential pressure switch Heating LED Defrost LED Heater LED Power LED Activating Press the ON OFF button on the keyboard in the figure To access the control panel open the door remove the screw press the points 2 simultaneously and lift the door 3 Cooling LED MODE UP button ON OFF DOWN RESET ALARM button Values display Deactivating Press the ON OFF button on the keyboard in the figure The temperature of water returning from the installation appears on the values display Press the MODE button once The cooling LED comes on After a couple of seconds the compressor LED flashes until the compressor comes on English 04 07 the values display goes off and the POWER LED remains on A At every change of season make sure the operating conditions fall within the limits specified on page 19 Check that the compressor current input is less than the maximum indicated in the table of technical data In three phase models check that the noise levels of the compressor are not abnormal If this is the case reverse one phase Make sure the voltage is within the established limits and that for three phase units the unbalance between the phases is less than 3 Check that the cover is closed again following the setting procedure BRAT FF SL BRAN FF SL Heating and cooling are activated and deactivated via the
33. pressor sump to heat up STARTING UP FORTHE FIRST TIME after two hours Before activating the chiller Make sure the main remote switch is in the OFF position ON 04 OFF 7 Make sure the remote secondary switch SAI is in the OFF position Make sure the remote keyboard A6 if present is set to OFF Remove the inspection panel BRAT FF SL BRAN FF SL Open the door of the electrical panel moving 51 to OFF Place the compressor thermal overload switch in the ON position Close the electrical panel and tighten the closing screws Position the main unit switch QSI in the ON position pannello ispezione Position the main switch outside the unit in the ON position The POWER LED on the control panel HSW7 comes on to signal that voltage is present English 04 07 ACTIVATING AND DEACTIVATING THE UNIT Set the remote keyboard A6 if present to ON pee To ACTIVATE and DEACTIVATE the COOLING and HEATING functions use the HSW7 control panel the remote keyboard A6 if present During this phase if the following indications appear on the display follow the instructions 241 check water flow rate and the connections 14 15 of the flow switch
34. rned and large enough to allow access for maintenance POSITIONING Before handling the unit check the capacity of the lifting equipment used respecting the instructions on the packaging To move the unit in the horizontal make appropriate use of a lift truck or similar bearing in mind the weight distribution of the unit To lift the unit insert tubes long enough to allow positioning of the lifting slings and safety pins in the special holes in the base of the unit To avoid the slings damaging the unit place protection between the slings and the unit Position the unit in the site indicated by the customer Place either a layer of rubber min thickness 10 mm or vibration damper feet optional between the base and support surface Fix the unit making sure it is level and that there is easy access to hydraulic and electrical components If the site is exposed to strong winds fix the unit adequately to the support surface using tie rods if necessary HYDRAULIC CONNECTIONS i The choice and installation of components is the responsibility of the installer who should follow good working practice and cur rent legislation Before connecting the pipes make sure they do not contain stones sand rust dross or other foreign bodies whi ch might damage the unit Construction of a bypass is recommen ded to enable the pipes to be washed through without having to disconnect the unit see drain valves The connection piping
35. tance A Eurovent certification program Important Prohibition Danger voltage The manufacturer reserves the right to modify the data in this manual without warning Danger moving blades Danger high temperatures ENVIRONMENTAL INFORMATION This equipment contains fluorinated greenhouse gases covered by the Kyoto Protocol It should only be serviced or dismantled by professional trained personnel 410 GWP 1975 BRAT FF SL BRAN FF SL English 04 07 MN s Jg NH A These units have been designed to chill and or heat water and must be used in applications com patible with their performance characteristics Incorrect installation regulation and maintenance or improper use absolve the manufacturer from all liability whether contractual or otherwise for dam age to people animals or things Only those applica tions specifically indicated in this list are permitted Read this manual carefully All work must be carried out by qualified personnel in conformity with legislation in force in the country concerned The guarantee is invalidated if the above instructions are not respected and if the unit is started up for the first time without the presence of personnel authorised by the Company where specified in the supply contract who should draw up start up report The documentation supplied with the unit must be consigned to the owner who should keep it carefully for future consultatio
36. tifreeze or covered by specific legislation must be fitted with hydraulic discon nectors The manufacturer is not liable for obstruction breakage or noise resulting from the failure to install filters or vibration dampers SIZE AND POSITION OF CONNECTIONS A Particular types of water used for filling or top ping up must be treated with appropriate treatment systems For reference values see the table Model 0071 0091 0101 0121 A mm 55 5 55 5 55 5 55 5 B mm 181 5 181 5 181 5 181 5 414 5 414 5 514 5 514 5 D mm 60 5 60 5 60 5 60 5 Hydraulic connections 1 1 4 1 1 4 1 4 1 1 4 6 8 less than 200 mV cm 25 C less than 50 ppm less than 50 ppm less than 0 3 ppm less than 50 ppm less than 50 ppm Electrical conductivity Chlorine ions Sulphuric acid ions Total iron Alkalinity M Total hardness Sulphur ions none Ammonia ions none Silicon ions less than 30 ppm FILLING THE INSTALLATION Remove the inspection panel Before filling check that the installation drain valve is closed Open all installation appliance and terminal air vents Open the gate valves Begin filling slowly opening the water filling cock inside the unit When water begins to leak out of the terminal air vent valves close them and continue filling until the pressure gauge indicates a pressure of 1 5 bar Replace the insp
37. uit causing the unit to function poorly In this case the leaks of refrigerant must be identified and repaired and the refrigerant circuit refilled Proceed as follows Empty and dry the entire refrigerant circuit using a vacuum pump connected to the low and high pressure tap until the vacuometer reads about 10 Pa Wait a couple of minutes and check that this value does not rise to more than 50 Pa Connect the refrigerant gas cylinder or a filling cylinder to the low pressure line pressure gauge connection Fill with the quantity of refrigerant gas indicated on the rating plate of the unit Always check the superheating and subcooling values In the nominal operating conditions for the appliance these BRAT FF SL BRAN FF SL should be between 4 and 8 C respectively In the event of partial leaks the circuit must be completely emptied before being refilled The refrigerant must only be filled in the liquid state Operating conditions other than nominal condi tions may produce considerably different values Seal testing or identification of leaks must only be carried out using 410 refrigerant gas checking with a suitable leak detector The refrigerant circuit must not be filled with a refrigerant other than R410A The use of a refrigerant other than R4I0A may cause serious damage to the compressor Oxygen acetylene or other flammable or poi sonous gases must never be used in the refrigerant circuit as they ma
38. y cause explosion Oils other than those indicated on page 14 must not be used The use of different oils may cause serious damage to the compressor English 0407 EM TROUBLESHOOTING FAULT The chiller does not start up CAUSE REMEDY Insufficient output Compressor noisy Noise and vibrations No voltage Check presence of voltage Check safety systems upstream of the appliance Mains switch in OFF position Remote switch if present in OFF position Control panel set to OFF Main unit switch in OFF position Compressor thermal solenoid switch OFF Switch ON Supply voltage too low Check power line Contactor coil faulty Electronic board faulty Start up capacitor faulty if present Compressor faulty Replace the component Insufficient refrigerant Sizing of unit Check Operation outside recommended limits Liquid returning to compressor q P Check Inadequate fixing Reversed phase three phase units only Reverse one phase Contact between metal bodies The compressor stops due to the activation of the protection devices Check Repair Loose screws Tighten screws Excessive discharge pressure Low suction pressure EIN English 04 07 Low voltage Electrical connectio
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