Uniflair Aquaflair 00152 Скачать руководство пользователя

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Versione: 1.4 - Data: 01.12.2000

Pag.: 48 - File: A-B-C-Ara14en

ARA

AIR-COOLED WATER CHILLERS

00182 - 00202 - 00232 - 00252 - 00302 - 00403 - 00504

AIR-COOLED HEAT PUMPS

00182 - 00202 - 00232 - 00252 - 00302 - 00403 - 00504

FREE COOLING CHILLERS

00182 - 00202 - 00232 - 00252 - 00302

ULTRA-LOW NOISE LEVEL FREE COOLING CHILLERS

00152 - 00182 - 00202 - 00232 - 00252 - 00302

INSTRUCTION MANUAL

A - D - L

H - P - Q

Содержание Aquaflair 00152

Страница 1: ...182 00202 00232 00252 00302 00403 00504 AIR COOLED HEAT PUMPS 00182 00202 00232 00252 00302 00403 00504 FREE COOLING CHILLERS 00182 00202 00232 00252 00302 ULTRA LOW NOISE LEVEL FREE COOLING CHILLERS...

Страница 2: ...UNIFLAIR ITALIA S r l Via dell Industria 10 35020 BRUGINE Padova Italy Tel 39 0 49 9713211 Fax 39 0 49 5806906 Internet www UNIFLAIR com E Mail info UNIFLAIR com Release 1 4 Date 01 12 2000 Checked b...

Страница 3: ...trol 29 Advanced mP20 control 29 Regulation of cooling capacity 31 Setting the safety devices 32 TECHNICAL DATA 33 Current absorption Cooling only versions and Heat Pumps 33 Current absorption Free co...

Страница 4: ...egislation of the installation location must be followed In the event of fire water and other conductive substances must not be used to put out the fire near live electrical components This warning mu...

Страница 5: ...tinuous display of circulating fluid temperature management of compressor start ups to reduce excessive switching on and off compressor start timing to reduce total unit start up current indication of...

Страница 6: ...ollowing documentation ARA and microprocessor control instruction manuals Unit installation diagrams Diagrams of the refrigerant and hydraulic circuits of the unit Electrical diagrams List of spare pa...

Страница 7: ...Partial heat recovery with modulating condensation control as standard not supplied for heat pump versions Power supply 400V 3ph N 50Hz Electrical accessories Power phase correction capacitors Contro...

Страница 8: ...hanks to the possibility to connect the microprocessor control boards in a local network The cooling capacity of the system can therefore be altered at any time FUNCTION LIMITS In free cooling and hea...

Страница 9: ...external fastenings are in stainless steel LOW NOISE LEVELS Even the basic units have very low noise levels thanks to large exchange surfaces and low fan running speeds For special applications where...

Страница 10: ...F BURNING When panel A has been removed the compressor and refrigerant tubes are exposed during normal unit operation these components are very hot and can cause burns IMPORTANT Removing panel A does...

Страница 11: ...READ THE INSTRUCTION MANUAL CAREFULLY THIS EQUIPMENT CONTAINS COMPONENTS AT MAINS VOLTAGE AS WELL AS ROTATING FANS DISCONNECT POWER BEFORE ANY OPERATION ON ELECTRICAL COMPONENTS OR FANS ACTHUNG VOR AL...

Страница 12: ...and HFC R407C environment friendly refrigerants Units for operation with R134a are available on special order from UNIFLAIR ITALIA Srl In order to prevent the refrigerant fluid diluting the oil and cr...

Страница 13: ...C B C C Cooling only Pompa di calore n a A B C B C C Heat pump Free cooling A B C B C n a n a Free cooling Free cooling silenziato A B C B C n a n a Low noise Free cooling n a Non disponibile n a Not...

Страница 14: ...wer supply of the thermostatic valve it is necessary to maintain the condensation pressure sufficiently high For this reason in the event of combined functioning of free cooling and mechanical cooling...

Страница 15: ...ng of the chillers avoid that the heat recovery plate exchanger D is powered by water which is too cold For this reason use of a three way valve VM is strongly advised yet remains the responsibility o...

Страница 16: ...with a fork lift inserting the forks under the base beams by inserting 4 sections of 50mm 4mm thick steel tube in the special holes in the base beams of the unit and using the ends as lifting points...

Страница 17: ...ling opzionale Aspirazione dell aria Estrazione filtri aria esterni opzionali Accesso a Ingresso Uscita acqua refrigerata acqua calda nel funzionamento in pompa di calore Ingresso Uscita recupero di c...

Страница 18: ...he safety devices In any case the safety regulations of the installation must be respected as well as the minimum access distances shown in the diagram below It is also recommended that the unit is pr...

Страница 19: ...GAS F 2 GAS F 1 1 4 GAS F 1 1 4 GAS F 00182 2 GAS F 2 GAS F 1 1 4 GAS F 1 1 4 GAS F 00202 2 GAS F 2 GAS F 1 1 4 GAS F 1 1 4 GAS F 00232 2 GAS F 2 GAS F 1 1 4 GAS F 1 1 4 GAS F 00252 2 GAS F 2 GAS F 1...

Страница 20: ...C 1 C 4 C 7 C 11 C Freezing 0 C 4 C 7 C 10 C 13 C 17 C NOTES 1 If it is necessary to produce liquid at less than 10 C Uniflair Italia srl must be informed at the time of ordering 2 The dimensions of t...

Страница 21: ...tank normally 2 5 bar i e 1 5 bar r pf The absolute tolerated pressure which must be less than the pressure at which the safety valve is set taking account of any difference in height between the val...

Страница 22: ...the unit shown in the diagram below PRE MARKED HOLES L1 L2 L3 N The are holes in the base of the electrical panel to allow passing of a power supply cable to be connected to the IG main switch termina...

Страница 23: ...pump motors 8 USE terminals 700 and 710 to signal a general alarm when one of the protection devices intervenes 9 CLOSE the IG main switch and check that the LEDs light up on the RSF phase sequence re...

Страница 24: ...he TUL local terminal or in addition to it in the latter case it should be connected to the REM board via an 8 core telephone cable In heat pump versions only in order to change the summer winter mode...

Страница 25: ...connection of the control to the supervision systems an optional serial board enables opto isolated interface with a standard RS422 network for the transmission of unit data at 1 2 kByte s Alternative...

Страница 26: ...to polarities as shown 4 The serial line must be closed by means of a 120 1 4W resistance placed between the TX RX and TX RX terminals of the board at the endline of the network 5 The address of the b...

Страница 27: ...e I Local 0 OFF Cooling Heating 3 SUMMER WINTER FUNCTION MODE SELECTION On heat pump units the SEI switch in the electrical panel is used to select Summer mode cooling Winter mode heating see micropro...

Страница 28: ...e section on Troubleshooting and to the mP20 microprocessor control instruction manual Use the local terminal to turn the unit off so that the pump stops at least 10 seconds after the chiller this pre...

Страница 29: ...rent alarms The main functions of the microprocessor control are chilled water temperature regulation anti freeze protection compressor protection and timing alarm code signalling and collection for c...

Страница 30: ...Version Version date The programming of the control parameters set points differentials alarm thresholds and the displaying of data and events set point readings monitored values function events and a...

Страница 31: ...or T1 CHILLER INTAKE T1 T2 RESERVOIR TANK CHILLER OUTPUT EXPANSION TANK PLATE EXCHANGER Refrigerant circuit diagram Sensor T2 on the chiller output line interrupts compressor function when the tempera...

Страница 32: ...set Refrigerant circuit R22 R407C High pressure pressostat AP1 AP2 27 5 bar manual Low pressure pressostat BP1 BP2 1 2 6 bar 1 4 bar 4 0 bar Anti freeze protection 1 4 C 4 C Refrigerant safety valve V...

Страница 33: ...0 170 1 18 33 40 170 8 0 28 0 87 1 3 KW kW Power absorbed in nominal conditions water 12 7 C outdoor 35 C 1 OA A Nominal operating current 1 FLA A Full load current 1 LRA A Start up 1 1 per motor PUMP...

Страница 34: ...ed in nominal conditions water 12 7 C outdoor 35 C 1 OA A Nominal operating current 1 FLA A Full load current 1 LRA A Start up 1 1 per motor PUMPS optionals Free cooling PUMP COMPLETE UNIT base versio...

Страница 35: ...r absorbed in nominal conditions water 12 7 C outdoor 35 C 1 OA A Nominal operating current 1 FLA A Full load current 1 LRA A Start up 1 1 per motor PUMPS optionals Free cooling PUMP COMPLETE UNIT bas...

Страница 36: ...versione base kg n a 530 550 620 635 655 800 850 Weight of basic version Peso con kg n a 630 650 730 745 765 935 985 Weight with pump group and gruppo pompe e serbatoio 1 2 3 tank Peso versione free...

Страница 37: ...e B Portata acqua nominale 1 l h 7595 8880 10235 Nominal water supply 1 Prevalenza disponibile 2 kPa 181 170 113 Available head pressure 2 ARA Versione pompa di calore ARA Heat pumps DATI TECNICI TECH...

Страница 38: ...Type C Type C Portata acqua nominale 1 l h 11990 13400 15180 16930 Nominal water supply 1 Prevalenza disponibile 2 kPa 111 109 140 133 Available head pressure 2 ARA Versione pompa di calore ARA Heat...

Страница 39: ...ODEL Alimentazione V ph Hz 400 3 50 Power supply Refrigerante R22 Refrigerant Potenza resa in free cooling 1 kW 25 0 30 9 32 7 33 5 Nom cooling capacity free cooling 1 Potenzialit frigorifera nomin In...

Страница 40: ...2 00302 MODEL Alimentazione V ph Hz 400 3 50 Power supply Refrigerante R22 Refrigerant Potenza resa in free cooling kW 35 0 44 9 Nominal cooling capacity free cooling Potenzialit frigorifera nomin in...

Страница 41: ...nsation air and that the distances given in the section on Positioning the chiller are respected Check that the temperature of the condensation air is within the unit s function limits Check that the...

Страница 42: ...s than 2 C With cold outside temperatures the LP pressostat intervenes before the cooling circuit is stable Set the LP pressostat inhibition time on start up to 120 seconds Insufficient refrigerant ch...

Страница 43: ...tor is overloaded Check that the unit is functioning within the temperature limits given in this manual The rotor is blocked Change the compressor THE COMPRESSOR IS NOISY Liquid return to the compress...

Страница 44: ...afety valve has intervened In the event that it is necessary to adjust the charge follow the instructions below If the circuit has been drained for the replacement of components a vacuum must be creat...

Страница 45: ...supercooling value 3 to 5 C and not the sight glass IMPORTANT WARNINGS Check the type of refrigerant used on the unit data plate and on the compressor data plate If it is necessary to top up the oil u...

Страница 46: ...ernal components All service and maintenance operations which require access to the internal components of the unit while it is operating must be carried out by qualified experts who are aware of the...

Страница 47: ...47...

Страница 48: ...48 UNIFLAIR ITALIA S r l Via dell industria 10 35020 BRUGINE Padova Italy Tel 39 0 49 9713211 Fax 39 0 49 5806906 Internet www UNIFLAIR com E mail INFO UNIFLAIR com Manual code digit 06MM001 00B0140...

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