Manual Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS

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  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 1

    QLAC TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS 06617645-02 TEV L TD, A RMY T AGE ROAD, BRIG HOUSE , W EST YORKSHI RE, HD6 1QF . + 44 (0) 14 84 40 5630 +4 4 (0) 1484 4056 20 sale s@qua rtz.c o.uk www . quartz .co .uk TE L: F A X: EM AIL : WEB : ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 2

    06617645-02 2 INDEX Page Declaration of conformity 3 Technical features 4 Technical data 7 QLAC LS cooling capacities and compressor input power 12 QLAC /HP/LS heating capacities and compressor input power 17 Evaporator pressure drops 19 QLAC K1 – K2 Water pumps - available static pressure 20 Free cooling capacities 21 Correction tables 23 Electr ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 3

    06617645-02 3 EC DECLARATION OF CONFORMITY Herewith TEV Ltd declare that the ai r conditioning equipment designated below is in accordance w ith the essential requirements of current EC Directives. This declaration is based on the design and construction of the equipment in the fo rm brought onto the market by TEV Ltd. If alterations are made to th ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 4

    06617645-02 4 TECHNICAL FEATURES Frame All QLAC unit enclosures are manufactured from hot -galvanised sheet steel, painted with polyurethane powder enamel and stoved at 180°C to provide a durable, corrosion resistant finish. The frame is self- supporting with removable panels. All screws and rivets are made from stainless steel. The paint colour i ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 5

    06617645-02 5 Evaporators The plate evaporators are made of 316 stainless steel, braze-welded. Unit sizes 040 to size 130 have a single water side circuit. From unit size 140 upwards, t he circuits are double “cross flow” type. The use of these types of evaporator allows a significant reduction of the refrigerant charge for the unit compared to ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 6

    06617645-02 6 OTHER VERSIONS The following versions all incorporate energy efficienc y features that make a valuable contribution to enabling compliance with the European Energy Pe rformance of Buildings Directive and the 2006 amendments to Part L of the UK Building Regulations. Heat pump version (HP) Heat pump versions are provided with a 4-way re ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 7

    06617645-02 7 WATER CHILLERS AND HEAT PUMPS QLAC / LS (Low noise version) TECHNICAL DATA MOD. 040 045 050 060 070 080 090 110 Refrigerant R407C R407C R407C R407C R407C R407C R407C R407C Cooling capacity kW 37 45,0 52,0 58,0 64,0 78,0 90,0 104,0 Compressor input power kW 12, 6 15,1 17,2 19,3 21, 5 25,8 29,9 33,9 Water flow rate l/h 6490 7910 9290 10 ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 8

    06617645-02 8 WATER CHILLERS AND HEAT PUMPS QLAC / LS (Low noise version) TECHNICAL DATA MOD. 120 130 140 160 190 210 240 260 Refrigerant R407C R407C R407C R407C R407C R407C R407C R407C Cooling capacity kW 115,5 128 142 156 181 206,1 232 256 Compressor input power kW 38 42,1 47,3 51,7 59,7 67,8 76 84,2 Water flow rate l/h 20640 22190 24600 27180 31 ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 9

    06617645-02 9 WATER CHILLERS AND HEAT PUMPS QLAC / LS (Low noise version) TECHNICAL DATA MOD. 300 320 380 430 500 Refrigerant R407C R407C R407C R407C R407C Cooling capacity kW 290 321 383 432 481 Compressor input power kW 92,4 100,6 126,4 138,7 150,9 Water flow rate l/h 49880 55200 65800 74300 82700 Water pressure drop kPa 34 39 32 38 44 Free cooli ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 10

    06617645-02 10 WATER CHILLERS AND HEAT PUMPS QLAC / XL (Extra Low noise version) TECHNICAL DATA MOD. 040 045 050 060 070 080 090 110 Refrigerant R407C R407C R407C R407C R407C R407C Cooling capacity kW ### ### 52 58 64 78 90 104 Compressor input power kW 17,2 19,3 21, 5 25,8 29,9 33,9 Water flow rate l/h 9290 10320 11520 13590 15650 18400 Water pres ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 11

    06617645-02 11 WATER CHILLERS AND HEAT PUMPS QLAC / XL (Extra Low noise version) TECHNICAL DATA MOD. 120 130 140 160 190 210 240 260 Refrigerant R407C R407C R407C R407C R407C R407C Cooling capacity kW 115,5 128 142 156 181 206,1 ### ### Compressor input power kW 38 42,1 47,3 51,7 59,7 67,8 Water flow rate l/h 20640 22190 24600 27180 31990 36290 Wat ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 12

    06617645-02 12 QLAC / LS (LOW NOISE VERSION) COOLING CAPACITIES AND COMPRESSOR INPUT POWER PF (kW) PA (kW) TA (°C) TA (°C) MOD. TU (°C) 20 25 30 35 40 45 20 25 30 35 40 45 -5 26,64 24,98 23,36 21,79 --- --- 9,39 10,50 11,71 13,02 --- --- -3 29,27 27,48 25,74 24,04 --- --- 9,36 10,50 11,76 13,13 --- --- -1 32,07 30,15 28,28 26,44 --- --- 9,32 10, ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 13

    06617645-02 13 QLAC / LS (LOW NOISE VERSION) COOLING CAPACITIES AND COMPRESSOR INPUT POWER PF (kW) PA (kW) TA (°C) TA (°C) MOD. TU (°C) 20 25 30 35 40 45 20 25 30 35 40 45 -5 49,33 46,44 43,48 40,47 --- --- 15,63 17,47 19,51 21,77 --- --- -3 53,68 50,59 47,43 44,21 --- --- 15,65 17,51 19,60 21,92 --- --- -1 58,31 55,01 51,64 48,21 --- --- 15,66 ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 14

    06617645-02 14 COOLING CAPACITIES AND COMPRESSOR INPUT POWER PF (kW) PA (kW) TA (°C) TA (°C) MOD. TU (°C) 20 25 30 35 40 45 20 25 30 35 40 45 -5 88,37 82,32 76,09 69,68 --- --- 27,64 31,00 34,96 39,62 --- --- -3 96,55 90,15 83,54 76,75 --- --- 27,75 31,07 34,98 39,56 --- --- -1 105,2 98,48 91,49 84,29 --- --- 27,87 31,15 35,02 39,54 --- --- 1 11 ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 15

    06617645-02 15 COOLING CAPACITIES AND COMPRESSOR INPUT POWER PF (kW) PA (kW) TA (°C) TA (°C) MOD. TU (°C) 20 25 30 35 40 45 20 25 30 35 40 45 -5 137,1 128,7 120,0 111,0 --- --- 43,27 48,48 54,40 61,08 --- --- -3 149,3 140,5 131,2 121,7 --- --- 43,32 48,56 54,53 61,28 --- --- -1 162,3 152,9 143,2 133,1 --- --- 43,37 48,63 54,63 61,44 --- --- 1 17 ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 16

    06617645-02 16 COOLING CAPACITIES AND COMPRESSOR INPUT POWER PF (kW) PA (kW) TA (°C) TA (°C) MOD. TU (°C) 20 25 30 35 40 20 25 30 35 40 1 275.9 258.8 240.9 221.8 201.4 65.7 73.2 81.8 91.8 103.3 3 299.9 281.7 262.8 242.7 221.4 66.1 73.5 82.1 92.0 103.5 5 325.5 306.1 286.0 264.9 242.5 66.5 73.8 82.3 92.2 103.6 7 352.7 332.1 310.7 288.4 264.9 67.0 ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 17

    06617645-02 17 HEATING CAPACITIES AND COMPRESSOR INPUT POWER PC (kW) PA (kW) TU (°C) TU (°C) MOD. TA (°C) 30 35 40 45 50 55 30 35 40 45 50 55 -5 25,1 --- --- --- --- --- 9,1 --- --- --- --- --- 0 30,3 29,8 --- --- --- --- 9,2 10,2 --- --- --- --- 5 36,2 35,6 35,1 --- --- --- 9,2 10,3 11,5 --- --- --- 8 40,2 39,4 38,8 38,5 --- --- 9,1 10,2 11,5 1 ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 18

    06617645-02 18 QLAC / HP / LS (LOW NOISE VERSION) HEATING CAPACITIES AND COMPRESSOR INPUT POWER PC (kW) PA (kW) TU (°C) TU (°C) MOD. TA (°C) 30 35 40 45 50 55 30 35 40 45 50 55 -5 82,2 --- --- --- --- --- 26,8 --- --- --- --- --- 0 97,9 96,1 --- --- --- --- 26,8 30,2 --- --- --- --- 5 116,6 113,8 111,5 --- --- --- 27,0 30,3 34,1 --- --- --- 8 12 ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 19

    06617645-02 19 EVAPORATOR PRESSURE DROPS 10 20 30 40 50 60 70 80 5000 10000 15000 20000 10 20 30 40 50 60 70 80 15000 20000 25000 30000 A: QLAC 040-045 B: QLAC 050 C: QLAC 060-070 D: QLAC 080 E: QLAC 090 F: QLAC 110 G: QLAC 120 H: QLAC 130 10 20 30 40 50 60 70 80 25000 30000 35000 40000 45000 50000 10 20 30 40 50 60 40000 50000 60000 70000 80000 90 ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 20

    06617645-02 20 WATER PUMPS AVAILABLE STATIC PRESSURE 60 80 100 120 140 160 180 200 220 240 5000 10000 15000 20000 40 60 80 100 120 140 160 180 200 220 15000 20000 25000 30000 A: QLAC 040,045,050,060,070 B: QLAC 080, 090 C: QLAC 110, 120 D: QLAC 130, 140 80 100 120 140 160 180 200 220 240 20000 25000 30000 35000 40000 45000 50000 100 120 140 160 180 ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 21

    06617645-02 21 FREE COOLING CAPACITY Free cooling capacity correction factor FCC 0 0, 5 1 1, 5 2 2, 5 3 -20 -1 5 -10 -5 0 5 10 Ambient air temperature (°C) Mod . 040 045 050 060 070 080 090 110 Nominal Free cooling capacity kW --- --- 43 43 43 45 70 72 Mod . 120 130 140 160 190 210 240 260 Nominal Free cooling capacity k W 72 72 94 94 110 115 135 ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 22

    06617645-02 22 PARTIAL HEAT RECOVERY CAPACITY Mod. 040 045 050 060 070 080 090 110 Partial heat recovery nominal capacity kW 9,5 12,8 13,0 15,0 15,3 18,5 21,5 24,8 Water flow l/h 1635 2200 2240 2580 2630 3190 3700 4270 Water pressure drops kPa 10 14 11 15 16 18 11 15 Mod. 120 130 140 160 190 210 240 260 Partial heat recovery nominal capacity kW 27, ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 23

    06617645-02 23 COMPRESSORS CAPACITY STEP CONTROLS CORRECTION TABLE Operation w ith glycol Water temp. Gly col WFCF PDCF 10% 1,012 1,125 20% 1,048 1,32 7 35% 1,109 1,62 10% 0,870 0,85 20% 0,875 0,92 3 35% 0,925 1,13 10% 0,710 0,64 20% 0,730 0,85 -2 35% 0,770 1,05 10% --- --- 20% 0,600 0,56 -5 35% 0,625 0,7 WFCF = Water flow correction factor PDCF = ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 24

    06617645-02 24 ELECTRICAL DATA Model 040 045 050 060 070 080 090 110 Pow er line fuses A 50 63 63 80 100 100 125 125 Pow er line cable section mm² 10 10 16 16 25 25 25 35 Model 120 130 140 160 190 210 240 260 Pow er line fuses A 160 200 200 200 250 250 350 400 Pow er line cable section mm² 50 50 50 50 70 95 120 150 Pow er supply V/~/Hz 400 / 3 / ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 25

    06617645-02 25 Installation Instructions – General - When installing or servicing the unit, you must follo w the instructions given in this manual and on labels attached to the unit. - As the chiller is charged with refrigerant under pressure and unauthorised access to the electrical components provides a shock hazard, any work performed on the u ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 26

    06617645-02 26 HYDRAULIC CONNECTIONS Unit water pipe-work must be installed in accordance with national and local regulations. Pipes can be steel, galvanized steel, copper or PVC. Pipes have to be designed depending on the nominal water flow and the hydraulic pressure drops of the system. All pipes must be insulated with closed-cell material of ade ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 27

    06617645-02 27 (QLAC / FC FREE COOLING VERSION) FREE COOLING SYSTEMS MUST ALWAYS BE FILLED WITH GLYCOL SOLUTION The free cooling versions can operate in 3 different operating modes. The free-cooling coil is installed in series with the water chiller evaporator; the 3 way valv e controls the water flow through the coil. When the ambient temperature ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 28

    06617645-02 28 ELECTRICAL CONNECTIONS Disconnect the electrical supply before undertaking any w ork on the unit. All electrical w ork must be undertaken by suitably qualified personnel . The electrical supply must match the nominal electr ical data (voltage, phase, frequency) shown on the label in the front panel of the unit. Power connections must ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 29

    06617645-02 29 Refrigerant charge checking • A few minutes after start up, working on cooling oper ating mode, check that condensing temperature, is approximately 15 °C higher than condenser inlet air temperature. Also check that the evaporation temperature is about 5 °C lower t han the evaporator outlet temperature. • When the unit has stabi ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 30

    06617645-02 30 MAINTENANCE AND PERIODIC CHECKS All maintenance and service operations MUST BE CARRIED OUT BY TRAINED PERSONNEL. Disconnect the electrical supply before undertaking any w ork on the unit. (Any servicing performed w h en the supply is connected w ill need a suitable risk assessment). The compressor casing and discharge line of the com ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 31

    06617645-02 31 Environmental Protection European legislation regarding the use of ozone depleting s ubstances forbids the release of refrigerants to the atmosphere. They must be reclaimed and returned to the vendor, or to authorised re-cyclers at the end of their operating life. R407C refrigerant is deemed to be a controlled substanc e and is there ...

  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 32

    06617645-02 32 DIMENSIONS ...

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  • Quartz TECHNICAL MANUAL AIR COOLED WATER CHILLERS AND HEAT PUMPS WITH AXIAL FANS - page 42

    06617645-02 42 TEV L TD, A RMY T A GE RO AD, BRIG HOUSE , W EST YORKSH IRE, HD6 1QF . + 44 ( 0) 14 84 40 5630 +4 4 ( 0) 1484 4056 20 sale s@qua rtz.c o.uk www . quar tz.co .uk TE L: F AX: EM AIL : W EB : ...

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