MAXA bi-32V5C MIDI 0128 Technical Bulletin Download Page 2

Page: 2 / 36

10-2021

0121, 0126 data update for fan change, added data version BT, change of Lw values, added

data version SL, UNI/TS 11300-4 and 11300-4 data modification, circulator curves update,

added minimum Hz function description

01-2021

First emission

Rev

Date

Compiled Approved

Note

Code

Serie

BTE01040101002.01

Inverter Air/Water chillers with axial fan

Summary of Contents for bi-32V5C MIDI 0128

Page 1: ...ecifications provided in this manual It is besides forbidden the reproduction under any form of the texts of the figures contained in this manual This manual is a translation from the official italian language version For reasons of environmental respect the Company will not provide the hard copy in the original language which could be directly requested or downloaded from the Company website at a...

Page 2: ...nge of Lw values added data version SL UNI TS 11300 4 and 11300 4 data modification circulator curves update added minimum Hz function description 00 01 2021 EM AR First emission Rev Date Compiled Approved Note Code Serie BTE01040101002 01 Inverter Air Water chillers with axial fan ...

Page 3: ...MENSIONS HYDRAULIC CONNECTIONS WEIGHTS AND CENTRE OF GRAVITY POSITION 10 3 1 1 Net dimensions and with packaging 10 3 1 2 Detail of connections and location 11 3 1 3 Weights 11 3 1 4 Location of the centre of gravity and vibrations dampers 11 3 2 TECHNICAL SERVICE AREAS 12 4 HYDRAULIC CIRCUIT 14 4 1 SYSTEM WATER SPECIFICATIONS 15 4 1 1 Typical hydraulic scheme 15 4 1 2 Hydraulic diagram inside the...

Page 4: ...PORATOR 26 9 2 CHILLED WATER PRODUCTION SUMMER OPERATION 26 9 3 AMBIENT AIR TEMPERATURE AND SUMMARY TABLE 26 10 PERFORMANCE TABLE 28 10 1 COOLING STANDARD VERSION 28 10 2 COOLING BT VERSION 28 10 3 EER VALUES FOR CALCULATING THE ENERGY PERFORMANCE OF BUILDINGS ACCORD ING TO UNI TS 11300 3 30 10 3 1 Model i 32V5 MIDI 0121 30 10 3 2 Model i 32V5 MIDI 0126 30 10 3 3 Model i 32V5 MIDI 0128 31 10 3 4 M...

Page 5: ...th the same frontal sur face area compared to traditional exchangers and a lower refrigerant charge On request the coils can have surface treatments to allow greater resistance to corrosion 1 4 UTILITY SIDE HEAT EXCHANGER Gliscambiatoripossonoessereequipaggiatidiresistenzaelettricaantigelo accessorioopzionaleKA1 BrazedplateheatexchangermadeofAISI304 stainless steel coated with black flexible close...

Page 6: ...L FAN TE DS 1 TEMPERATURE PROBE DS RD DELIVERY LINE TE EXT 1 OUTDOOR AIR PROBE RL LIQUID LINE TE PD 1 WATER OUTLET TEMPERATURE PROBE DS RS SUCTION LINE DHW IN DESUPERHEATER WATER INLET BV 1 SPHERE VALVE DHW OUT DESUPERHEATER WATER OUTLETS DS 1 DESUPERHEATER W IN WATER INLET P DS 1 DESUPERHEATER CIRCUIT CIRCULATOR W OUT WATER OUTLET ON BOARD ACCESSORY 1 7 ELECTRICAL AND CONTROL PANEL Completely man...

Page 7: ...tch safety valve 6 bar to be connected to a collection system and manual air venting valve 2 DESCRIPTION OF VERSIONS AND ACCESSORIES 2 1 VERSIONS The available versions are i 32V5C Midi standard version chiller i 32V5C DS Midi chiller with desuperheater The unit with desuperheater includes the addition of a brazed plate type heat exchanger made of AISI 316 stainless steel factory insulated using c...

Page 8: ...uch HUB Cloud App x x Remote display Touch screen Hi TV415 x x Remote controll I Cr x x 2 3 DESCRIPTION OF ACCESSORIES 2 3 1 Factory fitted standard components Electronic expansion valve expansion valve designed for the control and continuous regulation of the amount of refrigerant fed into the evaporator Changes in thermal load may be followed quickly so as to achieve optimised consumption Electr...

Page 9: ... value must be set according to the percentage of glycol in the system and the freezing point of the mixture GI Plant management module allows the management of the following functions Compressor ON OFF signalling General alarm signalling Machine block signalling Three phase relay for sequence shortage monitoring min max voltage detection signals if all three phases are present in the correct sequ...

Page 10: ... or smartphone via the app downloadable from the My Maxa online store It allows winter and summer climate control Remote touch screen display Hi TV415 remote touch screen control for the centralised management of a chiller heat pump network it integrates humidity and temperature sensors for the thermo hygrometric analysis of the environment and the management of the double set point for radiant fl...

Page 11: ...0121 1 M 0126 1 M 0128 1 1 4 M 0132 1 1 4 M E 788 58 85 IN OUT 3 1 3 Weights Model i 32V5C Midi Shipping weight kg Operating weight kg 0121 215 205 0126 215 205 0128 225 215 0132 225 215 3 1 4 Location of the centre of gravity and vibrations dampers The position of the centre of gravity of each machine is shown in the tables with reference to the dimensions shown in the image ...

Page 12: ...rt slab of adequate size for the unit The units transmit a low level of vibration to the ground it is never theless advisable to place anti vibration mounts between the base frame and the support surface SUSPENDED INSTALLATION IS PROHIBITED The support surface must have a sufficient capacity to support the weight of the unit which can be seen on the technical label affixed to the machine and in th...

Page 13: ...nings or wells where the gas could accumulate Avoid installing the unit under any type of cover such as a roof canopy carport or similar It is very important to avoid recirculation phenomena between suction and delivery otherwise the performance of the unit will deteriorate or even interrupt normal operation In this respect it is absolutely necessary to guarantee the minimum service spaces indicat...

Page 14: ...s must be carefully sized according to the nominal water flow rate of the unit and the pressure drops of the hydraulic circuit All hydraulic connections must be insulated using closed cell material of adequate thickness The chiller must be connected to the piping using new non reused flexible couplings It is recommended to install the following components in the hydraulic circuit Thermometers to m...

Page 15: ...itch is tampered with or removed or if the wa ter filter and deflector are not present in the unit the warranty will be void Refer to the wiring diagram enclosed with the unit for the connection of the flow switch Never jumper the flow switch connections in the terminal block The heating system and safety valves must conform to the requirements of EN 12828 4 1 SYSTEM WATER SPECIFICATIONS To ensure...

Page 16: ...c diagram inside the unit The hydraulic diagram for connection to the unit is shown below W IN W OUT KA1 DV1 RV1 FC1 AV1 TE IN1 P1 EV1 TE OUT1 LEGEND EV 1 PLATE HEAT EXCHANGER W IN WATER INLET DV 1 DRAIN TAP W OUT WATER OUTLET RV 1 SAFETY VALVE P 1 ELECTRONIC CIRCULATOR TE IN 1 USER WATER INLET TEMPERATURE PROBE AV 1 AUTOMATIC AIR VENT VALVE ...

Page 17: ...ion of water inside the refrigeration compartment 4 1 5 System charging discharging CAUTION supervise all filling top up operations CAUTION before filling topping up the system disconnect power to the units CAUTION the system must always be filled topped up in controlled pressure conditions 1 3 bar Make sure that a pressure reducer and safety valve have been installed on the filling top up line CA...

Page 18: ...ects such as premature corrosion and wear lower efficiency and reduced exchange yield The device also has a safety function in that in the event of a break in the exchanger it allows the refrigerant gas to escape into the external air preventing it from being transported to the internal terminals It is possible to leave the valve in the closed position by closing the cap on the outlet by loosening...

Page 19: ...air flow rate m3 h 8091 8407 12873 12836 Internal heat exchang er Type of internal heat exchanger A piastre N internal heat exchangers 1 1 1 1 Water content L 1 7 1 7 2 1 2 1 Hydraulic circuit Useful head 1 kPa 79 1 55 8 66 3 50 2 Water content of hydronic circuit L 2 4 2 4 3 4 3 4 Maximum pressure hydronic kit safety valve calibration bar 6 6 6 6 Hydraulic connections inch 1 M 1 M 1 1 4 M 1 1 4 M...

Page 20: ...co DS kPa 0121 20 9 6 0 3 50 7 2 19 1 20 8 6 0 3 46 5 4 11 5 0126 26 2 8 1 3 24 9 8 34 1 26 0 8 1 3 20 7 6 21 2 0128 28 4 8 2 3 48 10 2 28 7 28 3 8 3 3 43 7 8 17 7 0132 32 4 10 0 3 23 12 5 41 9 32 1 10 1 3 17 9 8 26 6 The useful heads of the circulator associated with the desuperheater are shown below The operating points shown in the previous table are also represented Model i 32V5C Midi 0121 012...

Page 21: ...sure drop must be applied to the values obtained without the use of glycol The correction factor for water flow rate shall be calculated to maintain the same temperature difference as would be obtained without the use of glycol The pressure drop correction factor is applied to the water flow rate value corrected by the water flow rate correction factor Percentage of glycol Freezing point C Yeld co...

Page 22: ... for the freezing temperature 6 4 CORRECTION FACTORS DEPENDING ON ALTITUDE The correction factors for performance as a function of altitude are calculated for cooling under the conditions 1 in the above technical data tables and are given for altitudes of 500 1000 1500 and 2000 m Altitude m 500 1000 1500 2000 Correction factors cooling capacity 0 9888 0 9762 0 9618 0 9466 Correction factor for pow...

Page 23: ... Flow rate m l s Useful head p models 0121 0126 kPa Useful head p models 0128 0132 kPa 0 5 107 5 111 2 0 6 103 6 108 8 0 7 98 8 105 6 0 8 93 0 101 6 0 9 86 2 96 9 1 0 78 4 91 3 1 1 69 7 85 0 1 2 60 0 78 0 1 3 49 3 70 1 1 4 37 4 61 5 1 5 24 4 52 1 1 6 10 5 42 0 0 0 10 0 20 0 30 0 40 0 50 0 60 0 70 0 80 0 90 0 100 0 110 0 120 0 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 p kPa m l s p 0121 0126 ...

Page 24: ...12 96 1 6 19 63 14 75 1 7 22 16 16 65 1 8 24 85 18 66 7 3 CIRCULATOR PUMP CURVES We report the range of useful heads that the machine guarantees during circulator modulation i 32V5C Midi 0121 0126 0 10 20 30 40 50 60 70 80 90 100 110 120 0 5 0 6 0 7 0 8 0 9 1 0 1 1 1 2 1 3 1 4 p kPa m l s i 32V5C Midi 0128 0132 0 10 20 30 40 50 60 70 80 90 100 110 120 0 5 0 6 0 7 0 8 0 9 1 0 1 1 1 2 1 3 1 4 p kPa ...

Page 25: ... 1m dB A Sound pres sure level at 10m dB A 63 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 0121 48 7 63 1 65 8 63 8 69 3 66 1 60 2 73 57 1 41 5 0126 49 3 63 7 66 4 64 4 70 0 66 8 60 9 74 58 1 42 5 0128 59 6 59 8 65 9 72 0 68 1 66 5 63 9 75 59 1 43 5 0132 60 3 60 5 66 6 72 7 68 8 67 2 64 6 76 60 1 44 5 0 0 5 0 10 0 15 0 20 0 25 0 30 0 35 0 40 0 45 0 50 0 55 0 60 0 65 0 70 0 75 0 80 0 63 125 250 ...

Page 26: ...C Midi 0121 0126 0128 0132 Minimum water flow rate to be guar anteed in chiller mode condition 1 data sheet l s 0 618 0 773 0 839 0 950 Maximum guaranteed water flow rate in chiller mode condition 1 data sheet l s 1 65 2 06 2 24 2 53 Flow switch intervention flow rate decreasing flow l s 0 445 0 445 0 528 0 528 Flow switch intervention flow rate increasing flow l s 0 477 0 477 0 588 0 588 When the...

Page 27: ...s with axial fan 27 Below are the graphical operating limits 10 5 0 5 10 15 20 25 20 15 10 5 0 5 10 15 20 25 30 35 40 45 50 55 Tw C Ta C Cooling Cooling BT A A the maximum Hz function has no effect Ta C Air temperature Tw C Water temperature ...

Page 28: ...25 2 6 68 3 77 27 8 6 87 4 05 21 2 4 40 4 82 23 3 4 46 5 22 25 5 4 53 5 63 35 24 2 7 98 3 03 25 9 8 15 3 18 28 6 8 40 3 40 21 4 5 24 4 08 23 5 5 34 4 40 25 7 5 44 4 72 40 22 9 8 74 2 62 24 5 8 89 2 76 27 0 9 14 2 95 20 3 5 90 3 44 22 3 5 97 3 74 24 4 6 04 4 04 45 19 8 8 62 2 30 21 2 8 74 2 43 23 4 8 92 2 62 18 9 6 44 2 93 20 9 6 51 3 21 22 9 6 58 3 48 0128 20 26 7 5 17 5 16 28 5 5 24 5 44 31 4 5 3...

Page 29: ...6 97 2 50 19 6 7 15 2 74 22 1 7 35 3 01 35 13 8 7 66 1 80 15 6 7 89 1 98 17 7 8 11 2 18 20 0 8 35 2 40 22 5 8 57 2 63 40 12 7 8 26 1 54 14 5 8 49 1 71 16 5 8 72 1 89 18 6 8 98 2 07 20 9 9 24 2 26 45 10 8 8 28 1 30 12 4 8 51 1 46 13 9 8 62 1 61 16 0 8 89 1 80 17 9 9 15 1 96 0128 20 15 7 5 68 2 76 17 7 5 78 3 06 20 0 5 88 3 40 22 6 6 02 3 75 25 6 6 12 4 18 25 15 7 6 31 2 49 17 7 6 46 2 74 20 0 6 61 ...

Page 30: ...t full load 10 3 1 Model i 32V5 MIDI 0121 Outside air dry bulb temperature C Load factor F EER Cooling capacity kW 35 100 3 50 20 7 30 75 4 28 15 5 25 50 4 97 10 3 20 25 5 72 9 30 0 0 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5 5 0 5 5 6 0 6 5 0 10 20 30 40 50 60 70 80 90 100 EER F C Load factor F EER 20 C xC 0 95 20 5 43 0 94 15 5 38 0 87 10 4 98 0 71 5 4 06 0 46 2 2 63 0 29 1 1 66 10 3 2 Model i 32V5 MI...

Page 31: ...40 50 60 70 80 90 100 EER F C Load factor F EER 20 C xC 0 95 20 5 85 0 94 15 5 78 0 87 10 5 35 0 71 5 4 37 0 46 2 2 83 0 29 1 1 78 10 3 4 Model i 32V5 MIDI 0132 Outside air dry bulb temperature C Load factor F EER Cooling capacity kW 35 100 3 13 31 8 30 75 4 13 23 8 25 50 5 04 15 9 20 25 5 87 11 9 0 0 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5 5 0 5 5 6 0 6 5 0 10 20 30 40 50 60 70 80 90 100 EER F C Load...

Page 32: ...e and or suc on the work environments Advice for safe use Do not breath in fumes or aerosol Storage Close carefully and store in a cool dry and well ven lated area Keep in original containers Incompa ble products explosive ﬂammable materials organic peroxide EXPOSURE CONTROLS PERSONAL PROTECTION Control parameters OEL data not available DNEL Derived no eﬀect level workers long term systemic eﬀects...

Page 33: ...i 32V5C MIDI Inverter Air Water chillers with axial fan 33 ...

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Page 36: ...34 ADVANTIX SpA Via S Giuseppe Lavoratore 24 37040 Arcole VR Italy Tel 39 045 76 36 585 E mail info advantixspa it www maxa it ...

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