MAXA bi-32V5C MIDI 0128, Technical Bulletin

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i-32V5C MIDI
Inverter Air/Water chillers with axial fan
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CONTENTS
1. DESCRIPTION OF UNIT AND TECHNICAL SPECIFICATIONS .................................................5
1.1 FRAMEWORK ............................................................................................................... 5
1.2 COMPRESSORS ............................................................................................................ 5
1.3 AIR SIDE HEAT EXCHANGER .........................................................................................5
1.4 UTILITY SIDE HEAT EXCHANGER ...................................................................................5
1.5 FAN .............................................................................................................................. 5
1.6 COOLING CIRCUIT ........................................................................................................ 5
1.7 ELECTRICAL AND CONTROL PANEL ..............................................................................6
1.8 CONTROL AND PROTECTIVE DEVICES ..........................................................................7
1.9 WATER CIRCUIT ............................................................................................................ 7
2. DESCRIPTION OF VERSIONS AND ACCESSORIES ................................................................7
2.1 VERSIONS .................................................................................................................... 7
2.2 LIST OF ACCESSORIES .................................................................................................. 7
2.3 DESCRIPTION OF ACCESSORIES ...................................................................................8
2.3.1 Factory-fitted standard components ........................................................................8
2.3.2 Factory-fitted optional accessories ...........................................................................9
2.3.3 Standard components supplied separately/activatable after delivery .....................9
2.3.4 Optional accessories supplied separately/activatable after delivery .......................9
3. INSTALLATION .................................................................................................................. 10
3.1 UNIT DIMENSIONS,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 unit ...........................................................................16
4.1.3 Minimum water content and hydraulic circuit volumes .........................................17
4.1.4 Condansate drainage system ..................................................................................17
4.1.5 System charging / discharging ................................................................................17
4.1.6 Air vent valve .......................................................................................................... 18
5. TECHNICAL DATA ............................................................................................................. 19
5.1 CHILLER DATA SHEET .................................................................................................19
5.2 DATA SHEET FOR DESUPERHEATER UNIT ...................................................................20
5.3 UNIT AND AUXILIARY ELECTRICAL DATA ....................................................................21
6. CORRECTIVE FACTORS ..................................................................................................... 21
6.1 CORRECTION FACTORS FOR USE OF WATER-GLYCOL MIXTURE .................................21
6.2 SCALING CORRECTION FACTORS ...............................................................................21
6.3 CALIBRATIONS AND PROTECTIONS CONTROLS .........................................................21
6.4 CORRECTION FACTORS DEPENDING ON ALTITUDE ...................................................22
7. HYDRONIC GROUP DATA .................................................................................................23