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CONTENTS
1 - INTRODUCTION ..................................................................................................................................................................... 4
1.1 - Installation safety considerations ...........................................................................................................................................4
1.2 - Equipment and components under pressure ........................................................................................................................ 4
1.3 - Maintenance safety considerations ........................................................................................................................................ 4
1.4 - Repair safety considerations ................................................................................................................................................... 5
2 - PRELIMINARY CHECKS ...................................................................................................................................................... 6
2.1 - Check equipment received ...................................................................................................................................................... 6
2.2 - Moving and siting the unit ....................................................................................................................................................... 7
3 - DIMENSIONS, CLEARANCES, WEIGHT DISTRIBUTION ......................................................................................... 8
3.1 - 30HXC 080-190 .........................................................................................................................................................................8
3.2 - 30HXC 200-375 .........................................................................................................................................................................9
3.3 - 30GX 082-182 ......................................................................................................................................................................... 10
3.4 - 30GX 207-358 ......................................................................................................................................................................... 11
3.5 - Multiple chiller installation ...................................................................................................................................................12
4 - PHYSICAL AND ELECTRICAL DATA FOR 30HXC UNITS ......................................................................................13
4.1 - Physical data 30HXC .............................................................................................................................................................13
4.2 - Electrical data 30HXC ........................................................................................................................................................... 13
4.3 - Electrical data, 30HXC compressors ...................................................................................................................................14
4.4 - Electrical data for 30HXC units with high condensing temperatures (option 150/150A) ............................................ 14
4.5 - Unit characteristics for 30HXC units with very low temperature option (option 6) ..................................................... 15
5 - PHYSICAL AND ELECTRICAL DATA FOR UNITS 30GX ........................................................................................18
5.1 - Physical data 30GX ................................................................................................................................................................ 18
5.2 - Electrical data 30GX ..............................................................................................................................................................18
5.3 - Electrical data, 30GX and 30HXC compressors, option 150 + 150A ............................................................................... 19
6 - APPLICATION DATA ...........................................................................................................................................................20
6.1 - Unit operating range .............................................................................................................................................................. 20
6.2 - Minimum chilled water flow ................................................................................................................................................. 20
6.3 - Maximum chilled water flow ................................................................................................................................................. 21
6.4 - Variable flow evaporator ....................................................................................................................................................... 21
6.5 - System minimum water volume ........................................................................................................................................... 21
6.6 - Cooler flow rate (l/s) ..............................................................................................................................................................21
6.7 - Condenser flow rate (l/s) ....................................................................................................................................................... 21
6.8 - Evaporator pressure drop curve ...........................................................................................................................................22
6.9 - Condenser pressure drop curve ............................................................................................................................................22
7 - ELECTRICAL CONNECTION ............................................................................................................................................ 23
7.1 - Electrical connections 30HXC units ....................................................................................................................................23
7.2 - Electrical connections 30GX units ....................................................................................................................................... 24
7.3 - Power supply ........................................................................................................................................................................... 25
7.4 - Voltage phase imbalance (%) ...............................................................................................................................................25
7.5 - Recommended wire sections ................................................................................................................................................ 27
8 - WATER CONNECTIONS ...................................................................................................................................................... 29
8.1 - Operating precautions ........................................................................................................................................................... 29
8.2 - Water connections .................................................................................................................................................................. 30
8.3 - Flow control ............................................................................................................................................................................30
8.4 - Evaporator (and condenser for the 30HXC) water box bolt tightening ......................................................................... 31
8.5 - Frost protection ......................................................................................................................................................................31
8.6 - Operation of two units in master/slave mode .....................................................................................................................31
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