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CONTENTS
1 - INTRODUCTION ..................................................................................................................................................................... 4
1.1 - Check equipment received ...................................................................................................................................................... 4
1.2 - Installation safety considerations ........................................................................................................................................... 4
1.3 - Equipment and components under pressure ........................................................................................................................5
1.4 - Maintenance safety considerations ........................................................................................................................................5
1.5 - Repair safety considerations ................................................................................................................................................... 6
2 - MOVING AND SITING THE UNIT ...................................................................................................................................... 7
2.1 - Moving ....................................................................................................................................................................................... 7
2.2 - Siting the unit ............................................................................................................................................................................ 7
2.3 - Checks before system start-up ................................................................................................................................................ 8
3 - DIMENSIONS, CLEARANCES ............................................................................................................................................. 9
3.1 - 30RB 162-262 “B”, standard units .......................................................................................................................................... 9
3.2 - 30RB 162-262 “B”, option 280 .............................................................................................................................................. 10
3.3 - 30RB 302-522 .......................................................................................................................................................................... 11
3.4 - 30RB 602-802 .......................................................................................................................................................................... 12
3.5 - Multiple chiller installation ................................................................................................................................................... 12
4 - PHYSICAL DATA - 30RB ....................................................................................................................................................13
4.1 - 30RB 162-262 "B" standard units ....................................................................................................................................... 13
4.2 - 30RB 162-262 "B" units with option 280 and 30RB 302-802 units .................................................................................. 14
5 - ELECTRICAL DATA - 30RB................................................................................................................................................ 15
5.1 - 162-262 “B” standard (units and units with option 280) and 30RB 302-802 units ..........................................................15
5.2 - Short-circuit stability current ................................................................................................................................................ 15
5.3 - Electrical data, hydronic module (sizes 162 to 522) ........................................................................................................... 16
5.4 - Compressor usage and electrical data..................................................................................................................................17
5.5 - Electric power user reserve ................................................................................................................................................... 17
6 - APPLICATION DATA ........................................................................................................................................................... 18
6.1 - Unit operating range .............................................................................................................................................................. 18
6.2 - Minimum chilled water flow (units without hydronic module) ........................................................................................ 18
6.3 - Maximum chilled water flow (units without hydronic module) ....................................................................................... 19
6.4 - Variable flow evaporator .......................................................................................................................................................19
6.5 - Minimum system water volume ............................................................................................................................................ 19
6.6 - Maximum system water volume ........................................................................................................................................... 19
6.7 - Evaporator flow rate .............................................................................................................................................................. 19
6.8 - Pressure drop curves for the evaporator and standard entering/leaving water piping .................................................. 20
7 - ELECTRICAL CONNECTION ............................................................................................................................................ 21
7.1 - Power supply ...........................................................................................................................................................................21
7.2 - Voltage phase imbalance (%) ...............................................................................................................................................21
7.3 - Power connection/disconnect switch .................................................................................................................................... 21
7.4 - Recommended wire sections ................................................................................................................................................ 21
7.5 - Field control wiring ................................................................................................................................................................22
7.6 - Power supply ...........................................................................................................................................................................23
8 - WATER CONNECTIONS ...................................................................................................................................................... 23
8.1 - Operating precautions and recommendations ....................................................................................................................23
8.2 - Hydronic connections ............................................................................................................................................................ 24
8.3 - Flow control ............................................................................................................................................................................ 26
8.4 - Frost protection ...................................................................................................................................................................... 26
8.5 - Operation of two units in master/slave mode ..................................................................................................................... 27
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