Carrier 30XW - Default Chapter; Table of Contents

2
CONTENTS
1 - INTRODUCTION ..................................................................................................................................................................... 4
1.1 - Installation safety considerations ........................................................................................................................................... 4
1.2 - Equipment and components under pressure ........................................................................................................................ 5
1.3 - Maintenance safety considerations ........................................................................................................................................ 5
1.4 - Repair safety considerations ................................................................................................................................................... 7
2 - PRELIMINARY CHECKS ...................................................................................................................................................... 8
2.1 - Check equipment received ...................................................................................................................................................... 8
2.2 - Moving and siting the unit ....................................................................................................................................................... 9
3 - DIMENSIONS, CLEARANCES ........................................................................................................................................... 10
3.1 - 30XW--/30XWH- 254-852 – 30XW-P/30XWHP 512-862 ................................................................................................... 10
3.2 - 30XW--/30XWH- 1002-1552 – 30XW-P/30XWHP 1012-1464 ........................................................................................... 11
3.3 - 30XW--/30XWH- 1652-1702 – 30XW-P/30XWHP 1612-1762 ........................................................................................... 12
4 - PHYSICAL AND ELECTRICAL DATA ............................................................................................................................ 13
4.1 - Physical data, units without options 150, 5 and 6 ................................................................................................................ 13
4.2 - Electrical data, units without options 150, 5 and 6 ............................................................................................................. 14
4.3 - Short-circuit stability current for all units ........................................................................................................................... 15
4.4 - Compressor electrical data 30XW ........................................................................................................................................ 15
4.5 - Compressor usage per circuit (A, B).................................................................................................................................... 15
5 - ELECTRICAL CONNECTION ............................................................................................................................................16
5.1 - Power supply ........................................................................................................................................................................... 16
5.2 - Voltage phase imbalance (%) ............................................................................................................................................... 16
5.3 - Power connection/disconnect switch ....................................................................................................................................16
5.4 - Recommended wire sections ................................................................................................................................................ 16
5.5 - Power cable entry ................................................................................................................................................................... 17
5.6 - Field control wiring ................................................................................................................................................................ 17
5.7 - 24 and 230 V power reserve for the user ............................................................................................................................. 18
6 - APPLICATION DATA ........................................................................................................................................................... 18
6.1 - Operating limits for 30XW units .......................................................................................................................................... 18
6.2 - Minimum chilled water ow ................................................................................................................................................. 18
6.3 - Maximum chilled water ow ................................................................................................................................................. 18
6.4 - Condenser water ow rate ................................................................................................................................................... 18
6.5 - Standard and optional number of water passes .................................................................................................................. 19
6.6 - Evaporator and condenser water ow rates ....................................................................................................................... 19
6.7 - Variable ow evaporator ....................................................................................................................................................... 19
6.8 - System minimum water volume ........................................................................................................................................... 19
6.9 - Evaporator pressure drop curves ......................................................................................................................................... 20
6.10 - Condenser pressure drop curves ........................................................................................................................................ 20
7 - WATER CONNECTIONS ...................................................................................................................................................... 21
7.1 - Operating precautions ........................................................................................................................................................... 21
7.2 - Water connections .................................................................................................................................................................. 22
7.3 - Flow control ............................................................................................................................................................................ 22
7.4 - Evaporator and condenser water box bolt tightening ....................................................................................................... 22
7.5 - Operation of two units in master/slave mode ..................................................................................................................... 23
8 - HEAT MACHINE UNITS 30XWH- AND 30XWHP ........................................................................................................ 23
8.1 - Physical data for Heat Machine units .................................................................................................................................. 23
8.2 - Electrical data for Heat Machine units ................................................................................................................................ 23
8.3 - Dimensions and clearances for Heat Machine units .......................................................................................................... 23
8.4 - Operating range for Heat Machine units ............................................................................................................................ 23
8.5 - Operating modes for Heat Machine units ........................................................................................................................... 23