Table Of Contents - Carrier Aquasnap 30RQS Series Installation, Operation And Maintenance Instructions

Reversible air-to-water heat pumps

Table of Contents

CONTENTS

1 - INTRODUCTION ..................................................................................................................................................................... 4

1.1 - Specific aspects for 30RQSY units with variable available pressure ................................................................................... 4

1.2 - Check equipment received ...................................................................................................................................................... 4

1.3 - Installation safety considerations ........................................................................................................................................... 4

1.4 - Equipment and components under pressure ........................................................................................................................ 6

1.5 - Maintenance safety considerations ........................................................................................................................................ 6

1.6 - Repair safety considerations ................................................................................................................................................... 7

2 - MOVING AND SITING THE UNIT ...................................................................................................................................... 8

2.1 - Moving ....................................................................................................................................................................................... 8

2.2 - Siting the unit ............................................................................................................................................................................ 8

2.3 - Checks before system start-up ................................................................................................................................................ 9

3 - INSTALLATION SPECIFICS FOR 30RQSY UNITS ......................................................................................................... 9

3.1 - General ...................................................................................................................................................................................... 9

3.2 - Duct connection ..................................................................................................................................................................... 10

3.3 - Electrical protection of the fan motors ............................................................................................................................... 11

3.4 - Air heat exchanger suction filter kit (option 23b) .............................................................................................................. 11

3.5 - Applicable rules for units incorporated into an air duct network .................................................................................... 11

3.6 - Installation of the accessory condensate collection pan .................................................................................................... 11

4 - DIMENSIONS, CLEARANCES ........................................................................................................................................... 12

4.1 - 30RQS 039 and 045-078, units with and without hydronic module .................................................................................. 12

4.2 - 30RQS 080-160, units with and without hydronic module ................................................................................................ 13

4.3 - 30RQSY 039-045, units with and without hydronic module, without filter frame .......................................................... 14

4.4 - 30RQSY 039-045, option 23B, units with and without hydronic module, with filter frame ........................................... 15

4.5 - 30RQSY 050-078, units with and without hydronic module, without filter frame .......................................................... 16

4.6 - 30RQSY 050-078 option 23B, units with and without hydronic module, with filter frame............................................ 17

4.7 - 30RQSY 080-120 units with and without hydronic module .............................................................................................. 18

4.8 - 30RQSY 140-160 units with and without hydronic module .............................................................................................. 19

4.9 - 30RQS/RQSY 039-078 units with buffer tank module ...................................................................................................... 20

4.10 - 30RQS/RQSY 080-160 units with buffer tank module .................................................................................................... 21

4.11 - 30QBS/RQSY 039-080 units with desuperheater ............................................................................................................. 22

4.12 - 30RQS/RQSY 090-120 units with desuperheater ............................................................................................................ 22

4.13 - 30RQS/RQSY 140-160 units with desuperheater ............................................................................................................ 22

5 - PHYSICAL DATA, 30RQS UNITS ...................................................................................................................................... 23

6 - ELECTRICAL DATA, 30RQS UNITS ................................................................................................................................ 24

7 - PHYSICAL DATA, 30RQSY UNITS ................................................................................................................................... 25

8 - ELECTRICAL DATA, 30RQSY UNITS ............................................................................................................................. 26

9 - ELECTRICAL DATA, 30RQS AND 30RQSY UNITS ..................................................................................................... 27

9.1 - Short-circuit stability current (TN system*) ..................................................................................................................... 27

9.2 - Electrical data, hydronic module .......................................................................................................................................... 27

9.3 - Compressor usage and electrical data for standard units .................................................................................................. 28

10 - APPLICATION DATA ......................................................................................................................................................... 29

10.1 - Operating range, standard units - cooling mode ............................................................................................................... 29

10.2 - Operating range, standard units - heating mode .............................................................................................................. 29

10.3 - Water heat exchanger water flow rate................................................................................................................................ 30

10.4 - Minimum water flow rate .................................................................................................................................................... 30

10.5 - Maximum water heat exchanger water flow rate ............................................................................................................. 30

10.6 - Water loop volume ............................................................................................................................................................... 30

11 - ELECTRICAL CONNECTION .......................................................................................................................................... 30

11.1 - Control box ........................................................................................................................................................................... 30

11.2 - Power supply ......................................................................................................................................................................... 30

11.3 - Voltage phase imbalance (%) ............................................................................................................................................. 30

11.4 - Recommended wire sections .............................................................................................................................................. 31

11.5 - Field control wiring .............................................................................................................................................................. 31

11.6 - Power supply ......................................................................................................................................................................... 31