Table Of Contents - Mitsubishi Electric City Multi PWFY-P100VM-E-BU Data Book

CONTENTS
PWFY-P-VM-E-BU, PWFY-EP-VM-E1-AU, PWFY-EP-VM-E2-AU
1. GENERAL EQUIPMENT DESCRIPTIONS .............................................................................................. 2
1-1. Unit configuration table .................................................................................................................... 2
1-2. Operable temperature range ........................................................................................................... 2
1-3. Connectable outdoor unit/heat source unit capacity range.............................................................. 2
2. SPECIFICATIONS .................................................................................................................................... 3
3. EXTERNAL DIMENSIONS ....................................................................................................................... 7
4. CENTER OF GRAVITY ............................................................................................................................ 10
5. ELECTRICAL WIRING DIAGRAMS ......................................................................................................... 11
6. SOUND LEVELS ...................................................................................................................................... 15
7. VIBRATION LEVELS ................................................................................................................................ 16
8. OPERATION TEMPERATURE RANGE................................................................................................... 17
9. CAPACITY TABLES ................................................................................................................................. 20
9-1. Correction by temperature ............................................................................................................... 20
9-2. Correction by total indoor................................................................................................................. 32
9-3. Correction by water volume ............................................................................................................. 33
9-4. Water pressure drop ........................................................................................................................ 34
9-5. Water pressure drop of Strainer only ............................................................................................... 34
10.ACCESSORIES ....................................................................................................................................... 35
11.OPTIONAL PARTS .................................................................................................................................. 36
11-1.Solenoid valve kit............................................................................................................................. 36
11-2.Remote controller ............................................................................................................................ 37
12.ELECTRICAL WORK ............................................................................................................................... 38
12-1.General cautions ............................................................................................................................. 38
12-2.Power supply for PWFY unit............................................................................................................ 38
12-3.Power cable specifications .............................................................................................................. 39
12-4.Connecting remote controller, indoor and outdoor transmission cables.......................................... 40
12-5.Connecting electrical connections ................................................................................................... 41
13.CONTROL ................................................................................................................................................ 43
13-1.Transmission cable specifications ................................................................................................... 43
13-2.Indoor unit address setting .............................................................................................................. 44
13-3.External input/output function .......................................................................................................... 45
14.PIPING DESIGN ...................................................................................................................................... 47
14-1.Solenoid valve kit piping design ...................................................................................................... 47
14-2.WCB piping design .......................................................................................................................... 48
14-3.Refrigerant charging calculation (PWFY-AU with R2 system)......................................................... 49
15.INSTALLATION........................................................................................................................................ 51
15-1.How to calculate the necessary heating capacity............................................................................ 51
15-2.Selecting an installation site ............................................................................................................ 52
15-3.Securing installation and service space .......................................................................................... 52
15-4.Installing the unit.............................................................................................................................. 53
15-5.Refrigerant pipe and drain pipe specifications................................................................................. 54
15-6.Connecting refrigerant pipes and drain pipes.................................................................................. 55
15-7.Water pipe installation ..................................................................................................................... 57
MEES19K013
I.AIR TO WATER
AIR TO WATER
1