Accorroni PACK DUE 12, Technical Manual

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8.4 OPERATING MODES.............................................................................................................................................................. 17
8.4.1 OPERATION MODE SETTING......................................................................................................................................... 17
8.5 PROCEDURE.......................................................................................................................................................................... 17
8.5.1 SET ‐ POINT SELECTION .................................................................................................................................................. 17
8.6 DESCRPTION OF FUNCTIONS ................................................................................................................................................ 17
8.6.1 ACCESS TO THE FUNCTIONS......................................................................................................................................... 17
8.7 ALARMS ................................................................................................................................................................................ 18
8.8 ADJUSTMENT OF SANITARY WATER VALVE.......................................................................................................................... 18
9 MICROPROCESSOR USER INTERFACE ......................................................................... 18
9.1 DISPLAY ................................................................................................................................................................................ 19
9.2 LED........................................................................................................................................................................................ 19
9.3 ANTIFREEZE PROTECTION RESISTANCES (
IF THE
KAS
ACCESSORY IS PRESENT
) ............................................................................. 19
9.4 ALARMS ................................................................................................................................................................................ 19
9.4.1 Sensor alarms ............................................................................................................................................................... 19
9.4.2 Time out inverter.......................................................................................................................................................... 19
9.4.3 High pressure ............................................................................................................................................................... 19
9.4.4 High pressure flow switch (in series with the compressor outlet probe) .................................................................... 19
9.4.5 Low pressure ................................................................................................................................................................ 19
9.5 POWER FAILURE ................................................................................................................................................................... 19
9.6 ALARMS LIST......................................................................................................................................................................... 20
10 SHUTDOWNS FOR LONG PERIODS ............................................................................. 20
11 MAINTENANCE AND PERIODIC CHECKS ..................................................................... 20
11.1 ENVIRONMENTAL PROTECTION ........................................................................................................................................... 21
12 WHEN THE UNIT GOES OUT OF SERVICE .................................................................... 21
13 TECHNICAL DATA....................................................................................................... 22
13.1 OUTDOOR UNITS .................................................................................................................................................................. 22
13.2 INDOOR UNITS...................................................................................................................................................................... 23
14 ELECTRIC DATA .......................................................................................................... 23
15 EFFECTIVE HEAD PRESSURES...................................................................................... 24
16 PERFORMANCES CURVES........................................................................................... 25
16.1
16.2
16.3
16.4
17
17.1 E
VAPORATOR WATER FLOW RATE
................................................................................................................................................. 33
17.2 C
OLD WATER TEMPERATURE
(
SUMMER OPERATION
) ........................................................................................................................ 33
17.3 H
OT WATER TEMPERATURE
(
WINTER OPERATION
) ........................................................................................................................... 33
17.4 A
MBIENT AIR TEMPERATURE
........................................................................................................................................................ 33
18 CORRECTION FACTORS .............................................................................................. 34
18.1 CORRECTION FACTORS:
OPERATION WITH GLYCOL
..................................................................................................................... 34
19 DIMENSIONS ............................................................................................................. 34
19.1 INDOOR UNIT ....................................................................................................................................................................... 34
19.2 OUTDOOR UNIT.................................................................................................................................................................... 35
OPERATION LIMITS.................................................................................................... 33
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