Unical HP OWER ONE 120, User'S And Installer'S Manual

Page: 2 / 44

2
"This manual is a translation from the official italian language version. For reasons of environmental respect the Company will not provide the hard copy in the original language which
could be directly requested or downloaded from the Company website at any time. In case of any dispute, the original language manual will be the trusted one"
INDEX
1 PURPOSE AND CONTENT OF THE MANUAL .................................................................................................................... 4
1.1 CONSERVATION OF THE MANUAL ................................................................................................................................ 4
1.2 GRAPHIC SYMBOLS ........................................................................................................................................................... 4
2 SAFETY LAWS ........................................................................................................................................................................... 4
3 PERMITTED USES ..................................................................................................................................................................... 5
4 GENERAL SAFETY GUIDELINES ......................................................................................................................................... 5
4.1 WORKERS’ HEALTH AND SAFETY ................................................................................................................................. 5
4.2 PERSONAL SAFETY EQUIPMENT.................................................................................................................................... 6
4.3 SAFETY SYMBOLS ............................................................................................................................................................. 6
4.4 REFRIGERANT SAFETY DATA SHEET ........................................................................................................................... 7
5 INSTALLATION ......................................................................................................................................................................... 8
5.1 GENERALITY ...................................................................................................................................................................... 8
5.2 LIFTING AND HANDLING ................................................................................................................................................. 8
5.3 LOCATION AND MINIMUM TECHNICAL CLEARANCES ............................................................................................ 8
5.4 HYDRAULIC CONNECTIONS ........................................................................................................................................... 9
5.4.1 Characteristics of Water of the plant circuit .................................................................................................................. 9
5.4.2 Drainage connection .................................................................................................................................................... 10
5.4.3 Plant circuit charging .................................................................................................................................................. 10
5.4.4 Plant drainage system .................................................................................................................................................. 10
5.4.5 Hydraulic circuit .......................................................................................................................................................... 11
5.5 REFRIGERANT DIAGRAM OF HP_OWER ONE 70-90 .................................................................................................. 11
5.6 REFRIGERANT DIAGRAM OF HP_OWER ONE 120 ..................................................................................................... 12
5.7 REFRIGERANT DIAGRAM OF HP_OWER ONE 140-160 .............................................................................................. 12
5.8 ELECTRICAL CONNECTIONS ........................................................................................................................................ 12
5.8.1 Wiring terminal block ................................................................................................................................................... 13
5.8.2 Terminal block and the electric box ............................................................................................................................. 13
6 START UP .................................................................................................................................................................................. 14
7 INDICATIONS FOR THE USER ............................................................................................................................................ 14
8 SHUTDOWNS FOR LONG PERIODS ................................................................................................................................... 15
9 MAINTENANCE AND PERIODICAL CONTROLS ............................................................................................................ 15
9.1 CLEANING OF THE FINNED BATTERY ........................................................................................................................ 16
9.2 EXTRAORDINARY MAINTENANCE ............................................................................................................................. 16
9.3 ENVIRONMENTAL PROTECTION .................................................................................................................................. 16
10 DISPOSAL .............................................................................................................................................................................. 16
10.1 R
ESIDUAL RISKS
.................................................................................................................................................................... 17
11 TECHNICAL DATA ............................................................................................................................................................. 18
12 PRODUCT FICHE (U.E.811/2013) ...................................................................................................................................... 19
12.1 ELECTRIC DATA OF THE UNIT AND AUXILIARIES ................................................................................................... 31
13 HYDRAULIC CIRCUIT AVAILABLE HEAD PRESSURE ............................................................................................ 31
14 OPERATION LIMITS .......................................................................................................................................................... 34
14.1 EVAPORATOR WATER FLOW RATE ............................................................................................................................. 34
14.2 COLD WATER TEMPERATURE (SUMMER OPERATION) .......................................................................................... 34
14.3 HOT WATER TEMPERATURE (WINTER OPERATION) ............................................................................................... 34
14.4 AMBIENT AIR TEMPERATURE AND SUMMARIZING TABLES ................................................................................ 34
15 CORRECTION FACTORS FOR USE OF GLYCOL........................................................................................................ 36
16 DIMENSIONS ........................................................................................................................................................................ 36
16.1 MODELS HP_OWER ONE 70-90 ....................................................................................................................................... 36