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General warnings
U
I
A
Fundamental safety rules
U
I
A
Identification
U
I
A
Receiving and handling the product
I
A
Description of standard unit
I
A
Dimensioned drawings
I
Installation
I
Hydraulic connections
I
A
Electrical connections
I
A
General technical data
I
A
Cooling performance HRAT-HRAT E
A
Cooling performance HRAN
A
Heat pump performance HRAN
A
The following symbols are used in this publication and inside the unit:
U
User
I
Installer
A
Assistance
Climaveneta is part of the Eurovent certification programme.
The manufacturer reserves the right to modify the data in this manual without warning.
HRAT E - HRAT/HRAN
2
I
2
I
3
I
3
4
U
I
5
6
I
6
I
8
17
19
21
I
23
U
I
Important
Prohibition
Danger voltage
Operating limits
A
Hydraulic data
A
Refrigerant circuit
A
Checking and starting up the unit
A
Activating and deactivating the unit
A
Setting service parameters
A
Alarm display
A
Operating characteristics
A
Shutting down for long periods
A
Routine maintenance
A
Extraordinary maintenance
A
Troubleshooting
A
Useful information
A
Danger moving blade
Danger high temperatures
70°C
English 09/02
INDEX
25
26
27
28
30
30
32
33
34
34
34
35
37
1

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Summary of Contents for CLIMAVENETA HRAN 0011

  • Page 1 Danger moving blade Installer Prohibition Danger high temperatures 70°C Assistance Danger voltage Climaveneta is part of the Eurovent certification programme. The manufacturer reserves the right to modify the data in this manual without warning. HRAT E - HRAT/HRAN English 09/02...
  • Page 2: General Warnings

    GENERAL WARNINGS These units have been designed to chill The guarantee is invalidated if the above and/or heat water and must be used in applica- instructions are not respected and if the unit is tions compatible with their performance char- started up for the first time without the pres- acteristics.
  • Page 3: Receiving And Handling The Product

    IDENTIFICATION The chiller can be identified by the: Tampering with or removal De' Longhi S.p.a. - 31100 Treviso / Italia Via L.Seitz, 47 - tel. 04224131 fax 0422413659 Packaging label absence of rating plates or MODEL: VOLTAGE: CODE: Giving the data identifying the product. other means enabling the unit to be identified causes Rating plate...
  • Page 4 DESCRIPTION OF STANDARD UNIT These air cooled chillers with axial-flow fans and cycle REFRIGERANT CIRCUIT reversal operate with R22 refrigerant fluid (HRAT-HRAN) The refrigerant circuit includes the following components: filter, fluid passage indicator, thermostatic expansion valve or R407c refrigerant fluid (HRAT E), and are designed for external installation.
  • Page 5: Dimensioned Drawings

    0101 0121 0151 Weight distribution HRAT-HRAT E 0011 0021 0025 0031 0041 0051 0061 0071 0091 0101 0121 0151 Weight distribution HRAN 0011 0021 0025 0031 0041 0051 0061 0071 0091 0101 0121 0151 HRAT E - HRAT/HRAN English 09/02...
  • Page 6: Choice Of Installation Site

    INSTALLATION CHOICE OF INSTALLATION SITE To move the unit in the horizontal, make appropriate use Before installing the unit, agree with the customer the site of a lift truck or similar, bearing in mind the weight distrib- where it will be installed, taking the following points into ution of the unit.
  • Page 7: Filling The Installation

    1 Pressure gauge Hydraulic connection diagram with pump installed in installation 2 Vibration damper joint 3 Gate valve UNIT UTILITY 4 Calibrating valve 5 Flow switch 6 Thermometer 7 Pump 8 Safety valve 9 Air vent 10 Expansion tank 11 Filter 12 Top-up 13 Temperature sensor 14 Differential pressure switch...
  • Page 8: Electrical Connections

    ELECTRICAL CONNECTIONS The chillers leave the factory completely cabled and ready Voltage must be within a tolerance of ±10% for connection to the mains electricity supply and for the of the rated power supply voltage for the unit (for three phase units, the unbalance between the phas- flow switch, remote ON/OFF switch and pump to be con- nected to the terminals provided.
  • Page 9: Electrical Panel

    HRAT -HRAN ELECTRICAL DATA Rated values (1) FUSES Model Electrical power Compressors Fans Total Max. values (2) Glass 5x20mm 250V supply (V-Ph-Hz) F.L.I. F.L.A. L.R.A. F.L.I. F.L.A. F.L.I. F.L.A. F.L.I. F.L.A. FU4* (kW) (kW) (kW) (kW) 0011 230~50 45,0 0,16 0,73 1,76 8,73...
  • Page 10 ELECTRICAL PANEL LAYOUT HRAT -HRAN 0011÷0061 FU1 Transformer protection fuse C2-3 TC1 Safety transformer FU2 Auxiliary circuit fuse Electronic controller Radio interference suppresser Compressor start capacitor C2-3 Fan start capacitor/capacitors QS1 Door lock disconnector switch mode FU3 Fan protection fuse...
  • Page 11 ELECTRICAL POWER CONNECTIONS REMOTE KEYBOARD KIT For the functional connection of the unit, bring the power The remote keyboard kit can be used to display all unit func- supply cable to the electrical panel inside the unit and con- tions and access the parameters of the electronic board nect it to terminals U-N and PE, respecting the (U) phase, from a point located at some distance from the unit itself.
  • Page 12 WIRING DIAGRAM 0011-0021 SINGLE PHASE English 09/02 HRAT E - HRAT/HRAN...
  • Page 13 WIRING DIAGRAM 0025-0031 SINGLE PHASE HRAT E - HRAT/HRAN English 09/02...
  • Page 14 WIRING DIAGRAM 0011-0021 THREE PHASE English 09/02 HRAT E - HRAT/HRAN...
  • Page 15 WIRING DIAGRAM 0025-0061 THREE PHASE HRAT E - HRAT/HRAN English 09/02...
  • Page 16 WIRING DIAGRAM 00271-0151 THREE PHASE English 09/02 HRAT E - HRAT/HRAN...
  • Page 17: General Technical Data

    GENERAL TECHNICAL DATA HRAT E 0011 0021 0025 0031 0041 0051 0061 0071 0091 0101 0121 0151 Cooling capacity (1) 10,5 12,5 15,0 19,1 22,2 26,8 32,4 38,8 Compressor power input (1) 1,65 2,11 2,94 3,43 4,21 4,88 6,31 7,77 8,93 10,93 13,4...
  • Page 18 HRAN 0011 0021 0025 0031 0041 0051 0061 0071 0091 0101 0121 Cooling capacity (1) 10,0 11,9 14,2 18,2 21,2 25,6 30,9 Compressor power input (1)(2) 10,5 Total power input (1)(2) 11,3 Total current input at rated conditions (1)(2) 10,7 13,0 14,1 10,1...
  • Page 19 COOLING PERFORMANCE HRAT -HRAT E Model 0011 Model 0021 Model 0025 Ta. Tw Ta. Tw Ta. Tw 25 Pat 25 Pat 25 Pat Pev 24,6 26,0 27,6 29,2 30,8 32,5 Pev 35,2 37,4 39,5 41,8 44,2 46,6 Pev 37,8 40,0 42,3 44,7 47,2 49,7 ∆...
  • Page 20 Model 0061 Model 0071 Model 0091 Ta. Tw Ta. Tw Ta. Tw 15,6 16,1 16,5 17,0 17,4 17,8 19,8 20,3 20,9 21,5 22,1 22,7 23,2 23,9 24,5 25,2 25,9 26,6 25 Pat 25 Pat 25 Pat ∆ Pev 27,7 29,4 31,0 32,7 34,4 36,1 ∆...
  • Page 21 COOLING PERFORMANCE HRAN Model 0011 Model 0021 Model 0025 Ta. Tw Ta. Tw Ta. Tw 25 Pat 25 Pat 25 Pat Pev 22,3 23,6 25,0 26,4 27,9 29,5 Pev 32,0 33,9 35,9 37,9 40,1 42,3 Pev 34,3 36,3 38,4 40,6 42,8 45,1 ∆...
  • Page 22 Model 0061 Model 0071 Model 0091 Ta. Tw Ta. Tw Ta. Tw 14,9 15,3 15,7 16,1 16,6 16,9 18,8 19,4 19,9 20,5 21,1 21,6 22,1 22,7 23,4 24,0 24,7 25,3 25 Pat 25 Pat 25 Pat ∆ Pev 25,2 26,7 28,2 29,7 31,2 32,7 ∆...
  • Page 23 HEAT PUMP PERFORMANCE HRAN Model 0011 Model 0021 Model 0025 U.R.87% Tw U.R.87% Tw U.R.87% Tw ∆Pc ∆Pc ∆Pc 17,5 17,9 18,2 22,9 23,4 23,9 24,5 25,0 25,6 ∆Pc ∆Pc ∆Pc 21,9 22,0 22,2 22,4 29,2 29,6 30,0 30,4 31,4 31,6 31,9 32,3...
  • Page 24 Model 0061 Model 0071 Model 0091 U.R.87% Tw U.R.87% Tw U.R.87% Tw 10,9 10,9 10,9 15,5 15,6 15,7 17,8 18,0 18,2 ∆Pc 13,8 13,8 13,9 ∆Pc 19,6 19,9 20,3 ∆Pc 15,3 15,6 16,0 13,2 13,1 13,2 13,2 17,7 17,8 17,8 17,9 20,4 20,4...
  • Page 25: Operating Limits

    OPERATING LIMITS operate chiller, it is vital to t° COOLING HEATING t° respect the condi- tions given in the table: ZONA ZONA DI LAVORO for model 0151 max DI LAVORO CONSIGLIATA external air tempera- CONSIGLIATA ture = 40°C. 15 18 t°...
  • Page 26: Hydraulic Data

    HYDRAULIC DATA WATER CONTENT IN THE INSTALLATION Model 0011 0021 0025 0031 0041 0051 0061 0071 0091 0101 0121 0151 Minimum water content Optimum water content USEFUL PUMP HEAD CURVES (*) 21,4 20,3 pump for use with 0011-0021 units 19,3 18,3 17,3 pump for use with 0025-0061 units...
  • Page 27: Refrigerant Circuit

    REFRIGERANT CIRCUIT HRAT - HRAT E HRAN plate heat exchanger liquid receiver check valve pressure transducer water differential pressure switch cycle reverse valve high pressure switch water temperature sensor compressor thermostatic valve low pressure switch liquid indicator filling connections finned coil filter sump heater HRAT E - HRAT/HRAN...
  • Page 28: Checking And Starting Up The Unit

    CHECKING AND STARTING UP THE UNIT PREPARING FOR FIRST START UP - Open the door of the electrical panel, turning QS1 to OFF The chiller must be started up for the first time by the Technical Assistance Service. Before starting up the chillers, make sure that: - All safety conditions have been respected;...
  • Page 29 ACTIVATING AND DEACTIVATING THE UNIT - Place the remote switch SA1 (if present) in the ON position. - Set the remote keyboard A6 (if present) to ON. - To ACTIVATE AND DEACTIVATE the COOLING and HEATING functions, use the control panel “HSW4” or the remote keyboard A6 (if present).
  • Page 30 ACTIVATING AND DEACTIVATING THE UNIT Heating and cooling are activated and deactivated via the To activate and deactivate the unit, see page 29. control panel. SETTING SERVICE PARAMETERS SETTING THE SET POINTS The factory Set Point setting is: cooling 12°C Use the buttons to set the new Set Point;...

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