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Installation and maintenance manual
Manuel d'installation et de maintenance
Installations- und Wartungshandbuch
Manuale di installazione e di manutenzione
Manual de instalación y de mantenimiento
SYSCROLL 20-35 Air CO/HP
English
20
Air Cooled Water Chillers and Heat Pumps
Refroidisseurs de Liquid à Condensation par l'Air et Pompes à Chaleur Eau/Eau
33 kW
Luftgekühlte Flüssigkeitskühler und Wärmepumpen
Refrigeratori d´Acqua e Pompe di Calore Acqua Raffreddati ad Aria
Enfriadores de Agua y Bomba de Calor Condensadascon Aire
21
35 kW
Part number / Code / Code / Codice / Código :
Supersedes / Annule et remplace / Annulliert und ersetzt / Annulla e sostituisce /
Anula y sustituye : None / Aucun / Nicht / Nulla / Ninguno
Notified Body / Organisme Notifié / Benannte Zertifizierungsstelle / Organismo
Notificato / Organismo Notificado N°. 1115
Français
Deutsch
361790
Italiano
Español
ISO 9001 certified management system
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Summary of Contents for SystemAir SYSCROLL 20-35 Air
- Page 1 Installation and maintenance manual Manuel d'installation et de maintenance Installations- und Wartungshandbuch Manuale di installazione e di manutenzione Manual de instalación y de mantenimiento SYSCROLL 20-35 Air CO/HP English Français Deutsch Italiano Español Air Cooled Water Chillers and Heat Pumps Refroidisseurs de Liquid à...
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Page 3: Table Of Contents
Table of Contents 1 - FOREWORD 7 - PRODUCT DESCRIPTION 1.1 Introduction ................2 7.1 General information ............24 1.2 Warranty ................2 7.2 Accessories .............. 25 to 27 1.3 Emergency stop / Normal stop ..........2 7.3 Refrigeration circuits ..........28 to 29 1.4 An introduction to this manual ..........2 8 - TECHNICAL DATA 2 - SAFETY... -
Page 4: Foreword
1 - Foreword 1.1 Introduction 1.3 Emergency stop / Normal stop Units, manufactured to state-of-the-art design and implementation The emergency stop of the unit can be enabled using the master standards, ensure top performance, reliability and fitness to any type switch on the control panel (move down the lever). -
Page 5: Safety
2 - Safety 2.1 Foreword The guards of the fans (only for units provided These units must be installed in conformity with the with air heat exchangers) must be always provisions of Machinery Directive 2006/42/EC, Low Voltage mounted and must never be removed before Directive 2006/95/EC, Pressure Vessels Directive 97/23/ de-energising the appliance. -
Page 6: Definitions
2 - Safety disassemble connections, filters, joints or other line items 2.2 Definitions do not use your hands to check for any pressure drops OWNER: means the legal representative of the company, body or individual who owns the plant where unit has been installed; he/she use tools in a good state of repair;... -
Page 7: Precautions During Maintenance Operations
2 - Safety periodically check the board’s internal wiring place a warning sign “do not turn on - maintenance in progress” on the external disconnecting switch do not use cables having an inadequate section or flying connections, even for limited periods of time or in an emergency make sure that on-off remote controls are inhibited wear suitable personal protective equipment (helmet, safety Prevention of other residual risks... -
Page 8: Safety Labels
2 - Safety (continued) 2.7 Safety labels Instruction for the movimentation - Outside the packaging Identification of the unit Outside, on the left -hand front column MIN. 5 cm Sequence phase control on the electrical board Pump operation - Outside, on the left-hand front column Gravity centre - Base Instruction for the lifting... - Page 9 2 - Safety (continued) Electrical warning Grounding connection on the electrical board, Adjacent to the master switch adjacent to the connection ATTENZIONE ! ATTENTION ! Prima di Enlever aprire togliere l’alimentation tensione electrique avant d’ouvrir ACHTUNG ! CAUTION ! ATENCION ! Vor offnen des Disconnect Cortar la...
- Page 10 2 - Safety (continued) Identification of refrigerant - Below identification of the unit Circuit drain - Outside, on the left-hand front column ATTENTION! Don’t leave the unit with water inside hydraulic circuit during winter or when it is in stand by. ATTENZIONE! Non lasciare l’unità...
- Page 11 2 - Safety 2.8 Safety regulations REFRIGERANT DATA SAFETY DATA: R410A Toxicity Low. If sprayed, the refrigerant is likely to cause frost burns. If absorbed by the skin, the danger is very limited; it may cause a slight irritation, and the liquid is degreasing. Unfreeze the affected skin with water. Contact with skin Remove the contaminated clothes with great care - in the presence of frost burns, the clothes may stick to the skin.
- Page 12 2 - Safety 2.8 Safety regulations (continued) REFRIGERANT DATA SAFETY DATA: R410A Do not inhale concentrated vapours. Their concentration in the atmosphere should not exceed the minimum preset values and should be maintained below the professional threshold. Being more weighty General precautions than the air, the vapour concentrates on the bottom, in narrow areas.
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Page 13: Safety Regulations
2 - Safety 2.8 Safety regulations (continued) LUBRICANT OIL DATA SAFETY DATA: POLYESTER OIL (POE) Classification Not harmful. May cause slight irritation. Does not require first aid measures. It is recommended to follow usual personal hygiene measures, including washing the exposed skin with soap and water several times a day. Contact with skin It is also recommended to wash your overalls at least once a week. -
Page 14: Transport, Handling And Storage
3 - Transport, Handling and Storage Units are supplied fully assembled and tested (except for accessories Space requirements request to handling supplied loose in the units – absorbers, filter, etc.). They are ready to be installed and started on the field. R410A units are only charged with liquid refrigerant and with oil in the quantity required for operation. -
Page 15: Anchoring
3 - Transport, Handling and Storage Never store the units in a room where temperature is above Until the unit is ready for operation, do not 50 °C (R410A units) or where the units are directly exposed to remove the plastic envelope and the coil the sunlight. -
Page 16: Installation
4 - Installation 4.1 Installation Site 4.2 External Water Circuit The external water circuit shall guarantee a Before installing the unit, make sure that constant water flow rate through the circulating the building structure and/or the supporting refrigerant/water heat exchanger (evaporator) surface can withstand the weight of the under steady operating conditions and in case device. -
Page 17: External Water Circuit
4 - Installation External water circuit SYSCROLL 20-35 Air CO/HP - R410A HYDROKIT INLET OUTLET COMPONENTS SAFETY/CONTROL DEVICES 1 Plate heat exchanger Inlet water temperature sensor 2 Pump Outlet water temperature sensor 3 Draining valve Water differential pressure switch (105 mbar) -
Page 18: Water Connections
4 - Installation The SYSCROLL Air HP heat pump units must be installed in positions where the defrosting water cannot create any damage. Before filling the installation, remove any impurity, such as sand, crushed stones and 4.5 Water buffer tank welding scales, coating drops and any other WARNING material which might damage the evaporator. -
Page 19: Power Supply
4 - Installation CAUTIONS 4.6 Power supply The unit + tank system shall be equipped with a filter. Use the filter + union as it is shown by Figure 1. Before carrying out any operations on the electrical system, make sure that the unit is Figure 1 deenergized. - Page 20 4 - Installation Antifreeze Resistance Wiring Electrical connections For 3-phase systems, check also that the unbalance between the phases does not exceed 2%. To perform this check, measure the differences between the voltage of each phase couple and their mean The unit must be installed on site according to the usual value during operation.
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Page 21: Electrical Connections
4 - Installation SYSCROLL Air CO/HP Version - Electrical Connections... -
Page 22: Start-Up
5 - Start-up that the control devices of the plant are properly calibrated. The unit must be started for the first time by personnel suitably trained by one of Authorised Start the pump and check that the water flow is correct. Service Centre. -
Page 23: Control
6 - Control General information Introduction This document contains the information and the operating instructions. Main characteristics – simple user interface with possibility to customize keys functions and to set menus visibility – parameter setting through keyboard or PC 6.2 Keypad functions –... -
Page 24: Folder Structure
6 - Control (continued) 6.4 Menu structure ICON / COLOR STEADY ICON BLINKING ICON “Program” menu is composed of totally four folders / RED - Alarm ON - Alarm QUIT 1) Parameters ¤ change unit parameters - Antifreeze+Heat pump ON / GREEN - Mode: HEATING 2) Functions ¤... -
Page 25: Alarm List
6 - Control (continued) 6.5 Alarm list RESET Internal circuit Fans Sanitary valve / Code Alarm unit description CPS status auto/man pump status status heater status Er00 General alarm Er01 High pressure circuit Er05 Low pressure circuit A ¤ M Er10 Thermal protection - compressor Er20... -
Page 26: Product Description
7 - Product Description Evaporators 7.1 General Information Evaporators are made of stainless steel plates. They are thermally Units are one-block type with one refrigerant circuit. They are insulated by means of a thick flexible insulating mattress with closed intended to cool down the water required for any air-conditioning cells. - Page 27 7 - Product Description 7.2 Accessories Flow switch kit Flow switch kit is available as an accessory. It is supplied loose and Water Filter has to be mounted by the customer. Connect terminals 1-2 of the 1" 1/4 filter is included in the supplied equipment. flow switch with terminals 1-2 (Y1 user terminal).
- Page 28 7 - Product Description Airway Packaging Domestic hot water kit Complete wooden package for units without refrigerant and with It is provided as an accessory to allow the unit managing the control nitrogen precharge. No refrigerant charge is shipped loose with of a 3 ways valve, in order to switch water flow from plant to boiler.
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Page 29: Accessories
7 - Product Description Additional heating device kit VALVE It is provided as an option/accessory to allow the unit managing the control of an additional heating device (a boiler in example), in order to integrate the production of hot water. Connect the relais to terminal DO5-12V of the electrical box (refer to BOILER Chapt. - Page 30 7 - Product Description 7.3 Refrigerant flow diagram - SYSCROLL 20-35 Air CO - R410A UNIT CONTROL CONTROL ELECTRONIC EXPANSION VALVE (OPTIONAL) MECHANICAL EXPANSION VALVE (STANDARD) HYDROKIT COMPONENTS 1 Compressor Scroll 2 Air cooled condenser 3 Filter drier 4 Sight glass...
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Page 31: Refrigeration Circuits
7 - Product Description Refrigerant flow diagram - SYSCROLL 20-35 Air HP - R410A UNIT CONTROL CONTROL ELECTRONIC EXPANSION VALVE (OPTIONAL) MECHANICAL EXPANSION VALVE (STANDARD) HYDROKIT COMPONENTS 1 Compressor Scroll 2 4-way valve 3 Air cooled condenser 4 Biflow filter drier... -
Page 32: Technical Data
8 - Technical Data Hydraulic Features Unit available pressure and Circuit pressure drop Pump available pressure 20-25 30-35 0,00 0,25 0,50 0,75 1,00 1,25 1,50 1,75 2,00 2,25 2,50 G (l/s) Circuit pressure drop 20-25 30-35 0,00 0,25 0,50 0,75 1,00 1,25 1,50... -
Page 33: Physical Data
8 - Technical Data 8.2 Physical data SYSCROLL 20-35 Air CO SYSCROLL Air CO Power supply V/ph/Hz 400(±10%)/3+N/50 Number of refrigerant circuits Total capacity steps 0-100 REFRIGERANT Type R410A Charge (1) COMPRESSOR Type Scroll Number Start-up type Direct Oil type N°... - Page 34 8 - Technical Data SYSCROLL 20-35 Air HP SYSCROLL Air HP Power supply V/ph/Hz 400 ±( 10%)/3+N/50 Number of refrigerant circuits Total capacity steps 0-100 REFRIGERANT Type R410A Charge (1) COMPRESSOR Type Scroll Number Start-up type Direct Oil type 0/100 N°...
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Page 35: Electrical Data
8 - Technical Data 8.3 Electrical data SYSCROLL Air CO/HP Rated voltage V/ph/Hz 400 ( ± 10%)/3+N/50 Max. absorbed power Max. current FLA Max. start-up current LRA External fuses Max. cable section (*) EXCHANGER RESISTANCE Rated voltage V/ph/Hz 230 (±10%) / 1 / 50 Max. -
Page 36: Position Of Shock Adsorbers And Weight Distribution On Supports
8 - Technical Data 8.4 Position of shock absorbers and weight distribution on supports P1 - P4 Unit positions C.G. X Weight distribution Coordinates P1-P4 Coordinates CG Operatin Shipping weight weight SIZE 1441 1441 20-35 Air CO 1441 1441 1441 1441 20-35 Air HP 1441... -
Page 37: Dimensional Drawings Syscroll 20-35 Co/Hp
8 - Technical Data 8.5 Dimensional Drawings - SYSCROLL 20-35 CO/HP Front view Side view 1183 Top view 1441 1477 NOTES: Water inlet Ø1 1/4” FGM Water outlet Ø1 1/4” FGM Auxiliary lines, electrical connection Electrical power supply Gauge kit (optional) Main switch Control display Desuperheater inlet ø... -
Page 38: Hydrokit
8 - Technical Data 8.6 Dimensional Drawings - SYSCROLL 20-35 CO/HP + HYDROKIT Front view Side view 1480 Top view 1360 1480 NOTE: Water inlet Ø1 1/4” FGM Water outlet Ø1 1/4” FGM Water charge ø 1/2” MGT Water drain ø 3/8” FGT Desuperheater water inlet ø1"... -
Page 39: Space Requirements
8 - Technical Data 8.7 Space Requirements SYSCROLL 20-35 Air CO/HP... -
Page 40: Maintenance
9 - Maintenance Carefully read the “Safety” section of this manual before carrying out any maintenance operations. Operations Do not discharge the refrigerant into the atmosphere while the refrigeration circuits Check the temperature ‡ are being drained. Use appropriate recovery of the leaving fluid equipment. -
Page 41: Refrigerant Charge
9 - Maintenance 9.3 Refrigerant charge 9.5 Condenser The condenser’s coils consist of copper pipes and aluminium fins. Do not inject refrigerant liquid into the LP side In the presence of leaks caused by any damage or shock, the coils of the circuit. -
Page 42: Sight Glass
9 - Maintenance 10.8 Sight glass Overheating calculation (S): S = Tse - Tsa The sight glass is used for inspecting the refrigerant flow and the humidity % of the refrigerant. The presence of bubbles indicates that Overheating is regulated through the thermostatic expansion valve. the dehydrating filter is clogged or the charge insufficient. -
Page 43: Troubleshooting
10 - Troubleshooting The table below lists the anomalies of operation of the unit, the relevant causes and the corrective measures. For anomalies of any other type or not listed, contact one of authorised Service Centre for technical assistance. Anomaly Cause Operation The unit continues... -
Page 44: Spare Parts
11 - Spare Parts 11.1 Spare part list The table below shows the list of spare parts recommended during the first two years of operation. Component Number High pressure switch Differential water pressure switch High pressure transducer Low pressure transducer Expansion valve Gas filter Four-way valve... -
Page 45: Dismantling, Demolition And Scrapping
12 - Dismantling, Demolition and Scrapping After draining operations, the piping of the hydraulic networks can be disconnected and disassembled. During the draining of the refrigeration circuits, do not let the refrigerant overflow in Once they have been disconnected as specified, the packaged units the surrounding atmosphere. - Page 46 Notes...
- Page 47 Notes...
- Page 48 Notes...
- Page 49 ITALY COSTRUTTORE / MANIFACTURE - BUONE NORME DI MANUTENZIONE DEI DISPOSITIVI DI SICUREZZA MONTATI SUL GRUPPO FRIGORIFERO Gentile Cliente, Le ricordiamo alcune indicazioni circa le modalità di manutenzione dei dispositivi di sicurezza montati sul gruppo frigorifero da Lei acquistato. I dispositivi di sicurezza montati sul gruppo sono stati verificati dal COSTRUTTORE a norma di legge. È...
- Page 50 Systemair s.r.l. Via XXV Aprile, 29 20825 Barlassina (MB) Italy Tel. +39 0362 680 1 Fax +39 0362 680 693 infoAC@systemair.it www.systemair.it As part of our ongoing product improvement programme, our products are subject to change without prior notice. Non contractual photos.
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