Инструкция на Тепловые насосы Systemair серии SyScrew 440-1550 Water EVO HP с водяным охлаждением

Текст инструкции

1. Стр. 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 SyScrew 440-1550 Water EVO CO/HP/RC English 444  1567 kW Français Deutsch Italiano Español Water/water Cooled Screw Chillers Réfrigérateurs…

2. Стр. 3 11--Introdução

   Foreword 1.1 Introduction 1.3 Emergency stop / Normal stop Units, manufactured to state-of-the-art design and implementation standards, ensure top performance, reliability and fitness to any type of air-conditioning systems. The emergency stop of the unit can be enabled using the master switch on…

3. Стр. 4 2 - Safety

   2.1 Foreword These units must be installed in conformity with the provisions of Machinery Directive 2006/42/EC, Pressure Equipment Directive 2014/68/EU, Electromagnetic Compability Directive 2014/30/EU, as well as with other regulations applicable in the country of installation. If these provisions…

4. Стр. 5 disassemble connections, filters, joints or other line items

   2.2 Definitions OWNER: means the legal representative of the company, body or individual who owns the plant where unit has been installed; he/she has the responsibility of making sure that all the safety regulations specified in this manual are complied with, along with the national laws in force.…

5. Стр. 6 periodically check the board’s internal wiring

   n n do not use cables having an inadequate section or flying connections, even for limited periods of time or in an emergency place a warning sign “do not turn on - maintenance in progress” on the external disconnecting switch n make sure that on-off remote controls are inhibited n wear suitable…

6. Стр. 7 2.7 Safety labels

   Identification of the unit - Outside, on the right-hand front column CODICE PRODOTTO NEUTRO PRODUCT CODE USARE SOLO R134a E SPECIAL ESTER OIL MODELLO MODEL RECOVER - DO NOT VENT - EEC REGULATION N° 3093/94 RECUPERARE FLUIDO - NON DISPERDERE NELL’AMBIENTE - REGOLAMENTO CEE N° 3093/94 Identification…

7. Стр. 8 Start-up warning - Outside the door

   of the electrical board English 2 - Safety (continued) Final Test Certificate - Inside the external door Instruction for the lifting Warning - Safety valve vents Fitting identification - Adjacent to fittings EIN - INLET ENTRÉE - ENTRATA AUS - OUTLET SORTIE - USCITA 7 Warning - High temperature zone…

8. Стр. 9 2.8 Safety regulations

   REFRIGERANT DATA Toxicity SAFETY DATA: R134a 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…

9. Стр. 10 2.8 Safety regulations (continued)

   REFRIGERANT DATA General precautions Respiratory system protection SAFETY DATA: R134a 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 than the air, the…

10. Стр. 11 2.8 Safety regulations (continued)

    LUBRICANT OIL DATA SAFETY DATA: POLYESTER OIL (POE) Classification Not harmful. Contact with skin 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.…

11. Стр. 12 Refrigerators are supplied assembled (apart from standard

    antivibrating rubber supports, that will be installed on site). The equipment are full of refrigerant and oil, in the quantity required for a proper operation. 3.1 Inspection When the unit is delivered, it is recommended to check it carefully and to identify any damage occurred during…

12. Стр. 13 3 - Transport, Lifting and Positioning (continued)

    WARNING During the lifting and handling of the unit, be careful not to damage the electrical board, installed on one side of the unit. For lifting operations, use only tools and material fit for this purpose, in accordance with accident-prevention regulations. WARNING WARNING The sides of the unit…

13. Стр. 14 4.1 Positioning of the unit

    DANGER 4.2 Spring Isolator Installation Before installing the unit, make sure that the structure of the building and/or the supporting surface can withstand the weight of the appliance. The weights of the units are listed in Chapter 8 of this manual. These units have been designed for indoor…

14. Стр. 15 4.3 Hydraulic connection of the evaporator

    A flow switch will stop the unit when the water is not circulating or a flow rate problem occurs. The flow switch and the filter water, although not included in the supply, must always be fitted such as plant components. Their installation is mandatory for warranty. WARNING To install the flow…

15. Стр. 16 Then

    n Provide the evaporator with a by-pass circuit equipped with a valve to wash the plant. n Insulate the piping, to prevent the risk of heat loss. n Position a filter on the suction side of the evaporator of the heat recovery condenser. Standard hydraulic circuit External water circuit Unit…

16. Стр. 17 4.4 Hydraulic connection of the condenser

    To install the flow meter, follow the manufacturer’s instructions. WARNING The external hydraulic circuit must ensure the water flow to the condenser under any working or adjustment conditions. As a general rule, the flow meter shall be mounted on a horizontal pipe, at a distance from the curves…

17. Стр. 18 4.6 Connection of water temperature sensors

    (on shell and tube evaporator) Each fitting is complete with sensor well to fasten temperature sensor (BT-IN and BT-OUT). Fittings are supplied separate and must be mounted during the installation of the unit. The units are provided with fittings for hydraulic connections between heat exchangers and…

18. Стр. 19 4.7 Connection of water temperature sensors

    (on shell and tube condenser/s) Hydraulic connections between condenser/s and plant are supplied separately and must be installed during the installation of the unit. Inlet / outlet water temperature probes should be placed inside dedicated water probes pockets to be provided over the installation.…

19. Стр. 20 4.8 Power supply

    DANGER 4.9 Electrical connections The unit must be installed on site according to the Machinery Directive 2006/42/EC, Electromagnetic Compatibility Directive 2014/30/EU and the usual procedures and standards applicable in the place of installation. Before carrying out any operations on the…

20. Стр. 21 Electrical connections

21. Стр. 22 WARNING

    n Check the correct direction of rotation of compressors. Compressors cannot compress the refrigerant when they rotate in the opposite direction. To make sure that they are rotating in the correct direction, simply check that, just after the start-up of the compressor, the pressure drops on the LP…

22. Стр. 23 6 - Control

    6 General information The control system consists of: This document contains the information and the operating instructions for 1/2 screw compressors of step type. a) Main Board. Units are provided with a microprocessor card which is fully programmed by default for the control of a chiller equipped…

23. Стр. 24 6.1 Display/Keyboard

    Esc key: allows you to move from one mask to another. Alarm key: used to display the alarms, to reset them in manual. Press it one to display the mask of the activated alarm, press it again to reset the alarm signal. + Prg+Esc keys: Pressing these keys at the same time,allows you to turn the unit…

24. Стр. 25 6 - Control (continued)

    Alarms Alarm code Description Main board - EPROM Failure Main board - Clock card Failure Main board - External air temperature sensor fault Main board - Return Water temperature sensor fault (evaporator) Main board - Leaving Water temperature Sys 1 sensor fault (evaporator) Main board - Leaving…

25. Стр. 26 Alarm code

    Description Driver 2 Battery alarm Autotune alarm Sys 1 Autotune alarm Sys 2 Low suction alarm Sys 1 Low suction alarm Sys 2 Expansion board 1 OFF LINE Expansion board 2 OFF LINE Expansion board 1 - Chillernet sensor fault Expansion board 1 - 4-20 mA remote set-point fault Low delta pressure Sys 1…

26. Стр. 27 6 - Control (continued)

    6.3 Protection and Safety Equipment Flow switch Refrigeration system A flow switch must be installed, to prevent the unit working in case of insufficient circulation of the chilled fluid. The units are filled with R134a refrigerant fluid of non hazardous type (group II). Safety device (pressure…

27. Стр. 28 7.1 Introduction

    The units are suitable for indoor installation. This series includes the following versions: SyScrew Water EVO units are designed for indoor installation. They can be equipped with one or two circuits (depending on the model) and may be used to cool water to the evaporator and / or to heat water to…

28. Стр. 29 7.5 Water heat exchangers

    Control panel includes: Evaporator n The units are provided with a direct-expansion refrigerant/water shell and tube heat exchanger with several refrigeration circuits. A transformer for auxiliaries, fuses, relay and electronic card, a thermostat for the compressor’s delivery temperature n The…

29. Стр. 30

    S A A S AT H G S 6 B E D BT 8 S EXV CONTROL 2 UNIT CONTROL 5 E 4 F 3 9 S COMPONENTS SAFETY / CONTROL DEVICES 1 Compressor (Screw type) A 2 Water cooled condenser High pressure switch 15.5 bar (CO) 19.8 bar (HP/BC) 3 Filter drier B Low pressure switch (0.5 bar) 4 Electronic expansion valve 5 Globe…

30. Стр. 31 Refrigerant circuit - RC version

    S A A S AT H G S 6 B BT D S EXV CONTROL UNIT CONTROL 5 E 4 F 3 9 COMPONENTS SAFETY / CONTROL DEVICES 1 Compressor (Screw type) A High pressure switch (19.8 bar) 3 Filter drier B Low pressure switch (0.5 bar) 4 Electronic expansion valve AT High pressure transducer 5 Globe valve BT Low pressure…

31. Стр. 32 8 - Technical Data

32. Стр. 33 Desuperheater pressure drop

33. Стр. 34 8.2 Technical data

    SyScrew Water EVO CO _ / S Power supply V/Ph/Hz (± 10%) / 3 / 50 Number of refrigerant circuits 1 2 Start-up Type SD Total capacity steps % 50-75-100 25-50-6275-87-100 1 2 COMPRESSOR Number Type Screw INTERNAL HEAT EXCHANGER (EVAPORATOR) Number 1 Type Water connections Shell & tube (Pure…

34. Стр. 35 SyScrew Water EVO CO _ / S

    Power supply 920 990 1070 1130 V/Ph/Hz 1220 Number of refrigerant circuits 2 Start-up Type SD Total capacity steps 1280 1400 1550 (± 10%) / 3 / 50 % 25-50-62-75-87-100 COMPRESSOR Number 2 Type Screw INTERNAL HEAT EXCHANGER (EVAPORATOR) Number 1 Type Water connections Shell & tube (Pure counterflow)…

35. Стр. 36 SyScrew Water EVO HP _ / S

    Power supply V/Ph/Hz English 8 - Technical Data (continued) (± 10%) / 3 / 50 Number of refrigerant circuits 1 2 Start-up Type SD Total capacity steps % 50-75-100 25-50-6275-87-100 1 2 COMPRESSOR Number Type Screw INTERNAL HEAT EXCHANGER (EVAPORATOR) Number 1 Type Water connections Shell & tube (Pure…

36. Стр. 37 SyScrew Water EVO HP _ / S

    Power supply 920 990 1070 1130 V/Ph/Hz 1220 Number of refrigerant circuits 2 Start-up Type SD Total capacity steps 1280 1400 1550 (± 10%) / 3 / 50 % 25-50-62-75-87-100 COMPRESSOR Number 2 Type Screw INTERNAL HEAT EXCHANGER (EVAPORATOR) Number 1 Type Water connections Shell & tube (Pure counterflow)…

37. Стр. 38 SyScrew Water EVO RC _ / S

    Power supply V/Ph/Hz (± 10%) / 3 / 50 Number of refrigerant circuits 1 2 Start-up Type Total capacity steps English 8 - Technical Data (continued) SD % 50-75-100 25-50-6275-87-100 1 2 COMPRESSOR Number Type Screw INTERNAL HEAT EXCHANGER (EVAPORATOR) Number 1 Type Water connections Shell & tube (Pure…

38. Стр. 39 SyScrew Water EVO RC _ / S

    Power supply 920 990 1070 1130 V/Ph/Hz 1220 Number of refrigerant circuits 2 Start-up Type SD Total capacity steps 1280 1400 1550 2.1/8” 2.1/8” 2.1/8” 400 (± 10%) / 3 / 50 % 25-50-62-75-87-100 COMPRESSOR Number 2 Type Screw INTERNAL HEAT EXCHANGER (EVAPORATOR) Number 1 Type Water connections Shell &…

39. Стр. 40 8.3 Electrical data - SyScrew Water EVO CO

40. Стр. 41 Electrical data - SyScrew Water EVO HP-RC-BC

41. Стр. 42 8.4 Position of shock adsorbers and weight distribution on supports

42. Стр. 43 Position of shock adsorbers and weight distribution on supports

43. Стр. 44 8.5 Dimensional drawings - SyScrew 440-770 Water EVO RC

    SYSCREW 440-770 WATER EVO RC SYSCREW 440-770 WATER EVO RC Front view Side view 365 1 A D 18 P2 P4 ELECTRICAL POWER SUPPLY FROM ELECTRIC BOX BOTTOM P4 3 D 4x 18 P2 P4 P3 1050 150 2200 2 B P3 C foglio 1 di 4 D LEGENDA: 1- EVAPORATOR WATER INLET VICTAULIC CONNECTION 2- EVAPORATOR WATER OUTLET VICTAULIC…

44. Стр. 45 Dimensional drawings - SyScrew 440-770 Water EVO RC_S

    SYSCREW 440-770 WATER EVO RC_S SYSCREW 440-770 WATER EVO RC_S Side view Front view 365 1350 4 1 A 1350 A D P4 2200 1350 D 4x P4 18 P2 150 1750 P3 2200 P1 P3 2200 P3 150 P3 2200 C 2 B foglio 2 di 4 foglio 2 di 4 D LEGENDA: 1- EVAPORATOR WATER INLET VICTAULIC CONNECTION 2- EVAPORATOR WATER OUTLET…

45. Стр. 46 Dimensional drawings - SyScrew 440-770 Water EVO CO / HP

    SYSCREW 440-770 WATER EVO CO/HP SYSCREW 440-770 WATER EVO CO/HP Front view Side view SIZE 570/770 SIZE 570/770 4 4 1020 1350 A 130 1350 D SIZE 440/490 200 365 1085 F 200 F 3 130 F F E E E 4 SYSCREW E 4 1650 SIZE 440/490 1650 SIZE 440/490 1 B 1085 1020 1350 C 1 A 1350 D ELECTRICAL POWER SUPPLY FROM…

46. Стр. 47 Dimensional drawings - SyScrew 440-770 Water EVO CO / HP_S

    SYSCREW 440-770 WATER EVO CO/HP_S SYSCREW 440-770 WATER EVO CO/HP_S Front view Side view SIZE 570/770 SIZE 440/490 SIZE 570/770 SIZE 440/490 SYSCREW 1020 1350 A 200 1 1085 1350 A 150 D 4x 18 P4 1050 150 1750 4 R WATER INLET VICTAULIC CONNECTION LEGENDA: R WATER OUTLET VICTAULIC CONNECTION 3 1…

47. Стр. 48 Dimensional drawings - SyScrew 860-1550 Water EVO RC

    SYSCREW 860-1550 WATER EVO RC SYSCREW 860-1550 WATER Side EVOview RC 18 P4 150 1520 455 210 3-1 4-1 1 1520 A 4-2 D P2 4 x 18 P4 Back view 150 P1 B 3-1 18 4-1 15 4-2 P4 1220 1710 P3 2400 1 P1 2 CP3 2400 D foglio 1 di 4 150 1220 150 B 150 440 A: LEGENDA: CONNECTION ORATOR WATER INLET VICTAULIC…

48. Стр. 49 Dimensional drawings - SyScrew 860-1550 Water EVO RC_S

    SYSCREW 860-1550 WATER EVO RC_S Front view Side view SYSCREW 860-1550 WATER EVO RC_S 3-1 1520 4-1 P4 18 P2 4 x 18 ELECTRICAL POWER SUPPLY FROM ELECTRIC BOX BOTTOM P4 150 3-1 210 455 1520 Top view 4-1 4-2 P4 18 1220 1 P3 2400 C 150 foglio 2 di 4 D LEGENDA: 1- EVAPORATOR WATER INLET VICTAULIC…

49. Стр. 50 Dimensional drawings - SyScrew 860-1550 Water EVO CO / HP

50. Стр. 51 Dimensional drawings - SyScrew 860-1550 Water EVO CO / HP_S

51. Стр. 52 8.6 Service spaces

52. Стр. 53 When the recovered refrigerant cannot be reused, return it to the manufacturer

    Do not throw away the waste oil of the compressor, because it contains refrigerant in solution. DANGER The waste oil must be returned to the manufacturer. Unless otherwise specified, the operations described below may be carried out only by a trained maintenance operator. 9.1 General requirements…

53. Стр. 54 9.3 Refrigerant charge

    Do not inject refrigerant liquid into the LP side of the circuit. Be very careful, and charge the circuit properly. WARNING If the charge is insufficient, the efficiency of the unit will be lower than expected. In the worst of cases the LP pressure switch may be activated, resulting in the halting…

54. Стр. 55 9 - Maintenance (continued)

    9.7 Sight glass 9.9 Evaporator The sight glass is used for inspecting the refrigerant flow and the humidity % of the refrigerant. The presence of bubbles indicates that the dehydrating filter is clogged or the charge insufficient. Check at regular intervals that the water side of the heat exchanger…

55. Стр. 56

    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 to work, but without cooling…

56. Стр. 57 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 HP pressure switch 2/4 LP pressure switch 2/4 Gas filter 1/2 Electronic expansion valve 1/2 Auxiliary relays 2 Compressor’s fuses 3/6 Auxiliary fuses 6 Set of…

57. Стр. 58 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 the surrounding atmosphere. DANGER Once they have been disconnected as specified, the packaged units can be disassembled in a single piece. First of all, disassemble the anchoring…

58. Стр. 62 Systemair srl

    Via XXV Aprile, 29 20825 Barlassina (MB) Italy Tel. +39 0362 680 1 Fax +39 0362 680 693 www.systemair.com As part of our ongoing product improvement programme, our products are subject to change without prior notice. Non contractual photos. Dans un souci d’amélioration constante, nos produits…

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