Refrigeration & HVAC

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2 The HFT Refrigeration and HVAC range has been designed and developed to allow study of the theoretical and practical operation of many types of refrigeration and air conditioning systems. Students can choose a career as either system design engineers or technicians able to diagnose operating problems and repair different types of refrigeration and HVAC systems. The HFT refrigeration and HVAC range allows fundamental to advanced study of industrial and domestic systems, automotive air conditioning, heat pumps, system components, and simulation of Refrigeration and HVAC control systems. The refrigeration and HVAC range is suitable for use in universities, colleges, polytechnics, industrial and vocational training centres. TELEPHONE +44 (0) / 290 sales@hft-global.com FAX +44 (0)

3 OVERVIEW subjects career paths industry applications Air Conditioning Heat Pumps Air Flow Humidification/Dehumidification Building Automation PID Control Compressors Plant Supervision Condensing Pressure-Enthalpy Cooling/Heating Psychrometric Chart Cycle Reversing Valve Refrigerant Charging and Recovery Damping Control Refrigerant Expansion Devices E.E.R. & C.O.P. Refrigerant Mass Flow Energy Management Refrigeration Evaporation Superheating (Hunting) Fault Simulation T-s Diagram Heat Balances Air Conditioning Technician Refrigeration Technician Appliance Technician Sales Engineer Equipment Installer System Designer Field Service Engineer System Supervisor Plant Manager Aerospace Mining and Minerals Automotive Office Blocks Construction Petrochemical Fisheries Pharmaceuticals Food and Drink Railways Food Processing Plants Residential Hospitals Retail Complexes Industrial Schools Leisure Complexes Shipbuilding Manufacturing Plants Supermarkets Military Warehousing 3OVERVIEW

4 index INDEX refrigeration & hvac Air Conditioning Cycle ACV10 Advanced Air Conditioning Training Plant...7 ACV10C Advanced Air Conditioning Training Plant with SCADA... ACV200 Air Conditioning Cycle Training Bench... ACV210 Computerised Air Conditioning Cycle Training Bench... Domestic Air Conditioning ACV20 Domestic Air Conditioning Training Plant...8 ACV30 Domestic Air Conditioning Training Plant with Inverter... ACV240 Room Air Dehumidifier Training Bench... ACV300 Automated Control Simulator of a Domestic Air Conditioner...9 ACV350 Split-Type Domestic Air Conditioning Simulator... ACV510 Domestic Air Conditioning Assembly Kit... ACV520 Split-Type Domestic Air Conditioning Assembly Kit... index Industrial Air Conditioning ACV40 Industrial Air Conditioning Pilot Plant with Heat Pump ACV40C Industrial Air Conditioning Pilot Plant with Heat Pump with SCADA... ACV60 Water Condensing Units Training Plant... ACV320 Simulator of the Control Systems Installed in a Building ACV330 Air Conditioning System Control Simulator... ACV340 Simulator of an Air Conditioning System in a Building... ACV500 Industrial Air Conditioning Assembly Kit... Air Conditioning Compressed Air ACV80 Computer Controlled Thermodynamic Cycle of Compressed Air Plant ACV90 Compressed Air Dehumidification Training Plant... ACV370 Compressed Air Refrigeration Training Bench... Ducting ACV70 Training Pilot Plant for Balance of Aeraulic Networks Heat Pumps ACV220 Heat Pump in Air Conditioning Training Bench ACV230 Electric Heat Pump Training Bench... ACV310 Automated Control Simulator of a Heat Pump... ACV360 Heat Pump Simulator... Automotive Air Conditioning ACV50 Automotive Air Conditioning Training Plant ACV530 Automotive Air Conditioner Assembly Kit... 4

5 index INDEX refrigeration & hvac Modular Air Conditioning System ACV250 Modular Air Conditioning Cycle Base Unit ACV260 Heat Transfer Thermodynamics Training Module... ACV270 Domestic Air Conditioning Training Module... ACV280 Industrial Air Conditioning Training Module... ACV290 Heat Pump in Air Conditioning Systems Training Module... Sectioned Units ACV540 Sectioned Hermetic Condensing Unit ACV550 Sectioned Room Air Conditioner... index Refrigeration Training Rooms REF540 Positive Temperature Refrigeration Plant REF550 Negative Temperature Refrigeration Plant... Refrigeration Cycle REF10 Advanced Refrigeration Cycle Pilot Plant REF10C Advanced Refrigeration Cycle Pilot Plant with SCADA... REF200 Refrigeration Cycle Training Bench... Domestic Refrigeration REF20 Domestic Refrigeration Cycle Pilot Plant REF210 Domestic Refrigeration Cycle Training Bench... REF510 Domestic Refrigeration Assembly Kit... Domestic Refrigeration REF30 Industrial Refrigeration Cycle Pilot Plant REF30C Industrial Refrigeration Cycle Pilot Plant with SCADA... REF520 Industrial Refrigeration Assembly Kit... REF270 Automated Control of an Industrial Refrigeration Plant Simulator... REF280 Refrigeration Plant Simulator... Refrigeration System Components REF60 Refrigeration Plant Electrical Component and Faults Trainer REF90 Computerised Hermetic Compressor Training Plant... REF100 Computerised Compressor Testing Training Plant... REF220 Refrigeration Plant Electrical Components Training Bench... Water Cooling Units REF110 Ice Maker Training Plant REF290 Domestic Water Cooling Training Bench... REF530 Beverage Cooler Assembly Kit... 5

6 index INDEX refrigeration & hvac Freeze Drying REF50 Freeze Drying (Lyophilization) Training Plant Absorption Refrigeration REF120 Absorption Refrigeration Training Plant Deep Freezing REF40 Deep-Freezing Training Plant index Modular Refrigeration System REF230 Modular Refrigeration Cycle Training Bench REF240 Domestic Refrigeration Training Module... REF250 Industrial Refrigeration Training Module... REF260 Electrical Components in a Refrigeration Training Module... REF500 Refrigeration and Air Conditioning Modular Assembly Kit... 6

7 Air Conditioning Cycle ACV10 Advanced Air Conditioning Training Plant An educational Air Conditioning Training Plant for theoretical and practical study of the thermodynamic transformation of the air as it passes through the various stages of a modern air conditioning unit. ACV1000 Manual Fault Simulator ACV1001 Electronic Fault Simulator ACV10C Advanced Air Conditioning Training Plant with SCADA An educational Air Conditioning Training Plant for theoretical and practical study of the thermodynamic transformation of the air as it passes through the various stages of a modern air conditioning unit. The unit includes a two-loop PID controller and control software that can be used to create system faults. Air Conditioning Cycle ACV200 Air Conditioning Cycle Training Bench An Air Conditioning Cycle Training Bench for studying the thermodynamic properties of air as it passes through the various sections of an air conditioning system. Temperature and humidity sensors mounted at the inlet and outlet of each section of the air conditioning system allow real-time data to be captured for analysis of the changes that have occurred. ACV210 Computerised Air Conditioning Cycle Training Bench A Computerised Air Conditioning Cycle Training Bench for studying the thermodynamic properties of air as it passes through the various sections of an air conditioning system. Temperature and humidity sensors mounted at the inlet and outlet of each section of the air conditioning system allow real-time data to be captured for analysis of the changes that have occurred. The unit includes application software for control and supervision of system parameters. 7

8 Domestic Air Conditioning ACV20 Domestic Air Conditioning Training Plant A Domestic Air Conditioning Training Plant for investigating the hydraulic, mechanical and thermodynamic operation of a split-type air conditioning system. ACV1000 Manual Fault Simulator ACV1001 Electronic Fault Simulator ACV995 Handheld Anemometer ACV996 Portable Thermo ACV30 Domestic Air Conditioning Training Plant with Inverter A Domestic Air Conditioning Training Plant with Inverter for investigating the hydraulic, mechanical and thermodynamic operation of a split-type air conditioning system equipped with an inverter. The unit demonstrates how energy can be saved by regulating the compressor rpm and including a fault simulator for troubleshooting. ACV995 Handheld Anemometer ACV996 Portable Thermo Domestic Air Conditioning ACV240 Room Air Dehumidifier Training Bench A Room Air Dehumidifier Training Bench for studying the operation of a room air dehumidifier and air psychrometry. The equipment consists of a bench-top training unit with a refrigeration circuit and a set of handheld measuring instruments. Students calculate Heat Balances and the Ideal Energy Efficiency Ratio and study system behaviour with variation of humidistat setpoint and air flow rate. HFT Education for Quality HFT Education teaching products are manufactured in Europe under an ISO 9001 quality manufacturing system, using state-of-the-art production techniques and equipment. Our robust industrial standard components, high quality materials and skilled production staff make sure that our equipment has a long working life. All HFT Education products are supplied with a 2 Year Warranty 8

9 Domestic Air Conditioning ACV300 Automated Control Simulator of a Domestic Air Conditioner An Automated Domestic Air Conditioner Control Simulator for studying the management of automatically controlled air conditioning systems installed in residential buildings. The unit simulates the operation of a split-type air conditioning system with inverter, that adjusts the compressor r.p.m. according to the difference between room temperature set-point and actual room temperature. ACV350 Split-Type Domestic Air Conditioning Simulator A Split-Type Domestic Air Conditioning Simulator for studying system behaviour and assessing the heating and cooling power required to maintain the set-point values. The unit simulates the operation of a split-type air conditioning system with inverter, that adjusts the compressor r.p.m. depending on the variation of the room temperature compared to the set-point. ACV510 Domestic Air Conditioning Assembly Kit A Domestic Air Conditioning Assembly Kit for diagnosing problems associated with refrigeration circuits and air conditioning systems, including draining, cleaning, filling and recovery procedures. ACV990 Portable Vacuum and Charging Station ACV991 Recovery and Recycling Unit ACV993 Electronic Leak Detector Domestic Air Conditioning ACV520 Split-Type Domestic Air Conditioning Assembly Kit A Split-Type Domestic Air Conditioning Assembly Kit for students to learn the assembly and servicing techniques applicable to a split-type domestic air conditioner. The kit includes the indoor and outdoor units separated by a partition wall to simulate an actual installation. All necessary pipes and fittings are included. The kit can be assembled and disassembled as often as required. ACV990 Portable Vacuum and Charging Station ACV991 Recovery and Recycling Unit ACV993 Electronic Leak Detector 9

10 Industrial Air Conditioning ACV40 Industrial Air Conditioning Pilot Plant with Heat Pump An Industrial Air Conditioning Plant with Heat Pump for in-depth study of the operation of an air to water heat exchanger and the use of an intermediate fluid. ACV1000 Manual Fault Simulator ACV1001 Electronic Fault Simulator ACV995 Handheld Anemometer ACV996 Portable Thermo ACV991 Recovery and Recycling Unit ACV40C Industrial Air Conditioning Pilot Plant with Heat Pump with SCADA An Industrial Air Conditioning Pilot Plant with Heat Pump and SCADA for advanced study of the operation of an air to water heat exchanger. The unit has been designed to allow study of the use of an intermediate fluid for transporting thermal or refrigerating power from the production or storage site to the air conditioning plant. All of the typical hydraulic, mechanical and thermodynamic operations and characteristics of a heat pump are also studied using a wide range of sensors. ACV1000 Manual Fault Simulator ACV1001 Electronic Fault Simulator Industrial Air Conditioning ACV60 Water Condensing Units Training Plant A Water Condensing Units Training Plant designed for studying the different methods used for water condensing in refrigeration units, and to study the operation of a pressure operated valve, a dry cooler and a cooling tower. ACV1000 Manual Fault Simulator ACV1001 Electronic Fault Simulator ACV995 Handheld Anemometer ACV996 Portable Thermo 10

11 Industrial Air Conditioning ACV320 Simulator of the Control Systems Installed in a Building A bench-top unit for simulating the control systems installed in a building and studying the control and management of the various systems installed in a large industrial or commercial building. The system simulates the operation of a mixed air / fan coil air conditioning system and the management of a fire-fighting system, entrances, elevators and safety systems. The ACV320 also includes an industrial digital multi-controller. This device automatically monitors and controls different parameters to ensure the set-points are maintained for the indoor and outdoor temperature, supplied air temperature, return air temperature and relative humidity. ACV330 Air Conditioning System Control Simulator An Air Conditioning System Control Simulator for studying the design parameters, requirements and control of an air conditioning system installed in a large industrial or commercial building. The unit is designed for studying the design and specification of a single-duct air handling unit based on thermal loads, air flow rates and thermohygrometric conditions, and the operation of an automatic control system for a single-duct system. Industrial Air Conditioning ACV340 Simulator of an Air Conditioning System in a Building A bench-top unit for simulating the Air Conditioning System in a Building and studying the operation and control of an air conditioning system installed in a large industrial or commercial building. The system also includes an industrial digital multi-controller for detailed study of the automatic control systems used in air conditioning installation. ACV500 Industrial Air Conditioning Assembly Kit An Industrial Air Conditioning Assembly Kit for teaching students to assemble and set-up an industrial air conditioner. Once assembled, temperature control can be studied. ACV995 Handheld Anemometer ACV996 Portable Thermo ACV990 Portable Vacuum and Charging Station ACV991 Recovery and Recycling Unit ACV993 Electronic Leak Detector 11

12 Air Conditioning Compressed Air ACV80 Computer Controlled Thermodynamic Cycle of Compressed Air Plant A computer controlled training plant for studying the Thermodynamic Cycle of Compressed Air and energy transfer in a compressed air system. ACV90 Compressed Air Dehumidification Training Plant ACV90 Compressed Air Dehumidification Training Plant A Compressed Air Dehumidification Training Plant for studying the process of dehumidification of compressed air. The unit can be used with the ACV80 to extend the experimental capability. ACV370 Compressed Air Refrigeration Training Bench A Compressed Air Refrigeration Training Bench for studying refrigeration by the expansion of compressed air. This type of system can be used in dangerous environments. ACV1000 Manual Fault Simulator ACV1001 Electronic Fault Simulator ACV80 Computer Controlled Thermodynamic Cycle of Compressed Air Plant ACV996 Portable Thermo Ducting Air Conditioning Compressed Air / Ducting ACV70 Training Pilot Plant for Balance of Aeraulic Networks ACV70A Circuit Extension A Training Plant for Balance of Aeraulic Networks, for the advanced study of the operation of a modern ventilation, thermo-ventilation and air conditioning installation. 12

13 Heat Pumps ACV220 Heat Pump in Air Conditioning Training Bench A Heat Pump Training Bench for studying the theoretical and practical aspects of the use of heat pumps in air conditioning systems, including heat pump and cycle reversing valve operation. ACV995 Handheld Anemometer ACV996 Portable Thermo ACV230 Electric Heat Pump Training Bench An Electric Heat Pump Training Bench for studying the operation and use of thermoelectric heat pumps. The equipment is used to demonstrate how Electric Heat Pumps can be used as alternatives to a compressor in refrigeration cycles and comparison of efficiencies. ACV310 Automated Control Simulator of a Heat Pump Heat Pumps An Automated Heat Pump Control Simulator for training students in the management of automatically controlled air conditioning systems installed in residential and commercial buildings. The unit simulates a heat pump connected to two water tanks, one for warm water fed by condensation fluids and one for cold water fed by evaporation fluids. Water is then pumped to the hot and cold heat exchangers of the fan coils of each room on demand. ACV360 Heat Pump Simulator A Heat Pump Simulator for studying computer-aided management of industrial Heat Pump systems, observing system behaviour and assessing the parameters required to maintain the set-point values. The unit simulates the operation of an air conditioning system serving two rooms. The refrigeration unit (heat pump) is connected to two tanks, one warm water and one cold water, fed by condensation and evaporation fluids. APPLIED HEAT PUMP TRAINERS Please see the HFT Education ACV40 Industrial Air Conditioning Training Pilot Plant with Heat Pump (page 10), and the ACV40C Industrial Air Conditioning Pilot Plant with Heat Pump and SCADA (page 10), for more advanced investigations into the use of Heat Pumps in Air Conditioning Systems. 13

14 Automotive Air Conditioning ACV50 Automotive Air Conditioning Training Plant An Automotive Air Conditioning Training Plant for the study of the vapour compression cycle in automotive air conditioning applications. ACV1000 Manual Fault Simulator ACV1001 Electronic Fault Simulator ACV995 Handheld Anemometer ACV996 Portable Thermo ACV530 Automotive Air Conditioner Assembly Kit An Automotive Air Conditioning Assembly Kit for investigating automotive air conditioning systems, including alignment of important mechanical parts, operation of open-type compressors and operation in small spaces. ACV990 Portable Vacuum and Charging Station ACV991 Recovery and Recycling Unit ACV993 Electronic Leak Detector ACV994 Manifold VISIT OUR WEBSITE > TO DOWLOAD OUR TECHNICAL DATASHEETS For more detailed technical information about our teaching products and to request a quotation, please visit our website at: Automotive Air Conditioning An Automotive Air Conditioning Assembly Kit for investigating an automotive air conditioning system, including alignment of important mechanical parts, the operation of open-type compressors and operation in small spaces. ACV530 Automotive Air Conditioning Assembly Kit The kit can be assembled and disassembled as often as required and comes pre-filled with refrigerant. The ACV530 has been designed and manufactured to incorporate all current safety standards. The refrigerant used complies with anti-pollution legislation.» Studying the operation of an automotive air conditioner» System start-up» Analysing system behaviour with the variation of:» Engine r.p.m.» Condenser fan speed» Procedures for:» Bleeding and cleaning the system» Filling with refrigerant gas and checking joints» (requires optional ACV990 for above)» Carrying out refrigerant gas recovery procedures (requires optional ACV991)» Refrigerant level in the system» Measurement of cycle operating pressures (requires optional ACV994) 14

15 Modular Air Conditioning System ACV250 Modular Air Conditioning Cycle Base Unit The ACV250 Modular Air Conditioning Cycle Base Unit includes all of the components and connections for easy connection of the ACV260 to ACV290 training modules. ACV260 Heat Transfer Thermodynamics Training Module A Heat Transfer Thermodynamics Training Module for studying the main concepts of heat transfer, phase changes and gas laws that form part of refrigeration and air conditioning cycles. ACV270 Domestic Air Conditioning Training Module A Domestic Air Conditioning Training Module for studying the hydraulic, mechanical and thermodynamic principles associated with domestic air conditioners. ACV280 Industrial Air Conditioning Training Module ACV260 Heat Transfer Thermodynamics Training Module ACV270 Domestic Air Conditioning Training Module ACV280 Industrial Air Conditioning Training Module ACV290 Heat Pump in Air Conditioning Systems Training Module ACVSW1 Modular Air Conditioning Cycle Base Unit Supervision Software + Required Accessories ACV250 Modular Air Conditioning Cycle Base Unit + Required Accessories ACV250 Modular Air Conditioning Cycle Base Unit + Required Accessories ACV250 Modular Air Conditioning Cycle Base Unit Modular Air Conditioning System An Industrial Air Conditioning Training Module for studying the thermodynamic transformations of air as it passes through a three section central air conditioning unit. ACV290 Heat Pump in Air Conditioning Systems Training Module + Required Accessories ACV250 Modular Air Conditioning Cycle Base Unit A Heat Pump in Air Conditioning Systems Training Module for demonstrating the maximisation of system coefficient of performance (C.O.P.) and studying air conditioning cycle components. 15

16 Sectioned Units ACV540 Sectioned Hermetic Condensing Unit A Sectioned Hermetic Condensing Unit for studying the main components of a condensing unit. The unit contains actual components that have been sectioned to show their internal operation. The assembly kit is supplied with connection pipes and a water evaporator. ACV550 Sectioned Room Air Conditioner A Sectioned Room Air Conditioner for studying the main components of a room air conditioner. The unit contains actual components that have been sectioned to allow for study of their internal operation. The assembly kit is supplied with connection pipes. REF540 Positive Temperature Refrigeration Plant A Positive Temperature Refrigeration Plant designed for studying the complex problems associated with manual assembly and setting-up of refrigeration cycles for positive temperature refrigeration systems. Refrigeration Training Rooms REF990 Portable Vacuum and Charging Station REF995 Handheld Anemometer REF996 Portable Thermo REF997 Portable Thermometer Sectioned Units / Refrigeration Training Rooms REF550 Negative Temperature Refrigeration Plant A Negative Temperature Refrigeration Plant for studying the complex problems associated with the manual assembly and setting-up of refrigeration cycles for negative temperature refrigeration systems. REF990 Portable Vacuum and Charging Station REF995 Handheld Anemometer REF996 Portable Thermo REF997 Portable Thermometer 16

17 Refrigeration Cycle REF10 Advanced Refrigeration Cycle Pilot Plant An Advanced Refrigeration Cycle Plant that allows in-depth study of the operation of a vapour-compression refrigeration cycle. REF995 Handheld Anemometer REF996 Portable Thermo REF1000 Manual Fault Simulator REF1001 Electronic Fault Simulator REF10C Advanced Refrigeration Cycle Pilot Plant with SCADA An Advanced Refrigeration Cycle Plant with SCADA for advanced and in-depth study of the operation of a vapour-compression refrigeration cycle. Students study operating parameters such as varying the load conditions of the condenser and evaporator and using alternative devices for the gas expansion process. Hydraulic and electric faults can also be inserted for developing diagnostic skills. The unit is equipped with eight glass tubes for visual display of the refrigerant condensation process. Refrigeration CyclE REF200 Refrigeration Cycle Training Bench A Refrigeration Cycle Training Bench designed to give students theoretical and practical knowledge of the operation of a vapour-compression refrigeration cycle. REF995 Handheld Anemometer REF996 Portable Thermo Installation and Training Our specialist engineers can provide expert on-site installation and equipment commissioning services for your HFT Education products, to help you to start using your new HFT Education teaching equipment as soon as possible after delivery. We can also deliver on-site operational training for our teaching products, to demonstrate how all of the equipment features can be used for maximum benefit to students. Training can also be delivered at our factories, before your equipment is shipped. 17

18 Domestic Refrigeration REF20 Domestic Refrigeration Cycle Pilot Plant A Domestic Refrigeration Cycle Pilot Plant designed to identify and analyse the thermodynamic cycle of domestic refrigerators. REF1000 Manual Fault Simulator REF1001 Electronic Fault Simulator REF210 Domestic Refrigeration Cycle Training Bench REF510 Domestic Refrigeration Assembly Kit A Domestic Refrigeration Assembly Kit for studying the assembly and servicing operations of a domestic refrigerator. A Domestic Refrigeration Cycle Training Bench designed to give students theoretical and practical knowledge of the operation of a vapour-compression refrigeration cycle. Experiments include plotting the refrigeration cycle on a pressure-enthalpy diagram and detecting the specific thermal energy exchanged at the evaporator and the condenser. Domestic Refrigeration The kit includes all the necessary pipework and connectors to allow students and technicians to assemble the hydraulic circuits and connection of electrical components using standard refrigeration workshop tools. REF990 Portable Vacuum and Charging Station REF993 Electronic Leak Detector REF991 Recovery and Recycling Unit DIFFERENT LEVELS The HFT Education range of products is designed to offer equipment that can be used for different levels of teaching and learning. From practical investigations into the operation of components, installing, calibrating and servicing equipment, to understanding advanced theory and efficiencies, the HFT Education Refrigeration and HVAC range offers a flexible solution for all levels of education. 18

19 Industrial Refrigeration REF30 Industrial Refrigeration Cycle Pilot Plant An Industrial Refrigeration Cycle Plant for the study of industrial refrigeration plants and control of the temperature and relative humidity of one or more cold rooms. REF995 Handheld Anemometer REF996 Portable Thermo REF1000 Manual Fault Simulator REF1001 Electronic Fault Simulator REF30C Industrial Refrigeration Cycle Pilot Plant with SCADA An Industrial Refrigeration Cycle Plant with SCADA for the study of industrial refrigeration plants and control of the temperature and relative humidity of one or more cold rooms. The system includes a special compressor and condenser system for two cold rooms - one for frozen products and one for fresh products, and allows students to identify and analyse the behaviour of the major components in a refrigeration cycle. REF520 Industrial Refrigeration Assembly Kit An Industrial Refrigeration Assembly Kit for studying the hydraulic and electrical assembly and servicing operations of an industrial refrigerator. The kit can be assembled and disassembled as often as required. REF990 Portable Vacuum and Charging Station REF991 Recovery and Recycling Unit REF993 Electronic Leak Detector Industrial Refrigeration REF270 Automated Control of an Industrial Refrigeration Plant Simulator An Automated Industrial Refrigeration Plant Control Simulator designed to train students in computer-aided control of industrial refrigeration systems. The unit simulates the operation of an industrial refrigeration system with two cold rooms; one for frozen products (low temperature) and one for fresh vegetable products (medium temperature). REF280 Refrigeration Plant Simulator A Refrigeration Plant Simulator designed to train students in computer-aided control of industrial Refrigeration systems. The unit simulates the operation of an industrial refrigeration system with two cold rooms; one for frozen products (low temperature) and one for fresh vegetable products (medium temperature). 19

20 Refrigeration System Components REF60 Refrigeration Plant Electrical Component and Faults Trainer A Refrigeration Plant Electrical Components and Faults Trainer for understanding and analysing the characteristics, operation and reliability of the electrical components in a refrigeration plant. The unit allows students to insert both electrical and hydraulic circuit faults to simulate the common faults that occur in a refrigeration plant. Students use 20 switches to insert faults into the system. Electrical faults are introduced using relays and hydraulic faults are introduced using solenoids. REF90 Computerised Hermetic Compressor Training Plant A Computerised Training Plant for studying hermetic compressors using industry standard sensors and instrumentation, including data acquisition techniques using industrial sensors and instruments, and their operation in an industrial environment. The system includes transducers and sensors for detecting the following system operating parameters; voltage, current, power factor, temperatures, cycle pressures. REF100 Computerised Compressor Testing Training Plant Refrigeration System Components A Computerised Compressor Testing Training Plant for studying the three different types of compressors used in refrigeration systems. The unit allows students to study hermetic compressors, semi-hermetic compressors and open compressors. A computer can be used for data acquisition and to insert faults for faults for diagnosis. REF220 Refrigeration Plant Electrical Components Training Bench A Refrigeration Plant Electrical Components Training Bench designed to give students the opportunity to create and analyse the various electrical systems found in refrigeration systems. Students gain theoretical and practical knowledge of electrical systems for fault finding and correction in low power refrigeration systems. 20

21 Water Cooling Units REF110 Ice Maker Training Plant An Ice Maker Training Plant for studying the thermodynamic cycle of an ice maker and observation of the ice making process. Ice production varies depending on system efficiency and environmental conditions. REF1000 Manual Fault Simulator REF1001 Electronic Fault Simulator REF290 Domestic Water Cooling Training Bench A Domestic Water Cooler Training Bench designed to give students practical skills in the operation of a domestic water cooler. The unit includes a hermetic compressor, water evaporator, forced-air condenser and pressure gauge set complete with flexible hoses for detecting pressure at various points of the hydraulic circuit. REF530 Beverage Cooler Assembly Kit A Beverage Cooler Assembly Kit for studying the assembly operations of a beverage cooler, and calibration of the controller for optimum system performance. REF990 Portable Vacuum and Charging Station REF993 Electronic Leak Detector REF997 Portable Thermometer Water Cooling Units / Freeze Drying Freeze Drying REF50 Freeze Drying (Lyophilization) Training Plant REF1000 Manual Fault Simulator REF1001 Electronic Fault Simulator A Freeze Drying (Lyophilization) Training Plant designed for students to study the process of preserving perishable goods. The unit allows students to investigate and evaluate the optimum cycle for quality and cost. 21

22 Absorption Refrigeration REF120 Absorption Refrigeration Training Plant An Absorption Refrigeration Training Plant for study of the absorption refrigeration cycle. Students observe the operation of heating and vaporizing of ammonia by either a gas burner or electrical heating element. The ammonia vapour then condenses in the evaporator where it evaporates at low temperature. The process then includes the ammonia vapour and water from the generator being combined in the absorber and closing the generation cycle. REF999 Photovoltaic Generator REF40 Deep-Freezing Training Plant A Deep-Freezing Training Plant, designed for the study of the process of deep-freezing of products. The system allows analysis of the rate of cooling and freezing penetration using forced and natural convection. Deep Freezing REF1000 Manual Fault Simulator REF1001 Electronic Fault Simulator Absorption Refrigeration / Deep Freezing Designed for Learning HFT Education teaching products are designed by specialist Engineers with many years of experience in their Engineering field. Every teaching system is designed with technical features that are relevant to education, helping students to learn. Our products are supplied with full support materials including practical and theory based teaching and learning manuals with suggested experiments and curriculum. 22

23 Modular Refrigeration System REF230 Modular Refrigeration Cycle Training Bench A Modular bench-top Refrigeration Cycle Base Unit for studying domestic and industrial refrigeration systems and the electrical components of a refrigeration system. REF240 Domestic Refrigeration Training Module REF250 Industrial Refrigeration Training Module REF260 Electrical Components in a Refrigeration Training Module REFSW1 Modular Refrigeration Cycle Base Unit Supervision Software REF240 Domestic Refrigeration Training Module A Domestic Refrigeration Training Module for studying the data characteristics of a refrigeration cycle and their application to the thermal characteristics of products stored in a domestic refrigerator. REF250 Industrial Refrigeration Training Module An Industrial Refrigeration Training Module for studying the different modes of temperature and relative humidity variation in cold rooms. REF260 Electrical Components in a Refrigeration Training Module + Required Accessories REF230 Modular Refrigeration Cycle Training Bench + Required Accessories REF230 Modular Refrigeration Cycle Training Bench + Required Accessories REF230 Modular Refrigeration Cycle Training Bench Modular Refrigeration System An Electrical Components in a Refrigeration System Training Module for the analysis of the electrical connections between the main components in a refrigeration system. REF500 Refrigeration and Air Conditioning Modular Assembly Kit A Modular Refrigeration and Air Conditioning Assembly Kit for studying the operating principles and assembly techniques that are the base for any refrigeration and air conditioning system. REF990 Portable Vacuum and Charging Station REF993 Electronic Leak Detector REF995 Handheld Anemometer REF996 Portable Thermo REF997 Portable Thermometer 23

24 our service promise We promise to provide information and support quickly and with a high level of expertise and technical knowledge We understand industrial quality two year warranty If your teaching equipment is not working as you expect, your students will not be able to complete their studies. That s why our products are built to the highest European standards using industrial quality components. This commitment to quality is supported by our two year warranty, which covers all HFT Education products. if you need support To help us to deliver the high level of service that you expect, please provide us with the following important information with your support requests: Equipment Model Number Equipment Serial Number Details of your request, enquiry or question EXPERIMENT results photographs Details of the experiment or process that was being performed when you noticed a change in the equipment. What results were you obtaining from the experiment? Please send us the actual data readings. Digital photographs of the equipment will help us to make a quicker and more accurate diagnosis. We request that the information provided is as detailed and accurate as possible, to help us make a quick and accurate diagnosis and identify the best solution. TELEPHONE +44 (0) / 290 support@hft-global.com FAX +44 (0) Online support form