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US Didactic - Teaching Lab Equipment - Engineering Education  |  HVAC Trainers  |  Heating Trainers and Ventilation Trainers
HVAC Training Systems
Heating Trainers Ventilation Trainers
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> Fundamental Experiments on Heating - Training Panels
> Heating Systems in Buildings
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HL 101
Thermal Expansion Training Panel
Investigating the thermal expansion of different pipe sections (PVC, PE, copper, steel)

HL 104
Temperature Measurement Training Panel
Investigation of 4 different temperature measuring techniques in the range from 0...60C

HL 102
Pipe Friction Training Panel
Measurement of the difference in pressure on 4 pipe section of the same lengths and different materials

HL 113
Losses in Valves and Fittings Training Panel
Pressure loss at standard fittings: ball valve, angle seat valve, straight-way valve, shut-off gate valve

HL 103
Fitting Loss Training Panel
4 different measuring sections, 10 elbows / bends

HL 111
Fluid Friction Training Panel
Friction loss in open pipes; measurement of hydrostatic pressure, pressure variations in flowing fluids and differential pressure

HL 210
Losses in Pipe Systems and Fittings
Demonstration of friction loss in pipe constrictions, elbows, bends, valves and fittings

HL 105
Three-Way Mixing Valve Training Panel
Effect of mixing ratio on feed flow or circulating flow temperature

HL 106
Four-Way Mixing Valve Training Panel
Effect of the mixing ratio on feed and circulating flow temperature

HL 107
Circulating Pumps Training Panel
Series and parallel operation of 2 pumps

HL 110
Expansion Vessel Training Panel
Displacement volume of an expansion vessel as a function of the pressure

HL 109
Safety Devices Training Panel
Function of safety devices

HL 112
Radiator Training Panel
Radiators in a heating system

HL 108
Domestic Heating Circuit Training Panel
Model of a central heating system

HL 305
Hydronic Balancing of Radiators
Balancing of a heating system: three heating subcircuits with radiators, thermostatic valves and a circulating pump

HL 620
Domestic Heating System Control Training Panel
Operation of a modern heating controller

HL 630
Efficiency in Heating Technology
Basic principles of heating technology with PC learning support

ET 202
Principles of Solar Thermal Energy
Demonstration model of a solar thermal system

HL 313
Domestic Water Heating with Flat Collector
Conversion of solar energy into heat

HL 300
Central Heating System
Function and operating behaviour of a modern heating system with digital heating controller

HL 353
Hot Water Generator
Set-up of a complete domestic heating system together with HL 353.01 and/or HL 353.02

HL 353.01
Comparison of Different Heating Types
2 independent heating circuits: floor heating / forced convector with fan, 2 radiators

HL 353.02
Heat Distribution and Control in Heating Systems
2 independent heating circuits: heating circuit with 1 riser / heating circuit with 2 risers

HL 350
Oil Burner Demonstrator
Boiler with viewing windows for observing the flame

HL 351
Domestic Heating Boiler
Boiler with oil burner

HL 352
Domestic Water Heating System
Trainer for gas, oil and combination burners

HL 860
Exhaust Gas Analyser
Easy to operate gas analysis device

HL 360
Oil Tank Safety Trainer
Trainer on heating oil storage in tanks

HL 392C
Safety & Control in Heating Systems
Function and operating behaviour of: safety valve, quick-action ventilating valve, safety pressure cut-out, thermal discharge safety device, thermostatic valve, temperature controller, air separator, flow switch

HL 510
Domestic Gas Supply Training Panel
Exercises on gas pipes

HL 500
Instantaneous Gas Heater
Methods of gas burner adjustment, fault simulation

HL 358
Forced Air Gas Burner Training Panel
Simulation of gas burner operation

HL 356
Demo Unit, Gas Burner
Electronic simulation of the operation of a forced air gas burner

HL 530
Training Panel Function of Gas Heater
Clearly arranged components of a typical combination boiler; separate circuits for room heating and domestic water heating

HL 710
Air Duct Systems
Planning and set-up of simple and complex air duct systems

HL 720
Ventilation System
Design and operation of a ventilation system; representation of the pressure curve within the ventilation system

HL 722
Control Unit for Ventilation System
Temperature control unit for ventilation system HL 720

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