Single-Split Type Cooling / Heating Air Conditioner Didactic Equipment School Equipment Training Refrigeration Trainer

1. GENERAL
1.1 Scope of Works
SplitaiConditionerraiingDevicsuitablefortechnicalndvocatonaleducatonandtraning
laboratories.
Theequipmentcompriseafullyoperationalsplit-typeairconditioningsystemmountedonamobile
training platform,including indoor and outdoor _units, instrumentation, fault simulation modules,
accessories, and instructional documentation.
Theunitcompletein allrespects and readyfor immediateinstructionaluse.
1.2 Purpose
Thetraining device enable:
Demonstration of installation procedures of split-type air conditioners
Study of refrigeration cyde and system components
Operation in both cooling and heating modes
Practical maintenance and troubleshooting exercises
Measurement and performance analysis
●System fault diagnosis training
1.3 Applicable Standards
Theequipment comply with applicableinternational standards,including but notlimited to:
IEC standards for electrical safety
ISO standards for refrigeration systems
Local electrical and laboratory safety regulations
●Environmental standards related to refrigerant handling
All refrigerants suppliedcompy withinternationalenvironmentalregulations.
2.SYSTEM DESCRIPTION
TheSplit AirConditioner Training Devicebased on a real commercial split-type air conditioner
system and consist of:
● One (1) indoor wall-mounted evaporator unit
●One (1) outdoor condenser unit (variable frequency type)
●Integrated refrigeration piping with service access
Instrumentation panel
Fault simulation system
Bothindoor and outdoor units mounted ona common aluminum structuraltraining framewith
heavy-duty casters.
Thesystem operate in:
● Cooling mode
● Heating mode (reverse cycle operation)
3. MECHANICAL CONSTRUCTION
3.1 Training Platform
Dimensions
1200 mm (L) × 1000 mm (W) × 1750 mm (H)
●Rigid aluminum bracket structure
Four (4) heavy-duty casters:
Two (2) with brakes
Two (2) without brakes
Clear layout for maintenance and instructionalvisibility
Al components labeled with text and refrigeration circuit diagrams

3.2 Refrigeration System
3.2.1 Refrigerant
Refrigerant: R410A
3.2.2 Outdoor Unit (Condenser Section)
Including:
Inverter compressor,220VAC
Refrigerant: R410A
Condensercapacity:4.1kW
Cooling method: Forced air
Evaporator capacity:3.5kW
Cooling method: Direct expansion
Capillarytuberefrigerationcontroller
Welded filter drier
Three-way inspection vaves:
Gas line:3/8inch
Liquid line: 1/2inch
3.2.3 Indoor Unit (Wall-Mounted Evaporator)
Wall-mounted type
Integrated temperature controller
Fully operational in cooling and heating modes
3.3 Refrigeration Circuit Accessories
Therefrigerationsystem include:
Observation sight glass (welded type)
Manual valves (2pcs,flared connection,Φ6)
High-pressure and low-pressure gauges:
Low pressure:-30 to 500 psi(0-35 kg/cm²)
High pressure: 0-800 psi (0-55 kg/cm²)
High and low pressure controllers
Flared thread connections Φ6 mm
4. ELECTRICAL SYSTEM
4.1 Power Requirements
● Single-phase 220V ±10%
Frequency: 50Hz
Rated current: 16A
4.2 Control Panel
Theinstrument control panelinclude:
Pointer voltmeter (0-250V)
Pointer ammeter (0-10A)
On/Off control
Residual current circuit breaker 16A
Overload protector 10A
Key start switch(self-locking type)
Emergency stop button (self-locking type)
Five (5) indicatorlights
Four (4)digital temperature displays
All wiring intemallyrouted and cearly identified.
4.3 Temperature Measurement
Digital temperaturedisplayunitsmeet:
Power supply: 220V ±10%
Range: -50°C to +110°C
Accuracy: ±0.5°C
Resolution: 0.1°C
Sensor type:NTCwith protective sheath
Quantity: 4 sets.
5. FAULT SIMULATION SYSTEM
Theequipment include:
Ten(10) independent fault-settingunits
Fault troubleshooting and testing modules
Thesystemallowsimulation ofcommonair-conditioningfaultsfor traning purposes.
6. INSTRUMENTATION AND TRAINING ACCESSORIES
Thefollowing standardaccessories supplied:
Dual composite pressure gauge set (compatible with R410A,R404A,R407C,R134a,R22)
Wrench set (7-piece)
Digital anemometer:
Wind speed:0.3-45 m/s
Temperature measurement function
Flaring and expanding tool kit:
Metric:6-19 mm
Imperial: 1/4"-3/4"
Toolbox indluding:
2L oxygen cylinder
Gas cylinder
Welding torch
Ultrasonic leak detector
Two-stage vacuum pump
Neon test pen (12-250V)
R410A refrigerant
Practical training manual
7.FUNCTIONAL REQUIREMENTS
Thesystem allowstudents toperform:
1. Identification of splt air conditioner components
2.Installationtraining of split-typeair conditioner systems
3.Refrigeration cycle observation
4.Experimental data measurement and acquisition
5. Application of enthalpy-humidity (psychrometric) charts
6.System fault diagnosis
7.Performance calculation
8. Analytical discussion and reporting

8.SAFETY REQUIREMENTS
Thesystem include:
Residual current protection
Overload protection
Emergency stop device
Clearly labeled service valves
Secure refrigerant connections
Safe handling procedures for refrigerant charging and recovery
Allexposedrotatingorlivepartsshall beproperlyguarded