Climate chambers ISO 16750-4(5.3) temperature cycling tests
Lenpure is dedicated to one-stop environmental simulation solutions with range of Environmental test chambers. From standard test chambers to non-standard OEM test chambers,high quality and considerate service are provided incessantly.
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Lenprue products cover Temperature Humidity Chambers, Cycling Chambers, Illumination Chambers, UV and Xenon Aging Chambers, Thermal Shock Chambers, IP Protective Test Chambers (Rainfall chamber, Dust and Sand Test Chamber), Walk-in Climatic Chambers, Salt Corrosion Chambers and Non-standard environmental chambers, etc.
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Lenpure Programmable High Low Temperature Test Chamber give the maximum durability and performance for your most demanding test requirements.It is the necessary test equipment for aviation, Aerospace, automotive, electronics, military and solar panel industry etc. It can be used to test and determine the parameters and performance of electrical, electronic products and materials in the most extreme temperature and humidity conditions.
Temperature and humidity environmental test chambers which meet the test standard ISO 16750-4(5.3). It is about road vehicles, temperature cycling tests. The main details of temperature test chamber and test procedures are as follows.
Feature
●Programmable Touch Screen Controller
●Custom Sizes Available
●Running Time Meter
●Wide Temperature and Humidity Ranges
●Capable of Handling Extreme Temperature and Humidity
●High Performance Even Under Load
●Incandescent Interior Lighting
●Modular,Robust Reliable Construction
●Stainless Steel Interior
●Painted Galvanized Steel Exterior For Long Life
●Heavy-duty Flooring to Support Vehicles
●Mechanical Cooling
●Comprehensive Safety Features
●Refrigeration Gauges
●Refrigeration Sound Deadening Package
●Low or Zero Ozone Depletion Refrigerants
●All Circuits Fused or Circuit Breaker Protected
●All Wiring Numbered or Color Coded
●Compressor Overload Protection
●Prefabricated for On-Site Installation.
| Sizes of Temperature Chambers | |||||
| Model | Volume (L) |
Temperature Range (°C) |
Rated Power | Internal Dimension (mm) D*W*H | External Dimension (mm) D*W*H |
| LRHS-101A-LJ | 101 |
A: -20～150°C B: -40～150°C C: -60～150°C D: -70～150°C E: or customized |
4.5kw | 450*450*500 | 1160*1000*1610 |
| LRHS-225A-LJ | 225 | 5.5kw | 500*600*750 | 1210*1150*1870 | |
| LRHS-504A-LJ | 504 | 7.5kw | 700*800*900 | 1260*1340*2070 | |
| LRHS-800A-LJ | 800 | 10.0kw | 800*1000*1000 | 1370*1550*2170 | |
| LRHS-1000A-LJ | 1000 | 11.5kw | 1000*1000*1000 | 1560*1550*2170 | |
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Note: In the Model, the number means volume of test chamber's working room, and ABCD means the temperature range. For example, model LRHS-101A-LJ means the volume of this test chamber is 101L, and its temperature range is -20°C~+150°C. LRHS-225C-LJ means the volume is 225L and the temperature range is -60°C~+150°C |
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| Basic Specification | |||||
| Performance | Temperature Range | A: -20～150°C, B: -40～150°C, C: -60～150°C, D: -70～150°C, E : or customized | |||
| Temperature Fluctuation | ±0.5°C | ||||
| Temperature Uniformity | ±2.0°C | ||||
| Ramp Rate |
1~3°C/min for heating (non-linear, based on on-load) 0.7~1.0°C/min for cooling (non-linear, based on on-load) Note: can be customized as per requirement |
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| Material | External Casing | Cold-rolled A3 (Q235) steel plates with plastics painted. | |||
| Interior Working Room | Stainless Steel Plates SUS304 with miror surface | ||||
| Heat Isolation | Polyurethane foams and fine glass fibres | ||||
| Illumination Lamp | Philips® one in per standard test chamber. | ||||
| Casters | 4pcs, with PU covered for protection. Height adjustable and direction universal. | ||||
| Viewing Window | Multi-layer hollow toughened glass with conductive films for heating to defrost | ||||
| Door | Manually operated sliding door with unlock button | ||||
| Heating & Cooling System | Heater | Steipped Nickel-chromium Wire Heater | |||
| Air Blower | Anti-temperature stainless fan blades with low noise | ||||
| Compressor | Hermetically-sealed Techmesh or semi-sealed Bitzer or GEA or equivalent compressors | ||||
| Cooling Method | Single or dual cooling (Air-cooled or Water-cooled) | ||||
| Refrigerant | R404A or/and R23 (eco-friendly) | ||||
| Condenser | Plate-type heat exchanger | ||||
| Control System | Controller |
7" Programmable colorful touch-screen display LCD English Display Microcomputer integrated controller |
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| Functions | Data Record (Max 600 days x 24hrs), History Curve, USB data download & upload, Remote controlling through PC, Automatic protection alarms, etc. | ||||
| Program | 1~1000 programs, 1~999 steps for per program, Max 99hrs 59mins for per program. 10 programs can be interlinked. | ||||
| Temperature Sensor | Platinum Resistance.PT100Ω | ||||
| Running Model | Constant/Fix-value Model and Programmable Model | ||||
| I/O Interface | Communicate port (RS485) to connect test chamber to a PC | ||||
| Standard Configuration | Test Chamber x 1, Specimen Holder Shelf x 2, φ100mm Cable Access Port x 1 with 1 soft plug, EMO x 1, Tri-color Indicator x 1, etc. | ||||
| Safety Protection | Power leakage protection/Compressor over-heat, over-load or over-current protection/Dry burning protection. | ||||
| Voltage | AC220V/380V/440V±10%, 50Hz/60Hz or as per requirement | ||||
| Ambient environment for application | 5°C～+30°C ≤ 85%R.H | ||||
The sample shall be energized as soon as possible after the entire DUT(device under test) reaches T min. In addition, the sample shall be energized during 210min and 410min. During the test, the temperature drop stage, the sample shall not be energized.
Test process in this cycle is performed 30 times.
Before the test, the temperature of the studio should be from room temperature to 20 ℃, and the sample is not electrified.
Stage 1: From 20 ℃ to -40 ℃, the time is 60 min.. The sample is not electrified.
Stage 2: Keep the temperature at -40 ℃ for 90 min, sample is not electrified.
Stage 3: The temperature increased from-40 ℃ to 20 ℃, and the time was 60 min, without electricity.
Stage 4: The temperature increased from 20 ℃ to 80 ℃, and the time was 90 min,.
Stage 5: Keep the temperature at 80 ℃ for 60 min,, the sample was electrified .
Stage 6: The temperature was raised from 80 ℃to 95.degree. C. the time is 10 min and the sample was energized.
Stage 7: The temperature was kept at 95 ℃. for 30 min and the sample was energized.
Stage 8: The temperature decreased from 95 ℃ to 80 ℃, and the sample was electrified for 10 min,.
Stage 9：Keeping the temperature at 80 ℃ for 30min, and the sample is not electrified.
Stage 10: The temperature is reduced from 80℃to 20 ℃at a constant speed and is operated for 50min, and the sample is not electrified.
After the test, please observe the sample performance, then remember to clean test chamber carefully.
More details, please feel free to visit www.lenpure.comor contact sales@lenpure.com
