It is according to IEC60068-2-1(GB/T2423.1) and IEC60068-2-2(GB/T2423.2). It is used to test the CFL/LED which meets IES LM-80-08, electricity products, electronic components, material and so on.

Specification:

•The chamber is produced by SUS304 Steel, the temperature keeping material is produced by Polyurethane hard foam and ultra-fine fibre glass, the doorframe heat insulated by Double high temperature aging silicone rubber door sealing strip.
•The temperature controller is used by Korean TEMI display in English/Chinese and German Siemens PLC, it can be communicated to PC via RS-232. The temperature accuracy is 0.1℃ and humidity is 0.1%R.H
•The temperature sensor is platinum PT100 Ohms/MV resistor
•The heating system is full separately system which produced by Nickel chromium alloy electric heating type heater
•The cold system is applied by fully enclosed fan cooled single-stage and cascade refrigeration mode, the compressor is from France TECUMSEH brand which can allow you get after sales support from many countries
•The cyclical system is applied by High temperature low noise air conditioning type motor and Multi blade centrifugal wind wheel
•The safety self-protection function include Electric leakage, short circuit, over temperature, motor overheating, compressor pressure, overload, over-current protection
•Working Power: AC380V±10% 3phases and frequency  50Hz/60Hz
•Working Environmental: Temperature is 5℃~+30℃  Humidity ≤85%R.H

 The * in GDJS-225* means the temperature range A: -20℃-150℃, B: -40℃-150℃,  C: -60℃-150℃