Rapid-Rate Thermal Cycle Chambers
Environment Stress Screen Chamber
  • Model: ESS-1000
  • Volume:1000L
  • Linear
  • Temperature Change Rate:5~25℃/min
Products introduction

Test the temperature stress of the test piece under the condition of rapid temperature change or gradual change. It is suitable for the adaptability test of the whole machine and parts of electronic and electrical products under the condition of rapid temperature change or gradual change, especially for the Environmental Stress Screening (ESS) test of electronic and electrical products, using the temperature acceleration technique to change the external environmental stress, Thermally stresses and strains the product.


Product alias: small rapid temperature change test chamber, small high and low temperature rapid temperature change chamber, small rapid temperature cycle chamber, small temperature cycle test chamber, small temperature rapid change test chamber, etc.

Technical parameters
Model ESSRapid temperature change test series
80-C/SC 150-C/SC 225-C/SC 370-C/SC 504-C/SC 720-C/SC 1000-C/SC
Studio volume 80 L 150 L 225 L 370 L 504 L 720 L 1000 L
Heating and heating method -C: Non-linear
-SC: Linear
Heating and cooling rate/min 5 7.5 10 5 10 15 5 10 15 5 10 15 5 10 15 5 10 15 5 10 15
Temp.Range -70℃~+180℃
Humidity range 2098%R.H
Temp.uniformity ≤2.0
Temp.fluctuation ±0.5
Temp.deviation ≤±2.0
Humidity Uniformity ±3.0RHno load
Humidity fluctuation ±2.0RH
Humidity Deviation ±3.0RH(>75RH±5.0RH≤75RH
Inner chamber size W40 W60 W70 W80 W80 W90 W100
H50 H60 H70 H90 H90 H100 H100
D40 D46 D48 D51 D70 D80 D100
Protective device a. Protection switch for heater empty ignition prevention; b. Heater overcurrent circuit breaker; c. Overcurrent overload protection for circulating fan; d. Compressor high voltage protection switch; e. Compressor overheat protection switch; f. Compressor overcurrent Protection switch; g. Overvoltage and under-reversal protection switch; h. Circuit breaker; i. Leakage switch; j. Zero-crossing thyristor power controller; k. Water shortage protection

Product features

◎ Reasonable structural design, optimized freezing design.


◎ Wind speed frequency conversion adjustment, fast heating and cooling speed.


◎ High control precision, temperature fluctuation ≤±0.5℃, temperature deviation better than ±1.5℃.


◎ Meet the stress screening of electronic equipment products MIL-STD-2164, MIL-344A-4-14, MIL-2164A-19, NABMAT-9492, GJB-1032-90, GJB/Z34-516, IPC-9701...etc. Require.