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Rapid temperature changes test chamber

Update Time: 2015-05-08  Clicks:

快速温度变化湿热试验箱.jpg

Feature

Reasonable in structure, fast in temperature dropping or raising
Imported refrigeration unit, the key fittings are imported international brands and the entire system is equipped with multiple protection device which can improve operational reliability
Ingenious air duct structure, small temperature deviation
Doors with observation windows which is convenient
for observing the sample testing  and have the function of anti condensation
Simple operation, easy installation and maintenance

Application

Suitable for carrying out cold-proof test on electric and electronic products and their component parts under low temperature condition, and adaptability test under rapidly or gradually temperature change condition. Particularly Suitable for carrying out the environmental stress screening (ESS) test on electric and electronic products

Standards

GB10589-89 technical Specification of high low-temperature test chamber
GB2423.1-89 test A: Cold
GB2423.2-89 test B: Dry heat

Main Accessories

Condensing units
Import “Tecumseh”fan-cooled condensing units from France
Temperature and humidity controller   
Import touch screen and intelligent programmable adjust controller from Korea. Chinese/Engish  language display, high stability﹠accuracy

Observe window
Vacuum wiperless observe window 245×345 or 420×310

Door
Double layer imported silica gel sealing strip

 
 

Specification

Model WGD-K100 WGD-K150 WGD-K225 WGD-K408 WGD-K800 WGD-K1000
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Temperature
adjust mode
Balance adjustment
Temperature range -40℃~+130℃(150℃) -60℃~+130℃(150℃)
Temperature uniformity ≤2℃
Temperature
variation range
±0.5℃
Temperature
changes rates
Nonlinear: 3℃/ min~15℃/ min(options),linear: 3℃/ min~15℃/ min(options)
Dimension(L) 100 150 225 408 800 1000
Internal dimension
(D×W×H) (mm)
400×500×500 500×600×500 500×600×750 600×800×850 800×1000×1000 1000×1000×1000
Materials Internal material Mirror stainless steel SUS304 from Japan
External material Stainless steel SUS304﹠antirust treated cold rolled sheet
Insulation material Supper fine glass wool or polyurethane-foam
Refrigeration
system
Cooling compressor Half seal compressor from Germany or fully seal compressor from France
Refrigerant R404A R23
Cool off pattern Wind-cooled﹠water-cooled
Thermal heater Nickel﹠Chromium alloy heating device
Circulating fan Centrifugal fan
Air circulatory Wide force air circulatory(Top out button in)
Control system Touch screen and intelligent programmable adjust device (TEMP850)
Standard configuration 1 observation window(double layer).1 measure hole(located at left side).2-layers sample rack,
internal light(lamp light),1 supply water box,1 wet ball,4 rack rollers,1 power cable
Options Remote monitoring computer and software, RS232 communication interface recorder,
added sample, special sample shelf, special test hole
Safety equipment Electricity protection device, water path system protection, fan overheating protection, compressor
overheat, overload, over flow protection, overheat protection, temperature vary alarm

Note: According to customer demand customized

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