|
Model |
TST-400 |
TST-500 |
TST-600 |
|
Test chamber dimensions |
400×300×300 |
500×400×400 |
600×500×500 |
|
Chamber dimensions |
1450×1650×1950 |
1550×1850×2050 |
1650×2100×2150 |
|
Test Method |
Statonary Specimen, cooling/heating changeover 2-zone system by means of damper sitching |
|
Temp. setting system |
Fixed value & program setting |
|
Low temp. chamber |
Temp. range |
-55℃ ~ -20℃ |
|
Lower precool linit |
-70℃ ~ -30℃ |
|
Temp. constancy |
±2℃ |
|
Temp. pull-down rate |
RT ~ -70℃ within 60min |
|
High temp. chamber |
Temp. range |
60℃ ~ 150℃ |
|
Upper preheat limit |
70℃ ~ 200℃ |
|
Temp. constancy |
±2℃ |
|
Temp. heat-up rate |
RT ~ 200℃ within 20min |
|
Temp. recovery time |
Within 5min |
|
Interier material |
STS 304 Polishing plate |
|
Exterier material |
Cold rolled steel plate with baked coating finish |
|
Insulation |
Rigid polyurethane form & glass wool |
|
Air circulator |
Sirocco fan |
|
Heter |
STS pipe fin heater |
|
Cooler |
Multi-stage plate fin cooler |
|
Freezer condenser |
Air-cooled type or Water-cooled type |
|
Refrigeration system |
Cascade doule stage compressor refrigeration |
|
Refrigerant |
HFC404-HFC-23 |
|
Air pressure |
4kgt/㎠ |
|
Air consumption rate |
Approx.7N liters per cycle |
|
Cooling water supply |
20ℓ/min(20℃) |
60ℓ/min(20℃) |
80ℓ/min(20℃) |
|
Cooling water pressure |
2kgt/㎠ |
|
Power source |
AC220V. 380V 3P 50/60Hz |
|
Total load current(A) (approx) |
40 |
65 |
80 |
|
Product weight(kg) (approx) |
700 |
900 |
1200 |
|
Safety devices |
Leakage breaker, Chamber temperature overheat protector |
|
Refrigerator high-low pressure s/w, Refrigerator thermal relay |
|
Motor overload relay, Refrigerator relief valve, fuse |
|
Recorder |
Programmable 1 pen type : -10℃ ~ -200℃ |
