Climatic test chamber / altitude / automatic / explosion-proof
SM-VT-0770W series Sanwood Environmental Chambers Co., Ltd.


  • Type:

    climatic, altitude

  • Options and accessories:

    automatic, explosion-proof

  • Volume:

    Min.: 720 l (190.2 gal)

    Max.: 2370 l (626.09 gal)

  • Temperature:

    Min.: -70 °C (-94 °F)

    Max.: 160 °C (320 °F)


Electrical,electronic,military industry and household products.According to GB,GJB and IEC standard,to do high low temperature,humidity thermal,low pressure and other environmental and reliability test.

Basic parameters:
1. Inner volume: 720L, 1000L, 2370L(standard model)
2. Temperature range: -70℃ ~ +160℃
3. Temperature fluctuation: ≤ 1.0 ℃(ordinary pressure)
4. Temperature deviation:≤±2.0°C (ordinary pressure)
5. Heating time:-20℃→+150℃ ≤40 min (no-load,ordinary pressure)
6. Cooling time: +20℃→-20℃ ≤40 min ( no-load,ordinary pressure)
7. Pressure range: Ordinary pressure ~ 0.5 KPa
8. Pressure deviation: ≤±2kPa (≥40kPa)
≤±5% (4~40kPa)

1. Whole body structure
2. Pressure-containing chamber body: δ10mm,SUS304 stainless steel
3. Outside chamber body: δ1.0mm,cold-roll steel sheets,
4. Door: single door equipped with observation window on the door.
5. Test hole: according to customer needs to power test
6. Temperature humidity adjusting system
7. Control system of temperature and humidity (Fan: centrifuge fan, Heater: nickel-chromium heater, Evaporator: finned evaporator , Humidifier: electric steam humidifier)
8. Refrigeration mode: mechanical compression binary refrigeration system
9. Vacuum units: rotary vane vacuum pump
10. Control panel: temperature, humidity and pressure controlled display screen, over temperature monitoring

Test standard complied:
GB/T2423.1-2001 test A: Low temperature test
GB/T2423.2-2001 test B: High temperature test
GB/T2423.21-2001 test M: Low pressure test


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