Walk In High and Low Temperature Humid Hot Low Pressure Test Chamber

Model

CZ-FQHA-12m³F-F2W Or customized

Structural Form

The structure can be either an integral or modular assembly (depending on the site), with the test chamber located at the front upper part and the unit at the rear.

Pressure Bearing Method

Internally bearing structure / Externally bearing structure (designed according to requirements)

Nominal Volume

Effective volume of inner chamber: 12m³

Internal Size (W×H×D) (mm)

Effective volume: (W) 2000 × (H) 2000 × (D) 3000 mm = 12000 L

External Size (W×H×D) (mm)

Approximate dimensions: (W) 2360 × (H) 2440 × (D) 5160 mm (height excluding top motor). Final dimensions subject to change based on the design.

Humidity Range

20%~98%RH (Temperature range: +20℃~+85℃)

Temperature range

-65℃~+150°C

Temperature Fluctuation

≤±0.5℃ (Normal pressure, No load)

Temperature Deviation

≤±2.0℃ (Normal pressure, No load)

Heating Rate

-40℃→+150℃; average temperature throughout the process: 5.0℃/min (static load 800kg)

Cooling Rate

+150℃→-40℃; Average temperature throughout the process ≥2.0℃/min (static load 800kg)

Accuracy

Temperature can be set with an accuracy of 0.1℃, and time can be set with an accuracy of 0.1min.

Humidity range of atmospheric pressure no-load test

20%～98%RH (Temperature range: +20℃~+85℃)

Relative Humidity Deviation

+2%RH, -3%RH (humidity > 75%RH); ±5%RH (humidity ≤ 75%RH)

Humidity Fluctuation

Fluctuation s ± 5%RH (no load, normal pressure)

Pressure Range

Atmospheric pressure ~ 1.0 kPa

Pressure Fluctuation

≤Set value ±3%

Pressure Deviation

≤+2 kPa (Normal pressure ~ 40 kPa); ≤+5% (40 kPa ~ 4 kPa); ≤+0.1 kPa (< 4 kPa)

Voltage Reduction Time

≤60min (atmospheric pressure → 1KPa)

Pressure Recovery Rate

≤10 kPa/min (Adjustable)

Vacuuming Pumping Method

Mechanical rotary vane vacuum pump / Roots vacuum pump

Cooling Method

Water cooling/air cooling

Refrigeration System

semi-enclosed

Controller

Touchscreen PLC Programmable Controller