Low Pressure and Temperature Test Chamber Manufacturer

Low Pressure and Temperature Test Chamber

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Application

The high/low temperature low pressure test chamber is often used for military uses. Sometimes, the low pressure chamber simulates the high mountain environment for testing vehicles, computers, electronic components and packaging materials that need air transport.

Technical Parameters of High/Low Temperature Low Pressure Test Chamber

Model		KU-504-40	KU-1000-40	KU-504-70	KU-1000-70
Volume		504L	1000L	504L	1000L
Internal size (D×W×H)mm		800×700×900	1000×1000×1000	800×700×900	1000×1000×1000
Temperature range		-40°C to 150°C		-70°C to 150°C
Temperature fluctuation		±1.5°C
Temperature deviation		When temperature ≥ 100℃, ±3.0℃ (atmospheric pressure, empty run); when temperature < 100℃, ±2.0℃ (atmospheric pressure, empty run)
Temperature increase/decrease speed		0.7℃ to 1.0℃/min
Pressure range		Atmospheric pressure to 1 kpa
Pressure deviation		When pressure ≥40kpa,±2kpa; when pressure 4kpa-40kpa, ±0.5kpa; when ≤4kpa, ±0.1kpa
Pressure reduction speed		Atmospheric pressure to 1kpa≤30 min (under room temperature)
Pressure recovery speed		10kpa/min (adjustable)
Materials	Housing	Anti-rust cold-rolled steel plates, plastic coated
	Internal surface	SUS304 stainless steel plates
	Pressure bearing	Anti-rust thick steel plates, plastic coated
	Insulation	High-quality glass wool
Regulator	Refrigerator	Semi-enclosed compressor
	Cooling method	Air cooling or water cooling
Vacuuming method		Rotary vane vacuum pump
Heater		High-quality nichrome fin heater
Blower		Magnetic transmission
Observation window		Film coated, hollow glass
Temperature sensor		Thermal resistance, thermocouple
Controller		Touchscreen controller

Note: Our company has the technological capacity to simultaneously satisfy the temperature requirements and humidity requirements under low pressure.

Standards

GB10590-89	Specification for Low Temperature/Low Air Pressure Test Chambers
GB15091-89	Specification for High Temperature/Low Air Pressure Test Chambers
GB11159-89	Specification for Low Air Pressure Test Chambers
GB/T2423.25-199	Basic Environmental Testing Procedures for Electric and Electronic Products--Test Z/AM: Combined Cold/Low Air Pressure Tests
GB/T2423.26-1992	Basic Environmental Testing Procedures for Electric and Electronic Products--Test Z/BM: Combined Dry Heat /Low Air Pressure Tests
GJB150.2-86	Environmental Test Methods For Military Equipment--Low Pressure(Altitude) Test

Simplewell controller
Mitsubishi PLC
Temperature and humidity adjustment range

Optional Configurations

1. Rotary dehumidifier/ polymeric membrane, with a lowest temperature/ humidity content of 5℃/5 %RH.

2. Built-in tempered glass door, easy to move

3. Water purification system, with automatic replenishment function

4. Recorder, save and print testing data

5. Ultrasonic humidifier/ high-pressure spray humidifier, providing continuous high humidity under extreme temperature

6. Dry air blow system, anti-condensation

7. Remote monitoring function, cellphone and computer supportive

Cooling Equipment

TECUMSEH fully hermetic compressor
BOCK inverter compressor
BITZER semi-hermetic compressor