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Low Environmental Test Chamber / Temperature Humidity Test Chamber

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Low Environmental Test Chamber / Temperature Humidity Test Chamber

Brand Name : komeg
Model Number : KMH-2000
Certification : CE
Place of Origin : China
MOQ : 1 pcs
Price : Negotiation
Payment Terms : L/C, T/T, Western Union
Supply Ability : 100pcs /day
Delivery Time : 30 day after confirm the order
Packaging Details : rigid poly foam and wooden box
Temp range : -70℃~150℃
Power : 2.5KW
Interior Size : W 600 × D 450 × H 400 mm
Temp Uniformity : ±2.0℃
Exterior Material : Baked painting steel
Test time : 0—999 H M can adjust
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Eco Friendly Reliablity Temperature Humidity Environmental Test Chamber

OEM &ODE are welcome

. Product Overview

Able to accurately simulate a wide range of complicated natural environments, and is suitable for

reliability test in industrial products. Meet GB5170. standard requirements of environmental

testing equipment and test methods for the basic parameters of electric and electronic products under

the condition of humidity, low temperature, high temperature, and constant heat.

. Application

It is suitable for tests the products of electrical, electronic, mechanical and other products, parts and

materials under the conditions of high and low temperature and high temperature and humidity. For

quality and reliability test of simulating temperature and humidity changes in electrical, electronic,

mechanical and other products, parts and materials.

. Features

● GB-2423.1-2008 (IEC68-2-1)Test A: Low Temperature Test
● GB-2423.2-2008(IEC68-2-2)Test B: High Temperature Test
● GJB360.8-2009(MIL-STD.202F) High Temperature Life Test
● GJBl50.3-2009(MIL-STD-810D) High Temperature Test
● GJBl50.4-2009 (MIL-STD-810D) Low Temperature Test
● GB2423.3-2008(IEC68-2-3)Test Ca: Constant Heat Test
● GB2423.4-2008(IEC68-2—30) Test Db: Damp Heat Alternative Test
● GJBl50.9-2009 (MIL-STD-810D) Damp Heat Test

1.Energy conservation

Bypass mode to adjust cooling capacity to achieve a constant

temperature and humidity effectively

2Easy Operation

※Using company owned brand KOMEG KM-5166 LCD touch screen

controller with PID control parameters setting
※Flexible approach for data collection and recording

3High reliability

※Key parts are imported, ensuring the service life and high reliability
※Efficient oil separator to ensure the service life of the compressor

.Technical specification (Air cooled, room temperature +25℃, no load )

1. Temperature
1.1 Temperature range

-20℃ ~ +150℃

1.2 Temp Deviation

≦ ± 2.0℃

1.3 Temp Fluctuation


1.4 Temp Uniformity


1.5 Ramping and soaking rate

Heating up rate: -20℃↑ +100℃ about 35min (no-load, ambient

temperature +25℃)
Cooling rate: 20 ℃to -20℃ about 45min (no-load, ambient temperature +25℃)

2. Humidity

2.1 Humidity range


3.2 Control range
3.3 Humidity deviation


3.4 Humidity uniformity

3.0%RH (no-load)

3.5 Humidity fluctuation


Temperature and humidity performance test is in accordance with the relevant provisions of the

IEC60068 -3 standard measurement; sensor placed in the unit outlet.

. Chamber Structure

Overall structure and chamber was composed of three parts as below.
Insulation box, separate refrigeration units, and electrical control cabinet.

  1. Chamber size

Workspace volume: W 400 × H 400 × D 400 mm
Exterior size: W 600 × H 1550 × D 1220 mm (about)

2. Insulation box

Wall material: high-quality carbon steel with static color spray
Inner wall material: SUS304 # matte stainless steel plate
Insulation materials: rigid polyurethane foam insulation layer + glass fiber.

  1. Door

Single door, left open. Heating wire was installed at the door frames to

prevent condensation at low temperatures.

4.Observation window

With observation window W216×H230mm, multi-hollow electric

insulation coated glass prevent condensation effectively

5.Lighting device

LED Lighting device *1 located on observation window

6. Heating

High quality nickel-chromium alloy wire electric heaters
Non-contact control mode(SSR)

7. Humidifier

Water basin heating and humidification method;
Stainless steel sheathed heater;
Heater control: no-contact control (SSR);
Water level control device, heater anti-dry device.

8. Water outlet hole

Available for drain the condensate water

9. Cable port

Φ50mm*1 located on each side of chamber, with rubber stopper and

stainless steel cover

10. Shelf for samples

Two layers of stainless steel sample holder. Adjustable, load capacity

30kg/ layer

11. Mobile Casters

Mobile Casters with foot cups

12.Electric control box

Total power circuit breaker, over-temperature protection.

13. Water supply system

Water pump automatic supply

. Cooling System

1. Working mode

Mechanical compression refrigeration

2. Compressor

Europe and the United States imported hermetic compressor

3. Refrigerant

Environmental-friendly refrigerant: R404A

4. Condenser

Shell and Tube condenser(air -cooled)

5. Evaporator

Fin-type multi-stage automatic load capacity adjustment, No frost in

long-term use of low temperature and humidity conditions

6. Other accessories

Use internationally-known brand, such as high precise expansion valve,

oil extractor, dryer and many other accessories.

7.Refrigerant flow control

Adjust energy consumption output and control automatically to the

refrigeration system.

Photos show

Product Tags:

environmental test cabinet


environmental test equipment

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