KMH-225S Single door opened Climatic Test Chamber , Temperature And Humidity Test
Able to accurately simulate a wide range of complicated natural environments, and is suitable for
reliability test in industrial products. Meet GB518.104.22.168.6-95 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.
Applicable to environmental adaptability and reliability test in such industrial units as electronics, electrical
appliance, battery, plastics, food, paper product, vehicle, metal, chemistry, building material, research
institution, inspection and quarantine bureau, university etc.
|1.1 Temperature range
||-70 ～ 150 ℃
|1.2 Temp Deviation
||within ± 2.0℃
|1.3 Temp Constancy
||within ±0.5 ℃
|2.6 Temp Uniformity
||within ±2.0 ℃
|2.7 Ramping and soaking rate
1) rise : within 60min (-70 ℃ → 150 ℃) Nonlinearity (RT+25’C, no load) The heating rate is 3’C/MIN
2) fall : within 80min (150 ℃ → -70 ℃) Nonlinearity (RT+25’C, no load) The cooling rate is 1-2’C/MIN
|3.1 Humidity range
|3.2 Humidity range
|3.3 Humidity deviation
|3.4 Humidity fluctuation
|3.5 Humidity uniformity
|Temperature and humidity performance test is in accordance with the relevant provisions of the IEC60068 -3 standard measurement; sensor placed in the unit outlet.
|Ⅴ. Chamber Structure
Overall structure and chamber was composed of three parts as below.
Insulation box, separate refrigeration units, and electrical control cabinet.
Innner size: W 700 × H 700 × D 480 mm
Outer size: around W 980 × H 1910 × D 1505 mm
※ 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.
||Single door opened, left side, add door frame to to prevent freeze at low temperature
||With 1 sets 380 × 560mm (width × height) observation window, multi-hollow electric insulation coated glass prevent condensation effectively
||11W/AC220V *1 located on observation window
||High quality nickel chromium alloy wire heater, contactless control mode (SSR)
Water basin heating and humidification method;
Stainless steel armored heater;
Heater control mode: non-contact control mode (SSR);
Water level control device, heater anti-drying device
|8.Condensate drain hole
||Equipped with the studio condensate water and the condensate drain hole
||Φ100mm*2 located on both sides(each*1) with rubber stopper and plastic cover
||Stainless steel sample shelves 2 layer adjustable height with 30kg/layer weight undertake
||Mobile Casters *4 with foot cups
|12．Electric control box
||Total power circuit breaker, over-temperature protection.
|13. Water supply system
||Water pump automatic supply
|Ⅵ. Air-conditioning system
|1. Control mode
||mechanical compression refrigeration.
||Europe or US brand Full - secret Type Compressor
||High performance fin automatic load capacity adjustment can be used for long time low temperature high wet condition without frost
||Automatic heat dissipation efficient fin type with heat dissipation motor (air cooled)
||R404aEnvironmentalfriendly high temperature level of refrigerant
||High-precision expansion valve oil separator desiccant and so on all use the international well-known brand original import refrigeration system with four pressure gauges
|7.Refrigerant flow control
||Automatic control of the cooling system of energy output control
※Fully implement the nitrogen protection welding, double - stage rotary vane pump vacuum, ensure the refrigeration system clean and reliable;
※The bottom of the compressor is designed to connect the water tray, and the condensate passes through the rear of the box to the outside of the box
Environmental test chamber Standard
● 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
Packing and Shipment:
(1).Strong standard wood case, inner plastic films wrapped for temperature and humidity test chamber
(2).Usually we delivery the equipment by air,by sea or by express. it depends on customer.
1) More than 20 years manufacturer experience and 8 years export experience.
2) Acceptable customization for all kinds of special specification products.
3) We value very inquiry sent to us, ensure quick and competitive offer.
4) We put your order into our tight production schedule,ensure your punctual delivery time.
5) We are a sales team, with more than 4 years experience, more professional and reliable.
6) Welcome to view our factory at any moment .
1) We deal with your complains within 24 hours.
2) Training how to install the machine, training how to use the machine.
3) Engineers available to service machinery overseas.
4) All staffs in our company with philosophy of " integrity, dedication, truth-seeking, enterprise", would be
dedicated to provide high quality service and products for you.