HY3751 Temperature Humidity Chamber is suitable for compatibility test of rubber, plastic, leather, home appliances, instrument, meter, component and other product on the condition of high temperature, low temperature and humid environment. This machine conforms to GB/T 2423.1, GB/T 2423.2, GB/T 2423.4, etc. This instrument complies with the following international and industry standards. GB/T: GB/T 2423.1, GB/T 2423.2, GB/T 2423.4. Structure. Internal chamber is made of 1.2mm thick 304 SUS stainless steel wire drawing board, external chamber is made of 1.5mm thick high quality cold-rolled steel board with spraying treatment. Imported sealing material and unique silicone sealing structure between door and doorframe, good sealing effect and ageing resistance. Adopts international popular light pressure type door lock, good sealing effect of chamber door. Chamber door has hollow glass observation window and lighting device, can clearly observe the internal test specimen. With Swivel caster on the bottom of equipment, can adjust the height of equipment, easy to moveHeating system. Thermal insulation material adopts high quality superfine glass fiber insulation cotton, long service life, good thermal insulation effect. Heater adopts stainless steel stents and rack type electric heater, fast to heat, long service life, high sensitivityCooling system. Imported refrigeration compressor, large cooling capacity, low noise, low energy consumption, high efficiency. Finned evaporator, fast to transfer heat. Adopts imported oil separator. Adopts R404A and R23 Environmental protection refrigerantsElectrical control system. Temperature and humidity controller adopts color LCD touch screen. Level A Pt100 platinum resistance sensor, high accuracy and sensitivity. Control mode: thermal equilibrium temperature adjusting mode. Executive components, AC contactor, thermal relay and solid-state relay use French “Schneider” brand, reliable quality. Simple operation, easy to maintain. Technical Specification Model: HY3751 Dimensions: of working chamber 500×400×500mm (D×W×H) Temperature range: 0℃~+90℃, can be customized Temperature fluctuation: ±0.5℃ Temperature uniformity: ±2℃Cooling rate 0.7～1℃/minHeating rate 2～3℃/min Humidity: range 20%~98% RH Humidity: uniformity +2%/-3% RHNoise ≤65 dB Power supply: AC380V 50Hz Dimensions: 950×880×1470mm (D×W×H)