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  • Step into nonstandard laboratory and help boost China Aerospace.

    Through many selections, Linpin has become outstanding from the cutthroat competitions among lots of famous manufacturers in China and in the world and won the bidding. A group of low-temperature storage test chambers are ordered to be used for the storage of hydrogen-nickel batteries on shooting ranges and for activation tests within the activation time.

  • Simulate natural working condition to safeguard scientific research cause.

    Our company has already cooperated with many branch institutions, directly affiliated units, co-construction units of Chinese Academy of Sciences and holding companies in which Chinese Academy of Sciences directly has invested, for nearly one hundred times. Shanghai Linpin Instruments Co., Ltd has already become the first choice of brand for environment test equipments of Chinese Academy of Sciences.

  • Environment test chamber provides facilities to educational units.

    Linpin has years of experiences in cooperating with old schools with the history of a hundred years. Both parties have reaped in not only interests but also friendship and moving happiness. Linpin hereby wishes all teachers who are tireless in teaching students “foster students under the heaven and train talents throughout China”!

  • Talent standard: with good morality, talents and aim.

    Philosophy in employing talents: Equality, care, harmony, respect and promotion.

    Talents training: Select talents based on aims, and promote talents based on achievements.

  • About Us
  • About Us

  • Located in Min hang Economic & Technological Development Zone,the base of Science & Technology Industrial area of Shanghai, China. Shanghai Lenpure Instruments Co., Ltd. is a new & hi-tech shareholding enterprise that integrates environmental test facility's R&D. production and marketing.

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Attractive appearance ▪ High efficient and Easy operation

Constant Temperature and Humidity Test Chamber As one must-have test equipment for aircraft industry, automobile industry, home appliance industry and scientific research field, it can be used to test and determine the parameters and performance of electrical, electronic products and materials upon change of the temperature environment in high-temperature, low-temperature or constant tests.
  
 
Shallow groove humidification ▪ Special design and High efficient
Shallow groove humidification method
Humidifier control method: Contact-less equal-period pulse-width modulation, SSR (Solid State Relay)
Water level automatic compensation and water shortage alarming system
Humidity control introduces the same channel coordination control method of P.I.D + S.S.R system.
Top Facilities ▪ Ecology and Science
Refrigeration principle and compressor: In order to meet the requirements of test chamber on temperature decrease rate and lowest temperature, the test chamber's refrigeration system introduces the cascade refrigeration system composed of imported compressor, and boasts such advantages as reasonable matching, high reliability, easy operation and maintenance and so on.
 
 Excellence ▪ Nuanced and comfortability
Seal: The double-layer high temperature resistant high-tension sealing strip between door and chamber of the equipment can ensure obturation of testing area.
Door handle: Introduce the door handle without counteraction for easy operation.
Feet wheel: High-quality fixable PU active wheels are installed on the bottom of the machine.

ISO9001:2000 Certified

ISO14001:2004 Certified

Complied Standards：GB10485-89 GB4208-93 GB/T4942 and

                                    corresponding IEC ISO & ASTM standards
 

Main Technical indexes 

Model

LRHS-101-LH

LRHS-225-LH

LRHS-504-LH

LRHS-800-LH

LRHS-1000-LH

Dimension of Working Room (mm)

450×450×500

500×600×750

700×800×900

800×1000×1000

1000×1000×1000

Overall Dimension(mm)

1200×750×1050

1220×900×1300

1450×1100×1450

1550×1300×1550

1750×1300×1550

Temperature range

RT+10℃～150℃

Humidity range

85～98%RH

Volatility / Uniformity

≤0.5℃/≤2℃

Humidity deviation

+2、-3%RH

Temperature

increase rate

1.0℃ ～3.0℃ /min

Temperature decrease rate

0.7℃ ～1.0℃ /min

Controller

Digital precision touch screen meter, Microcomputer P.I.D + S.S.R output temperature controller，temperature and humidity can be visualized.

Accuracy range

Setting accuracy： Temperature 0.1℃、 Humidity 1%RH，

Indication accuracy： Temperature 0.1℃、 Humidity 1%RH

 The technical information will be  subjected to change without notice
GB-T2423.9-2001电子电工产品环境试验 第2部分 试验方法 试验Cb设备用恒定湿热 本站下载
GB-T5170.5-2008 电工电子产品环境试验设备检验方法 湿热试验设备.pdf 本站下载
GBT 2423[1].1-2008 电工电子产品环境试验 第2部分试验方法 试验A 低温 本站下载
GB-T 2423.03-93电工电子产品基本环境试验规程 试验Ca 恒定湿热试验方法 本站下载
GJB 150.9-86湿热试验 本站下载
SJT 31388-1994 高低温湿热箱完好要求和检查评定方法.pdf 本站下载

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