Shanxi Lanhe Electronic Engineering Co., Ltd.
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  • Release time: 2018 - 04 - 28
    DDX1-12 Rated electrical parameters of products:numberParameter nameUnitTechnical Data1Rated voltagekV122Rated currentA630-63003Rated pre-expected short-circuit breaking currentkA50-2004Current limit coefficient = cut-off current / the peak Value of Pre-expected Fault Current%15~505Insulation levelPower frequency withstand voltagekV/1min42Lightning impulse withstand voltagekV75Product Characteristics and advantages◆ Strong short-circuit breaking capability ( large capacity ): rated breaking short-circuit current is 50kA~200kA◆ Breaking speed is fast ( high speed ) :Total breaking d...
  • Release time: 2018 - 04 - 25
    DDX1-12 Rated electrical parameters of products:numberParameter nameUnitTechnical date1Rated voltagekV40.52Rated currentA630-63003Rated pre-expected short-circuit breaking currentkA50-2004Current limit coefficient = cut-off current / the peak Value of Pre-expected Fault Current%15~505Insulation levelPower frequency withstand voltagekV/1min95Lightning impulse withstand voltagekV185Product features and advantages◆Strong short-circuit breaking capability ( large capacity ): rated breaking short-circuit current is 50kA~200kA◆Breaking speed is fast (High speed): Total breaking duration:◆The b...
  • Release time: 2018 - 04 - 28
    Basic technical principles:Intelligent integrated dehumidification system in LH100 substation adopts digital transmitter array of temperature and humidity to monitor the indoor, cable trench and outdoor average temperature and the humidity of the distribution room. Based on the data, air moisture content ( water vapor partial pressure ) and dew point temperature are calculated by the algorithm recommended by the World Meteorological Organization and the national military standard GJB1172.1. The above-mentioned basic data and calculation data are the basis for the power distribution and control...
  • Release time: 2018 - 04 - 28
    Product overviewProduct features and advantages:◆ One set of devices can manage up to 99 switch cabinets at the same time.◆ One switch cabinet can be equipped with 12 temperature measuring points and monitored at the same time.◆ Flexible combination of double temperature measuring probes improves temperature measuring efficiency.◆ The contact temperature measurement design is adopted, and the temperature measurement accuracy reaches ±2℃.◆ The open-loop CT energy and high-energy battery two-in-one power supply is adopted,intelligently select the power supply mode.◆...
  • Release time: 2018 - 04 - 28
    Product characteristics and advantages:◆ The electronic System is simple and efficient◆Arc light detectors have a wide range, high sensitivity and large wide-angle photosensitive probe◆ Precision arc recognition and positioning technology◆ Original current algorithm can identify the fault current as quick as possible◆ Highly flexible criterion, reliable and fast action.◆ Flexible configuration and strong adaptability:◆ Low cost and high profit◆ The life cycle of the switch cabinet is effectively prolonged◆Ensure personnel safety◆Reduce equipment damageProduct...
Contact us
  • Shanxi Lanhe Electrical Engineering Co., Ltd.
    TEL: 86-29-84251056

    FAX: 86-29-88318201

    E-mail:sxlhdq@126.com
Typical application scheme of LH100 intelligent dehumidification system
: 2018 - 05 - 01
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The electrical engineers of LanHe will provide you with professional technical consulting services, including technical scheme formulation, equipment selection, system optimization, on-site technical answering, maintenance services, spare parts services, technical training services and other technical services, etc. Providing a full range of technical services for you based on equipment, systems, solutions, construction, installation and full range debugging technical services, which ensure the reliable and safe operation of the system and equipment. At the same time, according to the different needs and characteristics of users, we serve users diversified and comprehensive system solutions, and provide for them whole process technical services from the project planning to project acceptance.
: 2018 - 05 - 08
97
We provide professional after-sales service satisfying customer's requirements, including: on-site installation and commissioning of equipment, equipment maintenance, equipment testing, equipment fault diagnosis, spare parts replacement service, on-site construction of equipment, on-site commissioning of equipment and technical training, etc.
: 2018 - 05 - 08
53
The senior installation service team of Lanhe Electric has worked out a detailed installation and debugging outline according to the specific installation method of the customer's project site, and provides you with professional installation and debugging services according to the steps of the installation and debugging outline to ensure the safe and stable operation of the equipment.  Installation and commissioning services include: preparation of installation plan, installation inspection, equipment testing, equipment commissioning and acceptance, etc.We can provide users with traceability of installation and debugging services.
: 2018 - 05 - 08
54
Contact us /
Shanxi Blue River Electrical Engineering Co., Ltd.
TEL:+86 029-8425 1056
FAX:+86 029 8831 8201
E-mail:sxlhdq@126.com
029-84251056
sxlhdq@126.com
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