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...
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  • Shanxi Lanhe Electrical Engineering Co., Ltd.
    TEL: 86-29-84251056

    FAX: 86-29-88318201

    E-mail:sxlhdq@126.com
此变电站地处丘塬半山坡,昼夜温差比较大,地处该位置的变电室开关柜由于湿度比较大,经常性出现放电导致器件绝缘击穿而出现短路事故,原先采用的加热通风除湿效果很不明显。自从2018年3月15日安装我公司自主研发的LH100变电站智能综合除湿系统至今,未出现开关柜部件绝缘击穿而出现的短路事故。除湿系统工作稳定,运行正常,改变了开关柜的工作环境,保证的设备的可靠运行,得到了用户高度的认可。LH100变电站智能综合除湿系统在变电站配电室的成功运行,解决了用户的实际问题,为国内其它类似工况的配电环境提供了一种有效的除湿解决方案。
Release time: 2018 - 07 - 27
Views:17
Company Address: Company is founded in 2004 and located in Xi 'an Hi-tech industrial development zone. Enterprise Nature: It belongs to electric power technology industry and hi-tech enterprise. Main business: Our company committed to the research of new technologies for power failure prevention and short-circuit current limitation. Besides, it focus on development, production and sales of new products. Core Products: DDX1 first half wave short circuit current limiterIntelligent integrated dehumidification system in LH100 substationIntelligent wireless temperature measuring ...
Release time: 2018 - 10 - 08
Views:305
As one of the most dynamic enterprise conformations in contemporary industrial structures, technological enterprise plays a leading role in the economic development. Lanhe Electrical Engineering takes advantage of its technological development and creates its unique and specific operational characteristics.Based on electric system, it follows advanced technology and insists on technical innovation and scientific development.Taking hold in science and technology highland of Xi’an, depending on and cooperatingeffectively with the high-tech human resource from Xi’an Jiaotong University,...
Release time: 2018 - 10 - 08
Views:124
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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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