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

Company Overview

Date: 2018-10-08
Views: 305

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 limiter

Intelligent integrated dehumidification system in LH100 substation

Intelligent wireless temperature measuring device in LH200 substation

LH300 Integrated Protection Device of Arc Light

LH104 Intelligent dehumidifie of industrial cabinet

Non-first half wave short circuit current limiter, etc

 

Core Business: As of 2017, more than 600 sets of DDX1 first half-wave short-circuit current limiter have been operated in power supply, power generation, metallurgy, petrochemical, light industry, hydropower and other industries, It plays a role in ensuring the safety of the power grid saving energy and reducing consumption, improving power quality and reliability of power supply, optimizing system structure and other efficiency. A large number of application practices show that the technical indexes and related performances of this product have reached the international leading level.

 

Patent technology: There are seven national patents, including one invention patent and six utility model patents.

 

Human Resources: For many years, we have always adhered to the principle of ' human- orientation '. Based on the concept of common development and harmonious development of employees and enterprises, our company build a high-quality, professional human resources team. At present, the company personnel consists of 3 part-time doctoral supervisors, 3 professors, 3 senior engineers, 8 engineers and 31 other technicist, sales and managers.

 

 


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    FAX:+86 029 8831 8201
    E-mail:sxlhdq@126.com
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