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Products - Compact Digital Line Fault Locator


 Power System 
1     Digital Distance Relay for Protecting EHV transmission Line
2     Digital Current Differential Relay for Protecting EHV transmission Line
3     Overcurrent Relay
4     Compact Digital Line Fault Locator (LFL-200))
5     Digital Motor Control Center(DMCC)
6     Digital Electricity Meter

 Compact Digital Line Fault Locator (LFL-200)
Product Overview
LFL-200 which is installed in one terminal accurately measures and displays the distance to the fault point, regardless of the type of fault (single/multiphase/earth/short) on the HV or EHV transmission line by comparing the current value with pre-set value of fault voltage/current.

Features
Fault location accuracy improvement due to advanced algorithm and DSP
  - Max. coverable distance : under 900km.
  - High accuracy : +6% at anywhere fault
  - Fault location accuracy in spite of heavy load current/hight fault resistance
  - Mutual coupling compensation in parallel line

User-friendly fault information available through LCD and 7's segments
  - Various fault information through 20x4 Text LCD and 5-digit 7's segment, including pre-/post-fault current, voltage, impedance and etc.

Self-diagnostics
  - Continuous monitoring and automatic test of system, which are implemented internally, make it possible to inform user of system failure.

Easy to install
  Fault analysis software by using local communication (Option)
  - RS-232C serial communication
  - Access to LFL-200 available with a local computer for fault analysis

Starting mode select function for fault location (External or Internal starting)

Instance

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