LC LINE TRAPS

Line Traps are essential components utilized in transmission and distribution networks. Power Line Carriers (PLC) play a crucial role in power transmission systems, while facilitating remote control signals, voice communication and remote metering and control between substations within the electrical transmission and distribution networks.

Features

l  Standards: IEC 60353, IEEE Std. C93.4, IEEE Std.643

l  Manufactured according to specified short circuit requirements

l  Light weight design facilitates easy mounting

l  Cooling spacers contribute to lower winding temperatures that reduce the temperature of the windings

l  Tuning unit box can be easily replaced without dismantling the coil when frequency adjustments are needed

l  Suitable for installation on capacitive voltage transformers, supports, insulators or suspension mounts

l  Low stray capacitance and high quality factor

l  Corona spheres provided for voltages over 245 kV

l  Accommodates various types of conductor terminals

l  Available in DIN or NEMA type terminal configurations

 Selection Details

l  Inductance of Line Trap (mH)

l  Nominal Current (A), at 50 or 60 Hz

l  Short Circuit Current (kA) and duration

l  Blocking frequency range (kHz)

l  Network voltage (kV)

l  Blocking impedance, Zb

l  Resistive component of blocking impedance, Rb

l  Capacitive voltage transformer mounting provision (pedestal) or suspension

l  Connection terminal special requirements (DIN or NEMA)

l  Bird barrier

                         Blocking Bandwidths of Tuning Devices

Band Limits of Wide Band Line Traps

Dimension for Connection and Mounting