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Products»EuroProt+»DTIVA»Catenary protection» E4-DRFP Railway feeder protection, control & automation
Protection & Control functions

The E4-DRFP (Digital Railway Feeder Protection) configuration is designed to protect and control single phase AC traction supply systems. The device measures the current and voltage of the railway overhead line. These measurements allow the Railway distance protection function, which is the main function of this application, extended with Teleprotection and Switch onto fault and Faul locator functions. 



Protection & control functions IEC ANSI *Inst.
Distance protection for railway application function Z< 21 1
Teleprotection function ? 85 1
Definite time undervoltage protection function U<, U<< 27 1
Line thermal protection for railway application function T> 49 1
Overcurrent protection for railway application function I>, I>> 51 2
Definite time overvoltage protection for railway application function U>>, U> 59 1
Automatic reclosing function for medium voltage networks 0 -> 1 79 1
*The INST. column contains the numbers of the pre-configured function blocks in the factory configuration.These numbers may be different in order to meet the user’s requirements.
Protecta products can be ordered by using an Order Code. This code specifies the hardware and the configuration.
Please always refer to a valid Order Code when placing an order.
The Order Code page can be opened by clicking the link below.
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