TP-MFRG

Multifunctional protection relay

The TP-MFRG is a multifunctional protection device for primary substations, with measurement and remote measurement functions, network automation, electrical service analysis and quality monitoring, recording of fault transients and remote reprogramming. It is suitable for installation in HV/MV primary substations, with isolated switch in SF6 or in air, line disconnector and ground disconnector insulated in air.

Benefits

Multifunctionality

A single configurable device to fulfil different needs

Modular Architecture

Up to two additional RIO modules management (Remote Input/Output) for the acquisition of signals coming from the field

IEC61850 Ed.2 Standard

Compliant with IEC61850 Ed.2 standard

Features

16 integrated protection functions, additional "built-in" control functions and graphical programming (IEC61131-3).
Simple and intuitive interface consisting of switch control buttons, graphic color display and associated navigation keys.
Funcionality of measurement, monitoring and advanced control.

Technical Specifications

GENERAL RATINGS

Supply voltage	50÷142 Vdc / 36÷101 Vac, Protected against polarity inversion
Power consumption	22 VA
Transient overload (1 sec)	2Vn
Max Inrush current (10 msec)	8A

VOLTAGE ANALOG CHANNELS

Voltage channels	4
Inputs voltage level	0 - 100 Vac / 0 - (100/√3) Vac

CURRENT ANALOG CHANNELS

Current channels	4
Inputs current level	1 A / 5 A

PROTECTION FUNCTIONS* (ANSI/IEEE)

50/51 (Overcurrent)

50N/51N (earth overcurrent)

67/67N (phase/earth directional)

59/59N (Overvoltage/ Neutral Overvoltage)

79 (auto reclosing)

25 (syncro-check)

27 (Undervoltage)

32P (directional / reverse power)

81 (frequency)

2ndH REST (inrush current)

* According to the specific model