REF541KM115AAAA feeder terminal

The REF 541 feed terminals are available for different types of switchgear, including single bus, double bus, and duplex systems. The REF 541 protection feature also supports different types of networks, such as isolated neutral networks, resonant grounded networks, and partially grounded networks. Applications also include protection and control of medium three-phase asynchronous motors and shunt capacitor banks for reactive power compensation. In addition to protection, measurement, control, condition monitoring and general functions, the REF 541 feeder terminal is equipped with a large number of PLC functions to integrate multiple automation and sequential logic functions required for substation automation into one unit.

REF541’s product advantages

The compact design makes it suitable for new and retrofit installations
The detachable plug-in design makes routine maintenance quick and easy
Complete type test for KEMA certification
It is certified for Marine and maritime use by DNV (Norwegian Classification Society)

Product features of REF541

Protect utility distribution and basic industrial applications
The REU610 offers integrated protection with two stages of overvoltage protection, two stages of undervoltage protection and two stages of residual overvoltage protection. In addition, REU610 includes two mutually exclusive protection features, single stage negative phase sequence overvoltage protection or single stage positive phase sequence undervoltage protection.
REU610 supports a wide range of standard communication protocols, including IEC 61850, IEC 60870-5-103, Modbus, Profibus, DNP3, SPA, and LON.

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