ABB SPAJ160C-DA protective relay

ABB SPAJ160C-DA is a multifunctional protective relay designed for protection and control of electrical power systems. It is used to protect power transformers, feeders, motors, generators, and other equipment from overcurrent, earth fault, differential, and other types of faults.

The SPAJ160C-DA relay is a member of the SPAJ160 series of relays, which are widely used in the power industry due to their high reliability and flexibility. The relay can be configured for different protection functions and is equipped with advanced communication capabilities for remote monitoring and control.

Some of the key features of the SPAJ160C-DA relay include:

Flexible protection and control functions, including overcurrent, earth fault, directional earth fault, negative sequence, under/overvoltage, and under/overfrequency protection

Differential protection for transformers, motors, and generators

Advanced communication capabilities, including support for IEC 61850 and DNP3 protocols

User-friendly interface with LCD display and programmable buttons for easy configuration and operation

Modular design with plug-in modules for easy maintenance and upgrades

High resistance to electromagnetic interference and vibration