The Relay that provides a reliable range of functions in an amazingly compact and space-saving housing.
Advanced OC&EF Self-Powered Relay SIA-B is the most reliable dual powered (Self-Powered + Universal Vaux) relay offering a high performance previously available only in relays with Vaux.
Line Protection Relay that provides advanced communications and more protection functions such as auto-recloser.
SIL-A is provided with non-volatile RAM memory in order to store up to 3.072 events and disturbance fault recording (DFR – 25 fault reports and 25 oscillographic records in COMTRADE format), maintaining date & time thanks to its internal RTC (real Time Clock).
The revolutionary solution for the protection of RMU (Main Ring Unit) with 3rd generation protection relays.
Counting with an extensive experience of successfully operating devices in the field worldwide and thanks to the unique advantages, SIA-C enjoys top recognition among users all around the planet.