Siemens AG is a German multinational conglomerate company headquartered in Berlin and Munich. It is the largest engineering company in Europe. The principal divisions of the company are Industry, Energy, Healthcare, and Infrastructure & Cities, which represent the main activities of the company.
Thousands of Siemens relays ensure first-class performance in transmission and distribution networks of all voltage levels, all over the world, in countries of tropical heat or arctic frost. For many years, Siemens has also significantly influenced the development of protection technology.
Secondary protective relay is one of the prominent products of Siemens which is used in different areas like busbar, substation and feeder’s protection.
We can provide Siemens products including:
6MD63x Medium Voltage Bay Unit
6MD662-664 Bay Control Unit
6MD665 Bay Processing Unit
7PA2 / 3 Relays for high responsibility applications
7RE28x Voltage BalanceRelay
7RW600 Voltage- / Frequency Protection
7SA522 Distance Protection
7SA6xx Distance Protection and Control
7SD52x / 53x Differential Protection for 2 - 6 Line-Terminals with Distance Protection
7SD600 Line Differential Protection for one pilot wire pair
7SD610 Universal Two-Terminal Differential Protection
7SJ45 easy Numerical overcurrent protection
7SJ46 easy Numerical overcurrent protection
7SJ600 Overcurrent, Motor and Overload Relay
7SJ601 Overcurrent, Motor and Overload Relay
7SJ602 Overcurrent and Overload Relay
7SJ61x Multifunction Protection
7SJ62x Multifunction Protection
7SJ63x Multifunction Protection
7SJ64x Multifunction Protection with Synchro Function
7SJ80x Multifunction Protection Relay
7SK80x Motor Protection Relay
7SN600 Transient Earth-Fault Relay
7SS52x Distributed Busbar and Circuit-Breaker Failure Protection Relay
7SS60x Centralized Numerical Busbar Protection
7ST61x / 63x Overhead Contact-Line Protection for AC Traction Power Supply
7SV600 Numerical Circuit–Breaker Failure Protection Relay
7TS15 / 16 Annunciation Relay
7UM61x Multifunction Generator Protection Relay
7UM62x Multifunction Generator Protection Relay
7UT612 Multiple function protection for two winding transformers
7UT613 / 63x Differential protection for transformers (2 - 5 windings / ends)
7UW50x Tripping Matrix
7VE6xx Multifunction Paralleling Device
7VH60x High Impedance Differential Relay
7VK61x Breaker Management Relay
7VP15x Portable Test System
7XV75x Test Switch
PHO:32x Test disconnect terminal UTME 6-MP and test disconnect plug SMP