SIEMENS multifunction protection relays

... are a multi-functional motor protection relays. They are designed for protection of asynchronous motors of all sizes. Features The SIPROTEC 7SK80 features “flexible protection ...

... 7RW80 features “flexible protection functions”. Up to 20 additional protection functions can be created by the user. For example, a rate of change of frequency function or a reverse power function can ...

The SIPROTEC 7SJ6 overcurrent protection relays have been designed specifically for protection of feeders, lines and motors in medium-voltage and high-voltage systems. ...

... SIPROTEC 7UM62 protection relays can do more than just protect. They also offer numerous additional functions. Be it earth faults, short-circuits, overloads, overvoltage, overfrequency or underfrequency ...

The 7VE61 and 7VE63 paralleling devices of the SIPROTEC 4 family are multifunctional compact units used for paralleling power systems and generators. Features Their technical design ensures highly reliable paralleling due to their ...

Trigger voltage: 64 V - 300 V

... -Rate of change of frequency. Relays have three voltage inputs, six binary inputs and eight binary outputs and are housed in a size E4 case. Programmable logic is provided to allow the optimal configuration of relay ...