SIEMENS electric motor protection relays

... configured and combined as required. •Minimum tripping time: 19 ms •6 independent measuring loops (6-system distance protection) •Several distance-protection functions can be selected: ...

... transformer differential protection have been designed specifically for the protection of two and multi-winding (up to 5 sides). transformers. They are the main protection for the transformer ...

... SIPROTEC 7SK82 and the SIPROTEC 7SK85 motor protection have been designed specifically for the protection of motors of all sizes. For the protection ...

... Standard functionality •37/ 37G undercurrent protection •46 Negative sequence overcurrent protection •46BC Broken conductor detection •49 Thermal overload protection •50/ ...

Trigger voltage: 18 V - 300 V

... 7SR17 and 7SR105 motor protection devices are specifically designed to protect motors during all starting and running sequences. Features The device is housed in a 4U high, size 4 ...

Trigger voltage: 19 V

... is a numerical protection device with a highly comprehensive functional software package. Features The market for power capacitors is continually growing due to the expanding power ...

... impedance circulating current relay that has four current inputs, it is used as a unit protection to detect phase and earth faults. Features The relay ...

... 7SK81 are a multi-functional motor protection relays. They are designed for protection of asynchronous motors of all sizes. Features The SIPROTEC ...

... Functions Protection functions •Overcurrent protection (definite-time/inverse-time/user-def.) •Sensitive earth-fault detection •Intermittent earth-fault protection •High-impedance ...

... differential function a backup overcurrent protection for 1 winding / star point is integrated in the relay. Optionally, a low or high-impedance restricted earth-fault protection, ...