SIEMENS differential protection relays

1 company | 14 products
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differential protection relay / power / programmable / configurable
differential protection relay
7SR54

... Functions Standard Functionality can include •24 Overexcitation protection •27 Undervoltage protection – 3 phase •27Vx Undervoltage protection – Vx •37 Undercurrent protection ...

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Siemens Energy automation and smart grid
differential protection relay / voltage / digital / modular
differential protection relay
7SD82/86/87 series

The SIPROTEC 7SD82/86/87 line differential protection have been designed particularly for the selective protection of overhead lines and cables with single-ended and multi-ended infeed ...

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Siemens Energy automation and smart grid
differential protection relay / voltage / distance / digital
differential protection relay
7SL82/86/87 series

... high investment security and low operating costs. Features Main function: •Differential protection and distance protection for medium-voltage and high voltage applications •Interoperability ...

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Siemens Energy automation and smart grid
differential protection relay / three-phase / digital / configurable
differential protection relay
7UT82/85/86/87 series

... /86/87 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 ...

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Siemens Energy automation and smart grid
voltage protection relay / three-phase / digital / differential
voltage protection relay
7SS85

The SIPROTEC 7SS85 busbar protection is a selective, safe and fast protection against busbar short circuits in medium voltage systems, high voltage systems, and systems for very high voltage with a large ...

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Siemens Energy automation and smart grid
differential protection relay / earth-leakage / safety / three-phase
differential protection relay
7SR18

Our differential protection relay, Reyrolle7SR18, is a numeric three phase differential protection relay used to detect in zone phase ...

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Siemens Energy automation and smart grid
over-voltage protection relay / earth-leakage / overload / phase sequence
over-voltage protection relay
7SR242

... and reactor protection schemes. Relays are housed in size E8 or E10 cases. Integrated logic is provided to allow the optimal configuration of relay functionality with the relays ...

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Siemens Energy automation and smart grid
earth-leakage protection relay / phase / current / digital
earth-leakage protection relay
7SR23

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

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Siemens Energy automation and smart grid
over-current protection relay / frequency / digital / programmable
over-current protection relay
7SJ8 series

The overcurrent and feeder protection relays can be used for line/feeder protection of high and medium-voltage networks with grounded, low-resistance grounded, isolated ...

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Siemens Energy automation and smart grid
differential protection relay / voltage / overload / phase comparison
differential protection relay
7SD80

The line differential protection SIPROTEC 7SD80 has been conceived for selective line protection of power cables and overhead lines up to 24km for all kind of starpoint configurations. ...

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Siemens Energy automation and smart grid