Product

7SR191 Capa Protection Relays

7SR191 Capa Protection Relays

The 7SR191 Capa is a numerical protection device with a highly comprehensive functional software package.The market for power capacitors is continually growing due to the expanding power network driven by increased customer demand. Power capacitors improve the performance, quality and efficiency of the system and minimize power loss. The 7SR191 Capa protection relay is designed with all of the necessary functionality for use on shunt connected distribution capacitor banks arranged in all of the common connection configurations:-Single Star-Double Star-Delta-H ConfigurationThe 7SR191 Capa is a numerical protection device with a highly comprehensive functional software package which includes a range of integral application functions aimed at reducing installation, commissioning, wiring and engineering time.

FEATURES
User selectable hardware configuration to suit different bank arrangements
*3 pole overcurrent + 1 pole unbalance
* 1 pole overcurrent + 3 pole unbalance
Optional voltage inputs
Re-energisation blocking to prevent CB closing until bank has self discharged
Overvoltage protection by integration analysis of current
Suitable for use with both internally/externally fused and fuseless capacitors
User programmable characteristics for all inverse voltage, current and thermal curves
Unbalance protection with natural spill compensation

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