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Over-current protection relay MS2C74
2 NOsingle-phasepanel-mount

over-current protection relay
over-current protection relay
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Characteristics

Measured/monitored value
over-current
Contact configuration
2 NO
Network
single-phase
Other characteristics
panel-mount

Description

Overcurrent protection for various items of power system plant as frame earth leakage protection of metal clad switchgear & tank earth fault protection The MS2C74 relay provides high speed overcurrent protection for various items of power system plant such as frame earth leakage protection of metal clad switchgear & tank earth fault protection of sub-station power transformers. The MS2C74 relay is a single phase device built in a compact size 2M draw out case suitable for rack and flush mounting. Where 3 phase monitoring is required, 3 single phase units should be employed. The relay measuring element is basically an attracted armature unit of simple & rugged construction. The operating coil of this unit is energised from a transformer which is tapped to provide seven (7) current settings. Setting is achieved using a plug bridge arrangement on the front panel. Features High speed operation High sensitivity 50Hz or 60Hz operation Seven (7) current settings using a plug bridge Choose from 5 setting ranges <10ms operation at 5x setting Hand reset mechanical flag 2 N/O trip contacts Rugged attracted armature sensing element Use 3 independent units for 3 phase applications Size 2M28 draw out case

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.