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EARTH LEAKAGE RELAYS

EARTH LEAKAGE RELAYS

EARTH LEAKAGE RELAYS

Product catalog summary
Overview: The document provides detailed specifications and features of Broyce Control's Earth Leakage Relays, which are designed for protection and control in electrical systems. These relays are available in various configurations, including fixed or adjustable settings, and can be mounted on DIN rails or panels.
Key Features:
  • True R.M.S. measurements for accurate detection of earth fault currents.
  • Fixed trip level options available at 30mA, 100mA, or 300mA with instantaneous tripping capability.
  • Remote 'Test' and 'Reset' functionality available for certain models.
  • Compliance with IEC 60947-2 / Annex M standards.
Product Variants:
  • LELRF: Compact design with a single button for Test/Reset, suitable for narrow installations.
  • ELRM44F: Features remote Test/Reset capabilities and toroid open detection.
  • ELR01P & ELR30P: Offer selectable trip levels and time delays, with wide auxiliary voltage support.
  • ELR01PN & ELR30PN: Programmable via NFC, allowing customization for specific applications.
  • ELRM44V & ELRM44V/2: Provide selectable trip levels and time delays, with LED bargraph for leakage current indication.
  • ELRP48V: Panel-mounted with microprocessor control, offering selectable trip levels and time delays.
  • ELR-IF: Features an integral toroid with fixed trip and time delay settings.
Additional Features:
  • LED indicators for supply status and fault conditions.
  • Multiple relay output configurations for different safety and operational requirements.
  • Microprocessor control for enhanced reliability and self-checking capabilities.
Applications: The relays are tailored for various markets, including petrochemical, medical, entertainment, and leisure industries. They are also suitable for use in radio/TV masts, traffic lights, street lighting, airports, and mining operations.
Toroids: Various toroid sizes are available, designed for use with Broyce 'Type A' Earth Leakage Relays, suitable for both cable and bus-bar systems.
Contact Information: Broyce Control Ltd., Pool Street, Wolverhampton, West Midlands, WV2 4HN, U.K. Tel: +44 (0) 1902 773746, Email: [email protected], Web: www.broycecontrol.com
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Catalog excerpts

EARTH LEAKAGE RELAYS-1

C O N T R O L Passionate about protection and control PANEL MOUNT CIRCULAR & RECTANGULAR TOROIDS

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EARTH LEAKAGE RELAYS-2

EARTH LEAKAGE RELAYS ELR01PN & ELR30PN Programmable using Smartphone with NFC Benefits: ü Pre-defined profiles for quick setting up ü Tailored for particular markets: Ÿ Petrochemical, Medical, Entertainment, Leisure Using 10mA setting for these high sensitivity applications Ÿ Radio/TV masts, Traffic Lights, Street Lighting Auto-reclosure feature provides protection for unmanned locations Ÿ Airports, Mining Selectable Frequency filter can be enabled where high immunity required ü Easy to clone settings on additional units ü Display actual leakage current in the system ü Can be programmed without...

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EARTH LEAKAGE RELAYS-3

EARTH LEAKAGE RELAYS ELRM44V & ELRM44V/2 Type A with selectable trip and time delay settings Key Features: Ÿ True R.M.S. measurements Ÿ Designed to monitor and detect earth fault currents in conjunction with a separate Toroid (CBCT) Ÿ LED bargraph provides constant indication of any leakage current Ÿ 3 current ranges available (3A, 10A and 30A) Ÿ Selectable Trip level (IDn) and Time delay Ÿ Separate “Test” and “Reset” push buttons Ÿ Connection facility for remote “Test” and “Reset” push buttons or N.O. contacts Ÿ Toroid open circuit detection forces unit to trip (Red LED flashes) Ÿ Output relay...

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EARTH LEAKAGE RELAYS-4

EARTH LEAKAGE RELAYS Key Features: Ÿ Used with all Broyce “Type A” Earth Leakage Relays Ÿ 1000:1 ratio Ÿ Circular versions available intended for cables Ÿ Rectangular versions available intended for bus-bar systems Smaller sizes coming soon Broyce Control Ltd. Pool Street, Wolverhampton, West Midlands, WV2 4HN. U.K. Tel: +44 (0) 1902 773746 Fax: +44 (0) 1902 420639 Email: [email protected] Web: www.broycecontrol.com Earth Leakage Shortform 20

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