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Supplier: Radwell International
Description: DISCONTINUED BY MANUFACTURER, GROUND FAULT RELAY. FREE 2 YEAR RADWELL WARRANTY
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Supplier: Eaton Corporation
Description: DIGITAL ARCING GROUND FAULT RELAY TYPE 45 TO 450 HZ FREQUENCY RATING UL 1053, CSA C22.2 APPROVAL 35 MM DIN RAIL/(2) SCREW MOUNTING 30 MILLIAMPERE TO 6 AMPERE TRIP SETTING 24 TO 240 VAC/VDC CONTROL VOLTAGE 1.1 INCH BUILT IN CURRENT SENSOR TYPE 20 TO 500 MILLISECOND TRIP TIMING
- Mounting: DIN Rail
- Features: Ground (Earth) Fault
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Supplier: Eaton Corporation
Description: DIGITAL GROUND FAULT RELAY TYPE 45 TO 450 HZ FREQUENCY RATING UL 1053, CSA C22.2, CE APPROVAL DIN RAIL/PANEL MOUNTING 30 MILLIAMPERE TO 9 AMPERE TRIP SETTING 24 TO 240 VAC/VDC CONTROL VOLTAGE 2 INCH BUILT-IN CURRENT SENSOR TYPE 20 MILLISECOND TO 5 SEC TRIP TIMING RANGE INCLUDES
- Mounting: DIN Rail, Panel
- Features: Ground (Earth) Fault
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Supplier: Newark, An Avnet Company
Description: GROUND FAULT RELAY
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Supplier: Littelfuse, Inc.
Description: EL3100-00 is a ground-fault relay with a supply voltage ac of 208–600 and measures 3.4H X 4.4W X 2.2D.
- Supply Voltage Range: 208 to 600 volts
- Type: AC Power Supply, DC Power Supply
- Features: Ground (Earth) Fault
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Supplier: Littelfuse, Inc.
Description: PGR-3100 is a ground-fault indication system with a supply voltage ac of 600 (none for dc) and measures 88.9x108x54 mm.
- Supply Voltage Range: 600 volts
- Type: AC Power Supply, DC Power Supply
- Features: Ground (Earth) Fault
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Supplier: Littelfuse, Inc.
Description: PGR-4700-120 is a sensitive ground-fault relay with a supply voltage ac of 120.
- Supply Voltage Range: 120 volts
- Type: AC Power Supply
- Features: Ground (Earth) Fault
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Supplier: Littelfuse, Inc.
Description: PGR-4300-120 is a generator ground-fault relay with a supply voltage ac of 120.
- Supply Voltage Range: 120 volts
- Type: AC Power Supply
- Features: Ground (Earth) Fault
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Supplier: Newark, An Avnet Company
Description: GROUND FAULT RELAY
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Circuit Protection Components - Generator Ground Fault Relay-12Vdcsupply / Box Littelfuse -- 64R7186Supplier: Newark, An Avnet Company
Description: GENERATOR GROUND FAULT RELAY-12VDCSUPPLY / BOX
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Circuit Protection Components - Sensitive Ground Fault Relay-24Vdcsupply / Box Littelfuse -- 64R7189Supplier: Newark, An Avnet Company
Description: SENSITIVE GROUND FAULT RELAY-24VDCSUPPLY / BOX
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Supplier: Accuris
Description: Switch-disconnector combined with fuses equipped with ground fault relay
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Supplier: Panel Components & Systems, Inc.
Description: delta, grounded or resistance-grounded. When the ground fault current exceeds a pre-selected condition (current and time setting), the relay trips. The backlit display screen changes in color from green to red. Relay contacts on the RGU-10 can be connected in the control
- Features: Ground (Earth) Fault
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Supplier: UL Standards & Engagement
Description: 1.1 These requirements cover ground-fault current sensing devices, relaying equipment, or combinations of ground-fault current sensing devices and relaying equipment or equivalent protection equipment for use in ordinary locations that will operate to cause a
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Supplier: Eagle Eye Power Solutions, LLC
Description: updates approximately twice per second. When the ground fault occurs, the bar will turn red and an alarm message will be displayed. If a ground fault is detected, a positive or negative ground fault message will appear, and the GFM-100 can activate a Form C
- Input Current: 500 to 2,000 milliamps
- Input Voltage: 30 to 125 volts
- Operating Temperature: 0 to 55 C
- Voltage Test Range: 20 to 155 volts
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Supplier: Thermon, Inc
Description: The Caloritech™ CPG Ground Fault Protection Control Panel is specifically designed to provide ground fault protection of permanently installed commercial and industrial heating equipment such as infrared radiant heaters, and to protect the heating equipment from damage
- Supply Voltage: AC Voltage
- Secondary Applications: Industrial
- Display Type: No Display
- Features: Other
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Supplier: Eaton Corporation - Sensors
Description: The CurrentWatch EGF Series from Eaton’s electrical business is a family of ground fault (earth leakage) sensors. Ground fault sensors help protect people, products and processes from damage by ground fault conditions by monitoring all current-carrying
- DC Current: 0 to 2 amps
- DC Voltage: 0 to 30 volts
- Safety Agency Rating: CE Conformity Marks, UL Listing Mark
- Types of Measurements: Grounding Systems Resistance
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Supplier: Schneider Electric
Description: Sepam Protection Relays Protection Relays for Basic Applications Protection Relays for advanced applications Protection Relays for Demanding Applications Protection Relays for Demanding Applications Vamp Arc Flash Protection Systems Ultra-fast and flexible arc
- Features: Ground (Earth) Fault
- Mounting: Panel
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Supplier: VAST STOCK CO., LIMITED
Description: Industrial Relays GROUND FAULT GROUND CONTINUITY
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Supplier: Quarktwin Technology Ltd.
Description: MOTOR GROUND FAULT & INSUL RELAY
- Operating Temperature: 14 to 140 F
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Supplier: DigiKey
Description: MOTOR GROUND FAULT & INSUL RELAY
- Supply Voltage Range: 120 volts
- Operating Temperature: 14 to 140 F
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Description: Guidance is provided for the calculation of interfering voltages and their appropriate reduction from worst-case values for use in wire-line telecommunication protection design. Information is also included for the determination of the fault current and earth-return current levels; their
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Supplier: Powell Electronics, Inc.
Description: RELAY, GROUND FAULT
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Supplier: VAST STOCK CO., LIMITED
Description: Relay Sockets & Fixings GROUND FAULT GROUND-CHECK
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Supplier: SOCOMEC
Description: power supply breaking. The relay recloses the system up to six consecutive times after different time intervals. If the fault is still present after the sequence of six reclosing attempts, the relay is locked in alarm mode and a manual intervention will be required. Rapid
- Current Sensing Range: 0.03 to 30 amps
- Frequency Sensing Range: 15 to 400 Hz
- Supply Voltage Range: 250 volts
- Operating Temperature: -4 to 131 F
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Supplier: CARLO GAVAZZI Automation Components
Description: 30mA or 300mA according to model and it is not adjustable. The device is equipped with two changeover relay outputs. One output triggers at 60% of fault current setpoint value providing a warning to user, the other output is used to shut down the system to prevent accidents. Benefits:
- Current Sensing Range: 0.03 to 0.3 amps
- Supply Voltage Range: 24 to 240 volts
- Operating Temperature: -25 to 60 F
- Current Trigger Range: 0.03 to 0.3 amps
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Supplier: SOCOMEC
Description: pre-alarm function or when used as signalling relays. Advantages Fully configurable • 2 relays with configurable function (alarm or pre-alarm at 50% I∆n). • Adjustmenent of I∆n from 0.03 to 30 A. • Time delay 0 to 10 s. • Positive or negative security configurable by the user. •
- Current Sensing Range: 0.03 to 30 amps
- Frequency Sensing Range: 15 to 400 Hz
- Supply Voltage Range: 250 volts
- Operating Temperature: -4 to 131 F
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Description: Superseded by IEEE Std C37.101-2006. Guidance in the application of relays and relaying schemes for protection against stator ground faults on high-impedance grounded generators is provided.
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Supplier: DigiKey
Description: RELAY GROUND FAULT SENS 120V
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Supplier: Radwell International
Description: E3 PLUS GROUND FAULT SENSOR,82 MM CORE BALANCED,REQUIRED WHEN USING EITHER AN E1 PLUS GROUND FAULT PROTECTION OR GROUND FAULT-JAMMODULE,REQUIRED FOR GROUND FAULT PROTECTION WITH 193-EC3 AND -EC5 OVERLOAD RELAYS,FOR USE WITH 100-C09-C97
- Standard Rating: IEC Rated
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Supplier: Win Source Electronics
Description: Win Source Part Number: 1272385-SE-701-03 Category: Industrial Automation and Controls>Protection Relays & Systems Series: SE-701 Termination Style: Screw Terminal Features: CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button Package: Bulk Standard Package: 1 Function:
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Description: The guide is intended to assist protection engineers in applying relays and relayingschemes for protection against stator ground faults on various generator grounding schemes. Theexisting guide is outdated due to rapid technology development. Hence, the revised guide includesnew
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Supplier: Euchner-U.S.A., Inc.
Description: available. Features Variety of safety relay modules available Single or dual channel inputs 35mm DIN rail mount Expansion output module Time delay module 1 to 30 seconds delay 2-hand control relay For anti-tie down CE UL Listed Benefits Available to 3 safety contacts and 1 auxiliary
- Maximum Current: 8 amps
- Maximum AC Switching Voltage: 230 volts
- Maximum DC Switching Voltage: 24 volts
- Operating Temperature: 5 to 140 F
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Supplier: Quarktwin Technology Ltd.
Description: Ground Fault Sensing AC 120VAC
- Supply Voltage (Vi): 120 volts
- Operating Temperature: -30 to 60 C
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Featured Products Top
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Altech is pleased to offer a variety of protection relays covering: Phase Monitoring Voltage Monitoring Current Monitoring Frequency Monitoring Current Leakage / Ground Fault Monitoring Protection relays help to maintain (read more)
Browse Protective Relays and Monitoring Relays Datasheets for Altech Corp. -
Three configurable relay outputs Safe Torque Off inputs Internal 24 VDC control supply (read more)
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Conduct Research Top
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Guide to Overload Protection Relays
Electric motors see wide usage in machines with rotating components. Motors are often quite expensive, so it is important to prevent them from failure caused by carrying more electric current than their rated amperage. Electrical overload can sometimes develop from ground faults (short-circuits
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Secure Power with Next Generation SPDUs (.pdf)
Computer-controlled advances in avionics, such as fly by wire, along with added onboard electrical features, including in-seat, passenger entertainment systems, are boosting electrical demand on board aircraft. Standard thermal circuit breakers and relay systems are carrying ever more current-dense
More Information Top
Indicates content that may require registration and/or purchase.
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IEEE Recommended Practice for Protection and Coordination of Industrial and Commercial Power Systems
1) Inverse time overcurrent phase and ground fault relays (Devices 50/51 and 50N/51N) are used whenever possible because of simplicity and economy.
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IEEE Recommended Practice for Electric Power Distribution for Industrial Plants
… inevitable situations it is imperative that adequate ground-return conductors be provided to minimize the inherent step-and-touch potentials of high ground-fault currents associated with solidly grounded systems and to pro- vide instantaneous ground fault relaying or equivalent to minimize …
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IEEE Guide for AC Generator Protection - Redline
c) If a bus ground fault relay , device 59BN (see Figure 7-4, for example), is used to protect the section of bus between the generator and the unit step-up transformer, the voltage relay should also be coordinated with it.
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IEEE Recommended Practice for Grounding of Industrial and Commercial Power Systems - Redline
This transformer will act as a short circuit to third harmonic currents, and without cancellation of third harmonic voltage, the resultant current may adversely affect ground fault relaying and generator capacity.