Products & Services
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Supplier: Accuris
Description: Positive Temperature Coefficient Overcurrent Protection Devices (PTCs)
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Supplier: SAE International
Description: This SAE Recommended Practice defines the test conditions, procedures, and performance requirements for PTC (positive temperature coefficient of resistance) overcurrent protection devices. PTCs are typically either polymeric (PPTC) or ceramic (CPTC). It is important to note
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Supplier: Accuris
Description: Plugs and socket-outlets for household and similar purposes Part 3: Particular requirements for adaptors with incorporated overcurrent protection device
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Supplier: Accuris
Description: PORTABLE RESIDUAL CURRENT DEVICES (PRCDS) WITHOUT INTEGRAL OVERCURRENT PROTECTION FOR HOUSEHOLD AND SIMILAR USE
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Supplier: Accuris
Description: Plugs and socket-outlets for household and similar purposes \x96 Part 3: Particular requirements for adaptors with incorporated overcurrent protection device
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Supplier: Littelfuse, Inc.
Description: The new VLD product series feature a slim, low profile and low resistance design. These devices are ideal to install directly onto the latest generation batteries including cylindrical and prismatic cells. The VLD product offers protection against both overcurrent and
- Tj: -40 to 85 C
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Supplier: Littelfuse, Inc.
Description: The new VLD product series feature a slim, low profile and low resistance design. These devices are ideal to install directly onto the latest generation batteries including cylindrical and prismatic cells. The VLD product offers protection against both overcurrent and
- Tj: -40 to 85 C
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Supplier: Littelfuse, Inc.
Description: This product line similar to the STD family is designed to provide overcurrent protection for rechargable batteries at elevated temperatures. These devices offer hold currents from 0.7 A to 4.3 A and voltages from 15 V to 24 V.
- Tj: -40 to 85 C
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Supplier: Littelfuse, Inc.
Description: This product line similar to the STD family is designed to provide overcurrent protection for rechargable batteries at elevated temperatures. These devices offer hold currents from 0.7 A to 4.3 A and voltages from 15 V to 24 V.
- Tj: -40 to 85 C
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Supplier: E-T-A Circuit Breakers
Description: The model ESS31-T extends our product group of electronic overcurrent protection devices for DC 24 V applications. At a width of only 12.5 mm it provides selective protection for all DC 24 V load circuits. This is achieved by a combination of active electronic current
- Rated DC Voltage: 24 volts
- Continuous Current Rating: 0.5 to 12 amps
- Number of Poles: 1
- Operating Temperature: 32 to 122 F
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Description: IEC 61540:2023 applies to portable residual current devices (PRCDs) for household and similar uses, consisting of a plug, a residual current device (RCD) and one or more socket-outlets or a provision for connection. They do not incorporate overcurrent protection. They are
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Supplier: CSA Group
Description: Applies to portable devices consisting of a plug, a residual current device (RCD) and one or more socket-outlets or a provision for connection. They do not incorporate overcurrent protection. They are intended for single-phase circuits for rated currents not exceeding 16
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Description: Applies to portable devices consisting of a plug, a residual current device (RCD) and one or more socket-outlets or a provision for connection. They do not incorporate overcurrent protection. They are intended for single-phase circuits for rated currents not exceeding 16
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Supplier: ABB Inc.
Description: Heavy Duty for Service Entrance Applications Features and Benefits: • Listed to UL 1449 4th Edition for a Type 1 and Type 2 SPD application. • Fail-safe design with individually fused Metal Oxide Varistors (MOVs) eliminating single point failure, protecting against both overcurrent and
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Supplier: CSA Group
Description: IEC 62640:2011 applies to residual current-operated devices (RCD) incorporated in, or specifically intended for use with two pole socket-outlets, with or without earthing contact for household and similar uses (SRCD: socket-outlet residual current devices). SRCDs, according to this
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Supplier: ABB Inc.
Description: Medium Duty for Residential or Industrial Applications Features and Benefits: • Listed to UL 1449 4th Edition for Type 2 SPD application. • Multiple Metal Oxide Varistors (MOVs) with individual and overcurrent protection. • LED indicates proper function of individual MOVs.
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Supplier: CSA Group
Description: short-circuit (Clause 434) except in cases where the overcurrent is limited in accordance with Clause 436 or where the conditions described in 433.3 (omission of devices for protection against overload) or 434.3 (omission of devices for protection against
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Description: Describes how live conductors are protected by one or more devices for automatic interruption of the supply in the event of overload (see clause 433) and short-circuits (see clause 434) except in cases where the overcurrent is limited in accordance with clause 436 or by the conditions
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Supplier: Beckhoff Automation LLC
Description: The EL9221-4030 electronic overcurrent protection terminal is a 24 V DC EtherCAT Terminal with an electronic protection function. The EL9221-4030 is a single-channel device and switches 24 V DC overcurrents off reliably. The rated current is fixed at 3 A. The
- Data Acquisition: I/O Module
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Supplier: Beckhoff Automation LLC
Description: The EL9221-9080 electronic overcurrent protection terminal is a 24 V DC EtherCAT Terminal with an electronic protection function. The EL9221-9080 is a single-channel device and switches 24 V DC overcurrents off reliably. The rated current is fixed at 8 A. The
- Data Acquisition: I/O Module
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Supplier: Beckhoff Automation LLC
Description: The EL9221-6040 electronic overcurrent protection terminal is a 24 V DC EtherCAT Terminal with an electronic protection function. The EL9221-6040 is a single-channel device and switches 24 V DC overcurrents off reliably. The rated current is fixed at 4 A. The
- Data Acquisition: I/O Module
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Supplier: Beckhoff Automation LLC
Description: The EL9222-6600 electronic overcurrent protection terminal is a 24 V DC EtherCAT Terminal with an electronic protection function. The EL9222-6600 is a 2-channel device and switches 24 V DC overcurrents off reliably. The rated current can be adjusted in 1 A steps up
- Data Acquisition: I/O Module
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Description: Sets out general rules for protection of live conductors against overload and short circuit. Specifies the features of various protective devices and necessary coordination between conductors and overload protective devices. Formula for calculation of time in which a given
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Supplier: UL Standards & Engagement
Description: 100 VA. 1.6 The devices covered by these requirements limit output currents to values less than the overcurrent protection rating of 5 amperes. 1.7 The devices covered by these requirements have only been evaluated for supplementary overcurrent protection of
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Supplier: Newark, An Avnet Company
Description: EVAL BRD, OVERVOLTAGE/CURRENT PROTECTION; Silicon Manufacturer:Maxim Integrated Products; Silicon Core Number:MAX17561; Kit Application Type:Power Management; Application Sub Type:Overvoltage and Overcurrent Protection RoHS Compliant: Yes
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Supplier: Newark, An Avnet Company
Description: EVALUATION BOARD, OV/UV/OC PROTECTION; Silicon Manufacturer:Maxim Integrated Products; Silicon Core Number:MAX14721; Kit Application Type:Power Management; Application Sub Type:Undervoltage, Overvoltage and Overcurrent Protection; RoHS Compliant: Yes
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Supplier: SCHURTER Inc
Description: Description Complements USF 1206 with lower current ratings Impermeable to potting compound Unique Selling Proposition Lowest voltage drop Very fast, precise opening Applications Smart meters Battery protection Sensors Mobile devices Semiconductor protection
- Voltage Rating: 125 volts
- Current Rating: 0.25 amps
- Rated Breaking Capacity: 100 amps
- Operating Temperature: -55 C
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Supplier: Mitsubishi Electric Automation, Inc.
Description: device. Three-heater element relay for motor protection in overcurrent, locked rotor and phase-loss conditions.
- Application Type: General Application Relay
- Features: Over-current Protection, Phase Failure (Loss)
- Mounting: Socket or Plug-in Style
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Supplier: Mitsubishi Electric Automation, Inc.
Description: Mitsubishi Electric thermal overload relays protect motors and motor circuit conductors against over heating caused by current overloads and or phase-loss. The TH-N and TH-T series relays can be paired with the Mitsubishi Electric contactors or utilized as a stand-alone overcurrent
- Application Type: General Application Relay
- Features: Over-current Protection, Phase Failure (Loss)
- Mounting: Socket or Plug-in Style
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Supplier: ERSAELECTRONICS PTE. LTD.
Description: SURGE PROTECTION DEVICE Product overview: 2800983 from Phoenix Contact is a Circuit Protection Fuse for overcurrent protection, power input protection, equipment safety, automotive electronics, and industrial control panels. It is useful for engineers and
- Operating Temperature: -40 to 85 C
- Features: Other
- Approvals / Standards: RoHS Compliant
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Supplier: UL Standards & Engagement
Description: devices. 1.3 These requirements apply to positive temperature coefficient (PTC) and negative temperature coefficient (NTC) type devices. 1.4 Control devices, such as current limiters are not intended to replace current interrupting devices such as fuses, but are intended
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Supplier: Thermon, Inc
Description: protection of single or multiple heaters. This unit is for use in conjunction with other devices providing main circuit isolation, overcurrent or short circuit protection.
- Supply Voltage: AC Voltage
- Secondary Applications: Industrial
- Display Type: No Display
- Features: Other
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Supplier: Texas Instruments
Description: 200mA, Low-IQ, Low-Noise, Low-Dropout Regulator for Portable Devices 4-X2SON -40 to 85
- Regulated Output Voltage (Volt): 0.85 to 3.6 volts
- Output Current (IOUT): 0.2 amps
- Dropout Voltage (VD): 0.25 volts
- Quiescent Current (IQ): 0.000025 amps
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Supplier: Texas Instruments
Description: 150-mA, Low-Dropout Regulator with Foldback Current Limit for Portable Devices 5-SOT-23 -40 to 125
- Regulated Output Voltage (Volt): 2 volts
- Output Current (IOUT): 0.15 amps
- Dropout Voltage (VD): 0.23 volts
- Quiescent Current (IQ): 0.00005 amps
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Supplier: Nexperia B.V.
Description: Features and benefits Chip input power range: 15 μW to 100 mW Efficiency up to 95% Ultra-fast MPPT interval Battery protection features: Over-voltage protection (OVP) Low-voltage detection (LVD) Over-current protection (OCP) Applications Smart remote controls: TV, gaming, AV
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Featured Products Top
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Knick Interface P41000AG Adaptive Gain Current Transducer: One Device for Two Critical Jobs In high power electrical systems, overcurrent events aren't just an inconvenience, they are a costly risk to both equipment and personnel. Protection relays, high (read more)
Browse Current Sensors Datasheets for Knick Interface LLC -
. Undervoltage Protection The stabilizer detects low-voltage conditions and provides automatic protection to avoid abnormal operation of electrical equipment. 3. Overcurrent Protection The intelligent controller (read more)
Browse Voltage Regulators Datasheets for Shenzhen Xingkerong Technology Co., Ltd -
The Vicfuse VSP-000 is a high-performance semiconductor protection fuse designed for industrial power electronics applications requiring fast, reliable overcurrent and short-circuit protection. Engineered for sensitive devices, the VSP-000 safeguards IGBTs (read more)
Browse Circuit Protection Components Datasheets for VICFUSE -
semiconductor devices are highly sensitive to short-circuit faults. Even a brief overcurrent event can cause irreversible damage. VRA semiconductor protection fuses provide ultra-fast, high-capacity protection, allowing engineers to precisely coordinate protection schemes while ensuring system safety, reliability, and compact design integration. (read more)
Browse Fuses Datasheets for VICFUSE -
protection against sustained overcurrent events. Key Features Slow blow / time-delay SMD fuse design (read more)
Browse Circuit Protection Components Datasheets for VICFUSE -
The VICFUSE 12SF Series is a very fast-acting surface mount fuse designed to provide rapid overcurrent protection for compact electronic circuits and high-density PCB (read more)
Browse Circuit Protection Components Datasheets for VICFUSE -
. The new TA36 family functions as an appliance switch and thermal overcurrent protection device. Impressively compact, the series offers 1-pole switch with overcurrent protection, and 2-pole switch with 1-or2-pole overcurrent protection. There are 31 different rated currents, 0.05A to 20A. Operating (read more)
Browse Circuit Breakers Datasheets for SCHURTER Inc -
Modern electrical distribution systems require overcurrent protection devices capable of interrupting high fault currents while minimizing damage to equipment and conductors. The Vicfuse VTF Series is a fast-acting, current-limiting Class T fuse engineered to (read more)
Browse Fuses Datasheets for VICFUSE -
onsemi's NCV84120 is a fully protected single-channel high-side driver that can be used to switch various loads, such as bulbs, solenoids, and other actuators. The device incorporates advanced protection features such as active inrush current management, overtemperature shutdown (read more)
Browse Power Transformers Datasheets for DigiKey -
Dropout: Minimal voltage drop across the regulator, enhancing efficiency. Thermal and Overcurrent Protection: In-built safety features that prevent damage from overheating and overcurrent conditions. Stable with Low (read more)
Browse IC Voltage Regulators Datasheets for Win Source Electronics
Conduct Research Top
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Line-line Fault Analysis and Protection in PV Arrays
line-line faults. in PV arrays is introduced, followed by PV current flow explanation and. current vs. voltage (I-V) characteristics analysis. To protect PV arrays from. overcurrent damages, Article 690.9 of the National Electrical Code (NEC). requires overcurrent protection devices (OCPD) in PV
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18650 Low Temperature Battery Performance Advantages and Features Application
electrode collector, valve, overcurrent protection device, insulation and shell.
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Fuses: The Dinosaurs of Circuit Protection
In the interest of saving space and reducing costs, some designers of power distribution/power controllers select fuses as opposed to electro-magnetic circuit breakers as a method of circuit protection. While there is little dispute that fuses can be substituted as over-current protection devices
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Power Distribution Units Branch Circuit Functions and Protection
In the interest of saving space and reducing costs, some designers of power distribution/power controllers select fuses as opposed to electro-magnetic circuit breakers as a method of circuit protection. While there is little dispute that fuses can be substituted as over-current protection devices
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Why does USB 2.0 need Circuit Protection?
. Frequent occurrences of potential transient over-voltage and overcurrent events exist that can cause soft, latent or even catastrophic failures. Every time the device is connected or disconnected, the circuit receives a voltage/current transient. An electrostatic Discharge (ESD) event is one
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Success Stories- Vacuum Switchgear
Dead tank vacuum circuit breakers are three-phase devices designed for. power distribution substations. These breakers provide overcurrent protection. and isolation from short circuit conditions for expensive transformer. equipment with the reliability of a mechanical interruption
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Find more space in your control panel
circuit breakers are used for the main overcurrent. protective device (OCPD) and the main disconnecting means for. an industrial control panel, or as a main or feeder application. If branch circuits need to emanate from the main OCPD,. this can be accomplished with: ?. Power distribution blocks
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White Paper: Fuses Outshine Circuit Breakers in Cost, Reliability.
The debate sparked around fuses versus molded case circuit breaker (MCCB) seems to travel around an endless path. Overcurrents are inevitable in electrical systems, so which is the best overcurrent protection method? This paper outlines how the use of fuses can be more beneficial than MCCBs
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Audel Guide to the 2011 National Electrical Code: All New Edition
When an existing system is modified in a way that changes the available fault current, new calculations must be made, including for downstream overcurrent protective devices , and new markings must be placed.
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A Practical Guide to The Wiring Regulations 4th Edition Complete Document
… equipment Switchgear and protective devices: general Switchgear and controlgear 11.2.1 Switchgear and controlgear: general 11.2.2 Switchgear and controlgear: forms of assembly Selection of devices for overload and fault current protection: general Overcurrent protective devices 11.4.1 Fuses …