Littelfuse 7SHT-301-E - Industrial Current Sensors CURRENT TRANSFORMER 300:5 12.5VA
Littelfuse

7SHT-301-E

Alternate Item Number: 7SHT-301-E

UPC: 079458977585


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Overview

The Littelfuse 7SHT-300:5 Current Transformer (SKU: 7SHT-301-E) is a critical component for accurate current measurement and monitoring in demanding industrial environments. Engineered by Littelfuse, a recognized leader in circuit protection and sensing solutions, this current transformer provides a reliable 300:5 Ampere ratio, ensuring precise signal conditioning for a wide array of electrical systems. With a substantial 12.5VA burden rating, it is designed to handle the power requirements of connected monitoring devices without compromising accuracy. This industrial current sensor is indispensable for applications requiring precise current data, such as power distribution systems, motor control circuits, and protective relaying. Its robust construction is built to withstand the rigors of industrial settings, offering dependable performance even under challenging operational conditions. The 7SHT series is a testament to Littelfuse's commitment to quality and innovation, delivering the accuracy and reliability that engineers and technicians depend on for system integrity and safety. Key features and benefits include: * **High Accuracy:** The 300:5A ratio ensures precise current transformation for reliable data acquisition. * **Sufficient Burden Capacity:** A 12.5VA rating supports the power needs of connected measurement and protection devices. * **Industrial Durability:** Built to endure harsh industrial environments, ensuring long-term operational stability. * **Versatile Applications:** Ideal for power monitoring, motor control, protective relaying, and industrial automation. * **Trusted Manufacturer:** Littelfuse is a globally respected name in electrical components, known for quality and performance. In industrial automation and electrical infrastructure, accurate current sensing is paramount for operational efficiency, fault detection, and equipment protection. The Littelfuse 7SHT-300:5 Current Transformer plays a vital role in enabling these critical functions. Its precise calibration and robust design make it a preferred choice for professionals seeking to optimize their electrical systems and ensure uninterrupted operation. Whether you are implementing new control panels, upgrading existing systems, or deploying advanced monitoring solutions, this current transformer offers the performance and reliability necessary for success. Its integration into systems contributes to enhanced safety, reduced downtime, and improved overall system performance, making it a valuable investment for any industrial facility.
  • Littelfuse 7SHT-300:5 Industrial Current Transformer
  • Precise 300:5 Ampere current ratio for accurate measurement
  • 12.5VA burden rating for sufficient power to connected devices
  • Designed for demanding industrial applications and environments
  • Ideal for power monitoring, motor control, and protective relaying

Specifications

Application
Industrial
Brand Name
Littelfuse
Burden Rating
12.5 VA
Current Rating
300:5 A
Series
7SHT
Special Features
High Quality
Sub Brand
Relay Series
Type
Protection Relays and Controls
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Frequently Asked Questions about Littelfuse

What certifications and standards do Littelfuse products comply with?

Littelfuse products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Customers can verify specific product certifications by consulting individual product datasheets on Littelfuse.com, which provide comprehensive details about standards compliance for each component.

What industries and applications are Littelfuse products used for?

Littelfuse products are critical for electrical protection and safety across multiple industrial sectors, including manufacturing, automation, power distribution, and electrical control systems. Their comprehensive product portfolio serves industries that require robust electrical protection, including motor and pump applications, solar installations, programmable logic controllers (PLCs), electrical switch panels, and critical infrastructure environments. Key product lines protect against overcurrent, voltage transients, ground faults, and temperature-related electrical risks, ensuring equipment safety and operational reliability.

What technical support does Littelfuse offer?

Littelfuse offers comprehensive technical support through multiple channels. Their Technical Hotline (800-TEC-FUSE) provides direct access to engineers who can help identify issues and recommend solutions. Additionally, Littelfuse offers extensive online Technical Resources at Littelfuse.com, including datasheets, product manuals, whitepapers, application guides, and online design tools. Their experienced product and application engineers also provide step-by-step support from design to installation.

What are the main product lines offered by Littelfuse?

Littelfuse offers comprehensive industrial protection and control product lines, including fuses, fuse holders, protection relays, temperature sensors, and electrical safety components. Their key product categories span surge protective devices, custom OEM products, electrical switch panels, medium voltage fuses, ground-fault protection relays, motor and pump protection devices, and temperature sensors. These products are designed to minimize electrical safety hazards, limit equipment damage, improve productivity, and safeguard personnel from electrical faults.

What are the key features of Littelfuse products?

Littelfuse products feature exceptional circuit protection technologies with key characteristics including UL/IEC safety standard compliance, low internal resistance, and advanced protective capabilities across multiple product lines. Their components provide critical protection for industrial systems, offering features like overcurrent protection, voltage transient suppression, and resettable protection devices with ultra-low resistance and compact designs. Key product lines include fuses, metal oxide varistors (MOVs), TVS diodes, PolySwitch devices, and specialized electronic protection components that enhance system reliability and safety.

What environmental ratings do Littelfuse products have?

Littelfuse products feature comprehensive environmental ratings, including NEMA Type 1, 2, 3, 3R, 4/4X, 12, and 13 certifications, as well as IP65 protection. These ratings ensure superior protection in diverse industrial environments, with an operating temperature range of -40°F to +131°F (-40°C to +55°C). Many products also include UV-stabilized materials and neoprene gaskets for enhanced durability in outdoor and challenging conditions.

What accessories are available for Littelfuse products?

Littelfuse offers several key accessories across their product lines, including fuse holders, voltage monitoring modules, and terminal connectors. Specific accessories include the LPSM003ZXID (indicating) and LPSM003Z (non-indicating) POWR-SAFE Dead Front fuse holders for Class CC and Midget-Style fuses, the VRM6048 voltage monitor accessory module, and female quick connect terminals (P1015 series) in various wire gauge sizes. These accessories are designed to enhance protection, monitoring, and connectivity for Littelfuse electrical components.

What is Littelfuse's warranty policy?

Littelfuse provides comprehensive warranty details on their official website at www.littelfuse.com/warranty. Customers should visit this page to review the specific warranty terms and conditions for their specific product lines. For direct warranty support or questions, customers can contact Littelfuse Technical Support at 1-800-TEC-FUSE or email [email protected].

What communication protocols do Littelfuse products support?

Littelfuse supports a comprehensive range of industrial communication protocols, including PROFIBUS, PROFINET, EtherNet/IP, DeviceNet, Modbus RTU, and CANopen. Our products provide flexible connectivity solutions across multiple industrial automation platforms, enabling seamless integration with various control systems and network architectures.

How are Littelfuse products typically installed?

Littelfuse products are typically installed using specialized mounting hardware like fuse holders, blocks, and panels designed for specific industrial applications. The POWR-SAFE Dead Front holders, for example, provide optimum protection for Class CC and Midget-Style fuses, supporting installations up to 600 VAC/DC. Installation often involves using precision terminals with strain relief, such as 0.25 in. female quick connect terminals, to ensure secure and safe electrical connections in industrial control systems.