Littelfuse SE-330-23-00 - SE-330-23-00 is an advanced ground-fault and neutral-grounding resistor monitor with a supply voltage ac of 28–52 and a supply voltage dc of 36–72. Network communications is offered via USB; Ethernet (Dual RJ45).
Littelfuse

SE-330-23-00

Alternate Item Number: SE-330-23-00

UPC: 079458988550


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Overview

The Littelfuse SE-330-23-00 represents a significant advancement in industrial electrical safety and monitoring technology. As a sophisticated ground-fault and neutral-grounding resistor monitor, this unit is engineered to provide critical protection and real-time insights into the health of your electrical distribution systems. Designed for demanding industrial environments, the SE-330-23-00 offers a robust operating voltage range, accommodating 28–52 VAC and 36–72 VDC, ensuring compatibility with a wide array of power configurations commonly found in manufacturing plants, data centers, and utility substations. Reliability and connectivity are paramount in modern industrial operations. The SE-330-23-00 excels in this regard, featuring advanced network communication capabilities. It is equipped with a USB port for direct configuration and local diagnostics, alongside dual RJ45 Ethernet ports. This dual Ethernet interface enables sophisticated network integration, allowing for seamless data exchange with SCADA systems, PLCs, and other industrial control platforms. This connectivity facilitates remote monitoring, predictive maintenance, and rapid response to potential fault conditions, thereby minimizing downtime and safeguarding valuable assets. Key benefits and features of the Littelfuse SE-330-23-00 include: * **Advanced Ground-Fault Detection:** Proactively identifies ground faults, preventing equipment damage and ensuring personnel safety. * **Neutral-Grounding Resistor Monitoring:** Crucial for maintaining system stability and preventing overvoltages in grounded systems. * **Wide Voltage Compatibility:** Operates across 28–52 VAC and 36–72 VDC, offering versatility for various industrial power setups. * **Comprehensive Network Connectivity:** Includes USB for local access and dual RJ45 Ethernet ports for robust remote monitoring and integration into existing networks. * **Enhanced System Uptime:** Enables early detection of issues, allowing for planned maintenance and reducing unexpected outages. * **Compliance and Safety:** Helps facilities meet stringent electrical safety standards and regulations. The SE-330 series, to which this model belongs, is recognized for its precision and durability. Littelfuse, a globally trusted name in circuit protection, brings its extensive expertise to the SE-330-23-00, ensuring that it meets the highest standards of performance and reliability. Installation is straightforward, designed for integration into standard control panels and electrical cabinets. Professionals in electrical engineering, plant maintenance, and system integration will find the SE-330-23-00 an indispensable tool for maintaining the integrity and efficiency of their critical power infrastructure. Its ability to provide continuous, detailed monitoring transforms reactive maintenance into a proactive strategy, ultimately leading to reduced operational costs and improved overall plant safety. The dual Ethernet ports are particularly valuable for creating redundant communication paths or segmenting network traffic for enhanced security and performance, a critical consideration in today's interconnected industrial landscape.
  • Advanced Ground-Fault and Neutral-Grounding Resistor Monitoring
  • Wide Voltage Range: 28–52 VAC / 36–72 VDC
  • Network Communications: USB and Dual RJ45 Ethernet Ports
  • Enhanced Electrical Safety and System Reliability
  • Ideal for Industrial Power Distribution and Control Systems

Specifications

Application
Low- and medium-voltage transformers and generators
Brand Name
Littelfuse
Special Features
Continuous NGR monitoring
Sub Brand
SE 330 Series
Type
Neutral-grounding resistor monitor
Package Dimensions (L x W x H)
5.8 IN x 3.9 IN x 8.4 IN
Package Dimensions (L x W x H)
14.732 cm x 9.906 cm x 21.336 cm
Package Weight (Imperial)
4.400 L
Package Weight (Metric)
2.000 kg
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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.