Littelfuse SE-330HV-00-00 - SE-330HV-00-00 is an advanced ground-fault and neutral-grounding resistor monitor with a supply voltage ac of 65–265 and a supply voltage dc of 85–275. This monitor is used for high-voltage applications. Network communications is offered via USB.
Littelfuse

SE-330HV-00-00

Alternate Item Number: SE-330HV-00-00

UPC: 079458988772

Documents & Media
BrochureSpecification Sheet

Contact for Pricing

Overview

The Littelfuse SE-330HV-00-00 stands as a sophisticated and reliable solution for monitoring ground-fault conditions and neutral-grounding resistor status in demanding high-voltage industrial applications. Engineered by Littelfuse, a globally recognized leader in circuit protection and power control, this advanced monitor is designed to safeguard critical infrastructure and personnel by providing early detection of potentially hazardous ground faults. Its robust design accommodates a broad supply voltage range, operating seamlessly with AC voltages from 65 to 265 volts and DC voltages from 85 to 275 volts, ensuring compatibility across a wide spectrum of electrical systems. This monitor is particularly vital in environments where the integrity of the grounding system is paramount. High-voltage systems, such as those found in power generation, transmission, distribution substations, heavy manufacturing, and large industrial complexes, are susceptible to insulation degradation and other faults that can lead to dangerous ground currents. The SE-330HV-00-00 actively monitors these conditions, providing critical data and alerts to prevent equipment damage, minimize downtime, and ensure operational safety. Its ability to monitor neutral-grounding resistors is equally important, as these components play a crucial role in limiting fault currents and maintaining system stability during ground faults. Integration and data management are streamlined thanks to the inclusion of USB network communications. This feature allows for straightforward connection to supervisory control and data acquisition (SCADA) systems, human-machine interfaces (HMIs), or dedicated monitoring software. This facilitates remote monitoring, data logging, and diagnostic capabilities, empowering operators to proactively manage their electrical infrastructure. The ease of data access and system integration offered by the USB port significantly reduces installation complexity and enhances the overall efficiency of system maintenance and troubleshooting. Key features and benefits of the Littelfuse SE-330HV-00-00 include: * **Advanced Ground-Fault Detection:** Provides precise and reliable detection of ground faults in high-voltage systems. * **Neutral-Grounding Resistor Monitoring:** Ensures the integrity and proper functioning of critical grounding components. * **Wide Voltage Compatibility:** Operates with AC supply voltages from 65–265V and DC supply voltages from 85–275V, offering versatility. * **USB Network Communications:** Simplifies data acquisition, remote monitoring, and integration with existing control systems. * **High-Voltage Application Focus:** Specifically designed for the stringent requirements of high-voltage industrial environments. * **Enhanced Safety and Reliability:** Contributes to improved operational safety and reduces the risk of equipment failure and costly downtime. When selecting a ground-fault monitor for high-voltage applications, factors such as accuracy, response time, environmental ruggedness, and communication capabilities are critical. The Littelfuse SE-330HV-00-00 excels in these areas, leveraging Littelfuse's extensive expertise in electrical protection. Its application extends to various sectors including utilities, mining, petrochemical, and large-scale manufacturing, where uninterrupted and safe power delivery is non-negotiable. By investing in the SE-330HV-00-00, facilities can significantly enhance their electrical system's resilience and safety profile.
  • Advanced ground-fault and neutral-grounding resistor monitoring for high-voltage systems
  • Wide supply voltage range: 65–265 VAC and 85–275 VDC
  • USB network communications for simplified integration and data access
  • Designed for enhanced safety and reliability in demanding industrial environments
  • From Littelfuse, a trusted leader in circuit protection

Specifications

Application
Low- and medium-voltage transformers and generators
Brand Name
Littelfuse
Series
SE-330HV
Special Features
Continuous NGR monitoring
Sub Brand
SE 330 Series
Type
Neutral-grounding resistor monitor
Voltage Rating
65–265 VAC / 85–275 VDC
Voltage Rating
AC 65–265 V, DC 85–275 V
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
Relay Accessories, Sockets & Clips, Printed Circuit Board, Phenolic, Printed Circuit Board, 6, Socket, Potter & Brumfield R10

1-1393143-3

Relay Accessories, Sockets & Clips, Printed Circuit Board, Phenolic, Printed Circuit Board, 6, Socket, Potter & Brumfield R10
Relay Accessories, Sockets & Clips, Solder, Polyester, Printed Circuit Board, 2, Socket, Potter & Brumfield R10

1-1393143-6

Relay Accessories, Sockets & Clips, Solder, Polyester, Printed Circuit Board, 2, Socket, Potter & Brumfield R10
RTXP 18

RK926011-BC

RTXP 18
RTXD Extractor Tool

6896057-1

RTXD Extractor Tool
Power supply for DIN-rail

PS-60

Power supply for DIN-rail
IP67 SCP-X Extreme Environment Series Power Supply. Double Stacked, Output Power 2 x 100W, Output Voltage 24 Vdc, Output Current 7.6 A total, 3.8 A per pair

SCP102D24X-C02

IP67 SCP-X Extreme Environment Series Power Supply. Double Stacked, Output Power 2 x 100W, Output Voltage 24 Vdc, Output Current 7.6 A total, 3.8 A per pair

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.