Littelfuse B9300.0090 - Pwr Ref Unit415-480VOutput0-1VDCforT4800. Power Reference Unit. 415-480V. Output 0-1V DC for T4800.
Littelfuse

B9300.0090

UPC: 079458954425

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Overview

The Littelfuse B9300.0090 Power Reference Unit is a precision-engineered solution designed for industrial power monitoring and control systems requiring stable voltage references. Engineered to deliver a 0-1V DC output from a 415-480V AC input, this unit provides the critical reference signal needed for accurate generator load sharing and power management in parallel operation scenarios. Compatible with the T4800 Series Load Sharer, the B9300.0090 ensures seamless integration into existing industrial automation frameworks, where precise voltage references are essential for maintaining grid stability and generator synchronization. Designed for demanding industrial environments, the B9300.0090 Power Reference Unit offers exceptional reliability and accuracy, making it ideal for applications such as power distribution systems, backup generators, and renewable energy installations. Its robust construction and compliance with industry standards—including CSA certification, CE marking, and UL recognition—ensure long-term performance even in harsh operating conditions. The unit’s conformal coating provides additional protection against moisture, dust, and contaminants, further enhancing its durability. Key features of the Littelfuse B9300.0090 include: - **High-Precision Output**: Delivers a stable 0-1V DC output for accurate voltage reference in control systems. - **Wide Input Voltage Range**: Operates efficiently across 415-480V AC, accommodating global power standards. - **Fast Power-Up Time**: Achieves operational readiness in just 800ms at 120V AC, minimizing downtime. - **Ride-Through Capability**: Maintains output stability during power fluctuations with a minimum ride-through time of 100ms. - **Multiple Communication Options**: Supports TIA-232 (standard), with optional TIA-485, DeviceNet™, and Ethernet for enhanced connectivity. - **Built-In Relays**: Equipped with three Form C output contacts for flexible integration with governors and control systems. - **Conformally Coated**: Standard feature for superior protection against environmental stresses. - **10-Year Warranty**: Backed by Littelfuse’s commitment to quality and reliability. The B9300.0090 is particularly well-suited for applications where generator sets operate in parallel with the grid or other generators, such as in commercial power plants, data centers, and industrial facilities. By providing a precise DC reference signal, it enables the T4800 Load Sharer to continuously monitor and adjust generator output, ensuring optimal load distribution and preventing overloading or underloading. This not only enhances system efficiency but also extends the lifespan of critical equipment. For professionals tasked with designing, installing, or maintaining industrial power systems, the Littelfuse B9300.0090 Power Reference Unit represents a dependable choice. Its compatibility with the T4800 Series, combined with Littelfuse’s reputation for innovation and quality, makes it a trusted component in power management solutions worldwide. Whether deployed in new installations or as part of an upgrade to existing systems, this unit delivers the performance and reliability required for mission-critical applications.
  • Precision 0-1V DC output for accurate voltage reference
  • Wide 415-480V AC input range for global compatibility
  • Fast 800ms power-up time and 100ms ride-through capability
  • Multiple communication options: TIA-232 (standard), TIA-485, DeviceNet™, Ethernet (optional)
  • Three Form C output contacts for flexible integration
  • Conformally coated for superior environmental protection
  • 10-year warranty for long-term reliability
  • CSA certified, CE marked, and UL recognized

Specifications

Application
NA
Brand Name
Littelfuse
Special Features
Flush mounted
Standard
CE Label
Sub Brand
B9300 Series
Type
Generator Controls and Protection
Voltage Rating
415-480 VAC
Package Dimensions (L x W x H)
6 IN x 4 IN x 5 IN
Package Dimensions (L x W x H)
15.24 cm x 10.16 cm x 12.7 cm
Package Weight (Imperial)
0.500 L
Package Weight (Metric)
0.227 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.