Bussmann TPA-40 Telpower Alarm Fuse (051712370417)

Overview

The Bussmann TPA-40 Telpower Alarm Fuse is a specialized 40A telecommunications-grade fuse designed to protect sensitive telecom equipment from overcurrent events while providing critical blown-fuse notification. Engineered for reliability in mission-critical infrastructure, it integrates seamless alarm functionality to minimize downtime and streamline maintenance.

Key Features

• Precision Protection: 40A current rating with fast-acting response to overloads and short circuits.
• Integrated Alarm System: Dry contact output signals fuse status (blown/intact) for remote monitoring via centralized systems.
• Telecom-Grade Durability: Robust construction withstands voltage surges, temperature fluctuations, and harsh environments.
• Time-Tested Reliability: Meets stringent industry standards for telecom power applications (UL/CSA certified).
• Easy Maintenance: Drop-in replacement design ensures quick swaps without disrupting adjacent components.

Technical Specifications

• Rated Current: 40A
• Voltage Rating: Up to 350V AC/DC
• Alarm Contact: Normally closed (NC) circuit when intact; opens upon blowing.
• Termination: Blade-style contacts for secure, vibration-resistant connections.
• Compliance: UL 248-14, CSA C22.2 No. 248.14.

Typical Applications

• Telecom base stations and power cabinets
• Network backup power systems
• Data center power distribution units (PDUs)
• Industrial control panels requiring fused alarm circuits

Part Number

051712370417

Optimize network uptime with the Bussmann TPA-40—where protection meets proactive diagnostics for uninterrupted telecommunications operations.