Bussmann S506-400-R Time Delay Fuse

Bussmann S506-400-R Time Delay Fuse

Engineered for Robust Circuit Protection in Demanding Applications

Overview

The Bussmann S506-400-R is a premium time-delay fuse designed to deliver reliable overcurrent protection for industrial electrical systems. Part of Eaton’s Cooper Bussmann series, this fuse combines high interrupting capacity with a forgiving time-delay characteristic, making it ideal for circuits experiencing frequent inrush currents like motors, transformers, and HVAC equipment.

Key Features

✅ Precision Time-Delay Design

• Tolerates temporary overloads (e.g., motor startups) without nuisance tripping.
• Responds rapidly to sustained faults or short circuits.

✅ High-Performance Specifications

• Ampere Rating: 400A
• Voltage Rating: 600V AC
• Interrupting Rating: 200kA (200,000 Amps) – Ensures safety in high-fault scenarios.
• UL Listed & CSA Certified – Complies with rigorous safety standards.

✅ Durable Construction

• Sand-filled ceramic body for superior arc suppression.
• Nickel-plated brass end caps for corrosion resistance and optimal conductivity.
• Flame-retardant label for clear identification.

Applications

Perfect for protecting:

• Industrial motor control centers (MCCs)
• Transformers and capacitor banks
• Power distribution panels
• HVAC compressors and pumps
• Machinery with cyclic loads

Why Choose the S506-400-R?

• Reduces Downtime: Time-delay action prevents false trips during routine operations.
• Safety Assurance: Ultra-high interrupting rating contains dangerous faults.
• Long Service Life: Robust materials withstand thermal stress and environmental wear.
• Easy Integration: Direct replacement for compatible 400A fuse blocks.

Note: Always verify compatibility with your existing fuse holders and consult manufacturer datasheets for installation guidelines.

Protect Your Equipment with Bussmann Reliability — Where Performance Meets Precision. 🔌⚡