ECSR50 - 50Amp Fuse

ECSR50 - 50Amp Fuse

Protecting electrical equipment starts with choosing the right fuse, and the Eaton ECSR50 is designed to do exactly that. This 50 Amp Class RK5 dual-element time-delay fuse provides dependable overcurrent protection for commercial and industrial electrical systems, helping safeguard motors, transformers, branch circuits, and other valuable equipment from overloads and short circuits.

Built for 600-volt applications and featuring an impressive 200kA interrupting capacity, the Eaton ECSR50 is well suited for demanding environments where safety and equipment reliability are top priorities. The finger-safe, non-indicating design helps improve safety during installation and maintenance, making it a practical choice for electricians, maintenance teams, contractors, and OEMs alike. Whether you're replacing an existing Class RK5 fuse or installing protection in a new electrical system, the ECSR50 delivers the dependable performance professionals expect from Eaton.

Key Features and Benefits

• 50 Amp Class RK5 dual-element time-delay fuse for commercial and industrial applications
• Time-delay design helps reduce nuisance fuse openings during motor startup and temporary inrush currents
• 600V AC rating for commercial and industrial electrical systems
• High 200kA interrupting capacity for dependable fault-current protection
• Dual-element construction provides protection against overloads and short circuits
• Finger-safe design for safer handling during installation and maintenance
• Non-indicating fuse design
• Fits standard Class RK5 fuse holders and disconnect switches
• Helps improve equipment uptime by reducing unnecessary fuse replacements
• Trusted Eaton quality for dependable, long-lasting circuit protection

Technical Specifications

• Catalog Number: ECSR50
  
• Manufacturer: Eaton
  
• Series: Edison ECSR
  
• Product Type: Fuse
  
• Class: RK5
  
• Amperage Rating: 50 Amps
  
• Voltage Rating: 600 VAC
  
• Interrupt Rating: 200 kAIC
  
• Element Type: Dual-element
  
• Response Time: 10 seconds at 500% overload
  
• Fuse Indicator: Non-indicating
  
• Special Features: Finger-safe construction
  
• Packaging Type: Standard
  
• Dimensions: 13.38 in. (L) × 2.88 in. (W) × 2.88 in. (H)
  
• Weight: 3.6 lb
  
• UPC: 782634508380
  

Material Compliance and Certifications

The Eaton ECSR50 is CE marked, demonstrating compliance with recognized international safety requirements for electrical protection devices. It is intended for installation by qualified electrical personnel and should be used in accordance with applicable electrical codes and manufacturer recommendations.

Where It Works Best

• Motor control centers (MCCs)
• Industrial control panels
• Branch circuit protection
• Motor circuits
• Transformer protection
• HVAC equipment
• Manufacturing facilities
• Commercial buildings
• OEM electrical equipment
• Replacement of existing Class RK5 dual-element fuses