ECSR45 - 45Amp Fuse

ECSR45 - 45Amp Fuse

The Eaton ECSR45 is a 45 Amp Class RK5 dual-element time-delay fuse engineered to deliver dependable overcurrent protection for commercial, industrial, and OEM electrical systems.

Whether you're performing preventive maintenance, replacing an existing fuse, or upgrading circuit protection, the ECSR45 offers the consistent performance and reliability professionals expect in demanding electrical applications.

Rated for 600 VAC with an impressive 200 kA interrupting capacity (kAIC), the Eaton ECSR45 is built for installations where high fault-current protection is essential. The finger-safe, non-indicating design promotes safer handling during installation and maintenance, while its Class RK5 construction makes it suitable for a wide range of electrical distribution systems. Combining dependable overload protection with excellent short-circuit performance, the ECSR45 is an excellent choice for helping protect valuable equipment and maintaining the long-term reliability of your electrical system.

Key Features and Benefits

• Provides reliable protection against overloads and short circuits
• Dual-element time-delay design helps prevent nuisance fuse openings caused by temporary motor inrush currents
• 45 Amp current rating for commercial and industrial electrical applications
• Rated for use on 600 VAC electrical systems
• High 200 kA interrupting capacity (kAIC) for superior fault-current protection
• Finger-safe construction enhances safety during installation and servicing
• Non-indicating Class RK5 fuse design
• Compatible with standard Class RK5 fuse holders and disconnect switches
• Helps reduce maintenance interruptions and improve equipment uptime
• Manufactured by Eaton for dependable, long-lasting electrical circuit protection

Technical Specifications

• Manufacturer: Eaton
• Series: Edison ECSR
• Catalog Number: ECSR45
• Product Type: Fuse
• Fuse Class: RK5
• Amperage Rating: 45 Amps
• Voltage Rating: 600 VAC
• Interrupt Rating: 200 kAIC
• Response Time: 10 seconds at 500% overload
• Number of Elements: Dual-element
• Fuse Indicator: Non-indicating
• Special Features: Finger-safe, non-indicating design
• Packaging Type: Standard
• Dimensions: 13.38 in. L × 2.88 in. W × 2.88 in. H
• Weight: 3.6 lb
• UPC: 782634508373

Material Compliance and Certifications

• CE Marked
• Designed to meet applicable industry requirements for electrical circuit protection
• Suitable for installation in accordance with applicable electrical codes and manufacturer recommendations

Where It Works Best

• Motor control centers (MCCs)
• Industrial machinery and equipment
• Motor branch circuits
• Transformers
• Distribution panels and switchgear
• HVAC systems
• Manufacturing facilities
• Commercial buildings
• Processing plants
• OEM equipment
• Electrical maintenance, repair, and replacement projects requiring a Class RK5 time-delay fuse