ECSR1 - 1Amp Fuse

ECSR1 - 1Amp Fuse

Not every circuit behaves the same way—and that’s exactly where the Eaton Edison ECSR1 Fuse comes in. This is a 1 Amp Class RK5 time-delay fuse designed for situations where you need dependable protection, but you also need a little flexibility during normal startup conditions.

In real electrical systems, even low-amperage circuits can experience brief current spikes when equipment powers up. Without the right fuse, those harmless surges can lead to unnecessary interruptions. The ECSR1 is built with a super lag (time-delay) design, which allows those short bursts to pass without tripping, while still stepping in quickly when a true fault or overload occurs.

The dual-element construction supports its time-delay behavior, helping electrical systems handle short-duration inrush currents while still maintaining solid fault protection when needed.

Key Features and Benefits

• 1 Amp Class RK5 time-delay fuse for low-current circuit protection
• Super lag design helps manage short inrush or startup surges
• Reduces nuisance fuse openings during normal equipment operation
• 600V rating suitable for industrial and commercial systems
• High 200 kAIC interrupt rating for strong fault protection capability
• Dual-element construction supports time-delay performance
• Ideal for control circuits and sensitive electrical components
• Helps improve system continuity and reduce downtime
• Non-indicating design for straightforward replacement

Technical Specifications

• Manufacturer: Eaton
  
• Series: Edison ECSR
  
• Catalog Number: ECSR1
  
• Product Type: Fuse
  
• Fuse Class: RK5
  
• Amperage Rating: 1 A
  
• Voltage Rating: 600 V
  
• Interrupt Rating: 200 kAIC
  
• Response Time: 10 seconds at 500% overload
  
• Special Features: Super lag, time lag, non-current limiting
  
• Number of Elements: Dual-element
  
• Fuse Indicator: Non-indicating
  
• Dimensions: 7.88 in L × 0.81 in W × 1.61 in H
  
• Weight: 0.17 lb
  
• Compliance: CE Marked
  

Material Compliance and Certifications

The Eaton ECSR1 is CE Marked and produced under Eaton’s controlled manufacturing standards. It is intended for use in properly rated electrical systems and should be installed according to applicable electrical codes and guidelines.

Where It Works Best

• Industrial control panels
• OEM machinery and equipment
• Control transformer circuits
• Electrical automation systems
• Motor control center control circuits
• Sensitive instrumentation and monitoring systems
• Commercial electrical distribution panels

When a circuit needs steady protection without reacting to harmless startup surges, the Eaton ECSR1 fits right in—simple, dependable, and built for real-world electrical conditions.