ECSR30 - 30Amp Fuse

ECSR30 - 30Amp Fuse

The ECSR30 Eaton Edison fuse is a 30-amp Class RK5 dual-element fuse used in everyday commercial and industrial electrical systems where you need dependable protection without overthinking it. It’s typically found in panels, motor circuits, and feeder applications, where equipment needs to run normally but still be protected when something goes wrong.

What this fuse does well is handle the “messy” side of real electrical loads. Motors, transformers, and similar equipment don’t always start clean—they pull a surge of current for a short moment. The time-delay dual-element design gives this fuse enough tolerance to ride through those startup spikes without blowing. But when there’s an actual overload or short circuit, it steps in quickly and clears the fault.

Key Features and Benefits

• 30A Class RK5 dual-element fuse for general industrial protection
• 600V rating for commercial and industrial electrical systems
• Time-delay design helps handle normal motor and transformer startup surges
• 200kA interrupt rating for strong fault protection
• Dual-element construction improves coordination with other protective devices
• Finger-safe design for safer handling during install and maintenance
• Fits standard RK5 fuse blocks and holders
• Helps cut down on nuisance blowing in real-world conditions
• Common in motor, feeder, and transformer applications
• Built for consistent operation in demanding electrical systems

Technical Specifications

• Catalog Number: ECSR30
• Product Type: Fuse
• Class: RK5
• Amperage Rating: 30A
• Voltage Rating: 600V AC
• Interrupt Rating: 200 kAIC
• Element Type: Dual-element
• Response Time: 10 sec at 500% overload
• Fuse Indicator: Non-indicating
• Special Features: Finger-safe construction
• Dimensions: 11.63 in (L) x 2.34 in (W) x 2.34 in (H)
• Weight: 2.35 lb
• Packaging Type: Standard

Material Compliance and Certifications

The ECSR30 Eaton Edison fuse is CE marked, showing it meets required safety and performance standards for electrical protection components.

Where It Works Best

• Industrial and commercial electrical panels
• Motor control centers (MCCs)
• HVAC and motor load circuits
• Transformer and feeder protection
• Branch circuits with normal startup inrush
• Coordinated protection systems using RK5 fuse blocks
• General industrial power distribution setups
• Facilities where uptime matters and downtime is costly