ECSR45 - 45Amp Fuse

ECSR45 - 45Amp Fuse

When you need dependable overload and fault protection for heavy‑duty equipment, the Eaton Edison ECSR45 delivers. This 45‑amp, 600 V AC time‑delay fuse is crafted for industrial and commercial use, giving you dependable protection against short circuits and sustained overloads. Whether you’re starting up motors, powering transformers, or running heavy HVAC systems, the ECSR45 handles high inrush current with ease — holding steady for up to 10 seconds at 500% overload. And with a 200,000‑amp interrupt capacity, this Class RK5 fuse offers peace of mind in demanding environments where fault currents can surge. Its ferrule‑end, finger‑safe design simplifies installation and keeps safety a top priority.

Key Features and Benefits

• Dual‑Element, Time‑Delay Design: Offers both overload protection and fault interruption in a single fuse, extending equipment life and reducing downtime.
• High Interrupt Capacity (200 kAIC): Safely interrupts extreme fault currents, ideal for heavy-duty systems and critical electrical infrastructure.
• Handles High Inrush Currents: Built to tolerate surges for up to 10 seconds at 500% overload, making it perfect for motor-driven loads and inductive devices.
• Finger‑Safe Ferrule Ends: Enables safe, secure installation in standard fuse holders without exposing live ends.
• Durable Construction for Industrial Demand: Built to perform under continuous heavy loads and frequent cycling, giving dependable protection day after day.

Technical Specifications

• Catalog Number: ECSR45
• Voltage Rating: 600 Volts AC
• Amperage Rating: 45 Amps
• Interrupt Rating: 200,000 Amps (200 kAIC)
• Response Time: 10 seconds at 500% of rated current
• Dimensions:
  • Length: 13.38 inches
  • Diameter: 2.88 inches
• Weight: 3.6 lbs
• End Type: Ferrule x Ferrule
• Fuse Indicator: Non‑indicating

Material Compliance and Certifications

• UL Listed: meets recognized safety standards for fuses
• CSA Certified: conforms to Canadian standards
• CE Marked: complies with European health, safety, and environmental requirements
• Conforms to: UL 248‑12 and CSA C22.2 specifications
• RoHS Compliant: manufactured without certain hazardous substances

Where It Works Best

• The ECSR45 is an excellent choice when you’re powering heavy‑duty motor drives, large HVAC systems, power panels, control cabinets, or industrial transformers. It’s especially useful in environments subject to frequent cycling or varying loads, where start‑up surges and overloads are common. If your facility demands reliable, long-term overcurrent protection for critical systems, this fuse is built for that job.