EHD3090L - 90Amp Circuit Breaker

EHD3090L - 90 Amp Circuit Breaker

If you're working with a three-phase system and need a breaker you don't have to think twice about, the Eaton EHD3090L is a solid choice.This 90-amp molded-case circuit breaker is part of Eaton's Series C line—widely used in commercial and industrial settings for a reason. It's built to handle real-world electrical loads without fuss, giving you dependable protection against overloads and short circuits. The T186 trip unit does exactly what it's supposed to do—trip when it should, stay on when it shouldn't. That kind of consistency matters, especially when you're protecting expensive equipment or keeping operations running. With its compact F-frame design, it fits neatly into panels without taking up unnecessary space, making it a practical option whether you're replacing an existing breaker or installing a new one.

Key Features and Benefits

• 90 amp capacity suited for a wide range of commercial and industrial applications
• Three-pole design for reliable three-phase power distribution
• Eaton Series C construction is known for long-term dependability
• T186 trip unit for accurate and consistent overcurrent protection
• Interrupting capacity up to 14 kAIC at 480V and 18 kAIC at 240V
• Compact size makes installation easier in tighter panel spaces
• Line and load terminals for straightforward wiring

Technical Specifications

• Catalog Number: EHD3090L
  
• Product Type: Molded Case Circuit Breaker
  
• Series: Series C
  
• Amperage Rating: 90A
  
• Poles: 3
  
• Trip Type: T186
  
• Frame Type: F Frame
  
• Frequency: 50/60 Hz
  
• Interrupt Rating:
  • 14 kAIC @ 480 VAC
  • 18 kAIC @ 240 VAC
• Terminals: Line and Load
  
• Dimensions: 6 in (H) x 4.13 in (W) x 3.38 in (D)
  
• Weight: 4.5 lbs
  

Material Compliance and Certifications

• UL Listed, meeting established safety standards for circuit protection
• Built to align with industry requirements for performance and reliability

Where It Works Best

• You'll typically see the EHD3090L in places where consistent power protection is critical:
• Commercial buildings and tenant spaces
• Manufacturing and light industrial environments
• Electrical distribution panels and switchgear
• HVAC systems, motors, and mechanical equipment
• Service upgrades and replacement projects