EJB34025 - 25 Amp Circuit Breaker

EJB34025 - 25 Amp Circuit Breaker

Meet the EJB34025, a high-performance 25-amp mini circuit breaker engineered to deliver dependable protection for low‑voltage electrical circuits. Designed for 480Y/277 VAC systems and equipped with a 3‑pole configuration, this breaker features an impressive 100 kA interrupt rating, making it a dependable choice for lighting panelboards, HVAC units, and a wide variety of other electrical applications. Its combination of thermal‑magnetic trip functionality and bolt‑on mounting ensures accurate operation and an easy installation process. Whether you’re wiring a commercial lighting system or upgrading an industrial panel, this breaker delivers consistent safety and performance.

Key Features and Benefits

• High Interrupt Capacity: With a 100 kA interrupt rating at 120 VAC (and 65 kA at 480Y/277 VAC), the EJB34025 is built to safely clear short circuits and overloads, reducing risk of damage to wiring or connected equipment.
• Thermal‑Magnetic Trip Unit: The integrated trip mechanism uses both thermal and magnetic elements to provide precise, dual‑mode protection — ideal for varied circuit loads and conditions.
• Bolt‑On Mounting: Designed for bolt‑on installation, this breaker snaps securely into panelboards, making installation quick and hassle‑free.
• Safety Certifications for HID / HACR Applications: UL‑listed for high‑intensity discharge lighting and HACR‑rated equipment (heating, air conditioning, and refrigeration), ensuring compliance with electrical codes and safety standards.

Technical Specifications

• Rated Current: 25 A
  
• Voltage Rating: 480Y/277 VAC
  
• Poles: 3‑pole
  
• Breaking Capacity:
  • 100 kA at 120 VAC
  • 65 kA at 480Y/277 VAC
• Trip Unit Type: Thermal‑Magnetic
  
• Mounting Mode: Bolt‑On
  
• Trip Unit Rating: 875 A
  
• Tightening Torque: 30.09 lbf·in (3.4 N·m)
  
• Dimensions:
  • Height: 5.66 in
  • Width: 2.94 in
  • Depth: 4.05 in
• Weight: 4 lb (1.81 kg)
  

Material Compliance and Certifications

• Industry Standards: The EJB34025 is UL‑listed and meets industry requirements for safety and performance.
• RoHS Compliance: Complies with RoHS directives, ensuring the unit is free from hazardous substances and environmentally friendly.
• Application Certifications: Certified for HID and HACR applications, supporting safe and code-compliant installations.

Where It Works Best

• This breaker excels in lighting panelboards, commercial HVAC systems, and general low‑voltage distribution panels — anywhere 480Y/277 VAC three‑phase circuits demand dependable overload and short‑circuit protection. If you’re wiring office buildings, retail spaces, light industrial facilities, or residential developments with complex lighting or HVAC systems, the EJB34025 is a smart, reliable choice.