EDB34070 - 70 Amp Circuit Breaker

EDB34070 - 70 Amp Circuit Breaker

Meet the EDB34070 — a high‑performing, miniature 3‑pole circuit breaker built to deliver dependable protection for lighting panelboards in demanding commercial and industrial environments. With a 70‑amp capacity and a 480Y/277 VAC rating, this breaker brings together dependable over‑current protection and straightforward installation. It’s designed for safety-conscious professionals who need peace of mind that their electrical systems will operate smoothly, even under heavy load.

Key Features and Benefits

• High interrupt capacity: Handles up to 25 kA at 120 VAC (and 18 kA at 480Y/277 VAC), helping guard against overloads and short circuits — a must in high-demand lighting and power distribution systems.
• Bolt-on mounting: Installs directly into compatible panelboards with a secure bolt-on connection, ensuring solid, stable contact that stays reliable over time.
• Long-lasting build: Crafted for extended service life — minimizing the need for frequent replacements and reducing downtime for maintenance or upgrades.
• Thermal‑magnetic trip unit: Combines thermal tripping for overload protection with magnetic tripping for instantaneous short-circuit defense. This dual protection mechanism lets the breaker react quickly and accurately to different fault conditions.

Technical Specifications

• Product range: 125 A Frame — EDB‑EGB‑EJB series
• Device short name: EDB
• Module type: E‑Frame
• Rated current: 70 A
• Maximum operating voltage: 480Y/277 V AC
• Breaking capacity:
  • 25 kA at 120 VAC
  • 18 kA at 480Y/277 VAC
• Electrical connection: Aluminum lugs (field‑installable)
• Holding current capacity: 630 A
• Trip unit rating: 1800 A
• Mounting mode: Bolt-on style
• Number of poles: 3
• Size:
  • Height: 5.66 inches
  • Width: 2.94 inches
  • Depth: 4.05 inches
• Weight: 4 lbs (1.81 kg)

Material Compliance and Certifications

• cULus Certification: Fully compliant with cULus certification standards — confirming its safety and suitability for use in North American commercial and industrial facilities.
• Green Premium and RoHS: The EDB34070 carries the Green Premium label, reflecting environmentally conscious manufacturing practices, and satisfies RoHS requirements, ensuring it’s free from harmful substances.

Where It Works Best

• The EDB34070 is particularly well-suited for lighting panelboards found in commercial buildings, factories, warehouses, and other industrial spaces. It excels in new installations or retrofits where dependable low-voltage protection is critical. If you’re upgrading an existing lighting distribution system, installing a new lighting bank, or simply ensuring your facility’s wiring infrastructure meets current safety expectations — this circuit breaker is a clean, efficient, and reliable solution.