Schneider Electric EZ9F34425 Easy9 MCB 4P 25A 4.5kA Miniature Circuit Breaker

The Schneider Electric EZ9F34425 is an Easy9 series 4-pole 25A miniature circuit breaker (MCB) delivering reliable overcurrent and short-circuit protection for residential, commercial, and light industrial distribution boards. Rated at 4,500A breaking capacity and compliant with IEC/EN 60898-1, the EZ9F34425 is engineered for safe integration into final distribution panels where dependable circuit protection is essential.

Technical Specifications

Certifications & Standards

• IEC/EN 60898-1: International and European standard for circuit breakers for overcurrent protection in household and similar installations
• IRAM: Argentine Institute of Rationalization of Materials — certification confirming compliance with Argentine national standards for electrical safety

Applications & Use Cases

The Schneider Electric EZ9F34425 Easy9 MCB is well suited for a range of electrical distribution applications including:

• Residential distribution boards and consumer units requiring 4-pole protection
• Light commercial installations such as offices, retail units, and small industrial premises
• Control panels where simultaneous switching of all four conductors (L1, L2, L3, N) is required
• Projects in markets requiring IRAM certification, including Argentina and surrounding regions
• Final circuit protection in DIN rail-mounted enclosures

Frequently Asked Questions

What is the breaking capacity of the EZ9F34425?
The EZ9F34425 has a rated breaking capacity (Icu) of 4,500 A (4.5 kA), suitable for final distribution circuits with limited prospective short-circuit current.

Is this MCB suitable for 3-phase applications?
Yes. The 4-pole configuration of the EZ9F34425 makes it appropriate for 3-phase + neutral (3P+N) circuits, simultaneously protecting all live conductors and the neutral.

What standards does the EZ9F34425 comply with?
The EZ9F34425 is certified to IEC/EN 60898-1 and carries IRAM approval, confirming compliance with both international and Argentine national electrical safety requirements.