Siemens MBKFD3225A Circuit Breaker, 225A, 3-Pole, 600V

Siemens MBKFD3225A Circuit Breaker is a 3-pole, 225 A device engineered for demanding industrial electrical service, maintenance, and replacement projects. With a 600V rating, it delivers dependable overcurrent protection for three-phase power distribution in harsh industrial environments.

Why choose the MBKFD3225A for your system?

• 225 A nominal current rating provides robust protection for mid-size industrial feeders, helping prevent costly downtime.
• 3-pole configuration ensures synchronized interruption across all three phases, maintaining balanced protection for your three-phase circuits.
• 600 V voltage rating makes it suitable for standard industrial power distributions found in manufacturing facilities, warehouses, and other heavy-duty environments.
• Part number MBKFD3225A serves as the key compatibility marker—verify fit by part number and application requirements to avoid mismatches.
• Designed for reliable service in industrial service, maintenance, and replacement projects, providing a seamless path for retrofits and ongoing protection needs.
• Operates within Siemens’ protective ecosystem, helping ensure consistent performance and compatibility with related breakers and control components.

Practical use cases

• Retrofits and upgrades in existing electrical rooms where 3-phase protection is essential for feeding motors, drives, and heavy equipment.
• New installations that require a sturdy, pre-certified 3-pole breaker capable of handling up to 225 A at 600 V.
• Maintenance replacements that demand a like-for-like Siemens part to minimize integration issues and downtime.

How to verify compatibility and install

• Cross-check the part number MBKFD3225A against your panel schedule or manufacturer compatibility lists.
• Ensure the system matches 225 A current, 3 poles, and 600 V rating.
• Plan for proper enclosure fit, mounting hardware, and adherence to electrical codes during installation.
• If there’s any doubt about fit or applicability, message us for expert assistance in confirming compatibility for your specific application.

Note: Always follow safety protocols and local electrical codes when installing or replacing circuit breakers. This description reflects the MBKFD3225A’s role as a reliable, industry-grade protection device within Siemens’ line of circuit breakers.