Siemens 3VA51101MU310AA0 Circuit Breaker, 100A, 3-Pole, 690V

Introducing the Siemens 3VA51101MU310AA0, a rugged, three-pole circuit breaker engineered for demanding industrial electrical service, maintenance, and replacement projects. With a 100 A rating and 690 V maximum, it provides reliable protection for three-phase power systems while simplifying compatibility checks through the exact part number.

Specifications at a glance

• Manufacturer: Siemens
• Part number: 3VA51101MU310AA0
• Amperage: 100 A
• Poles: 3
• Voltage: 690 V
• Typical use: Industrial electrical service, maintenance, and replacement projects

Why choose this Siemens circuit breaker

Designed to protect three-phase circuits, this 3-pole breaker delivers dependable interruption when faults occur, helping safeguard equipment and personnel. The Siemens lineage ensures consistent performance and straightforward replacement within existing enclosures—an essential advantage when aligning a legacy system or upgrading an aging panel.

Compatibility and installation tips

To ensure a precise fit, verify the exact part number 3VA51101MU310AA0 against your equipment’s specifications and the required application. If you’re unsure about compatibility, message us and we’ll assist with part-number matching and suitability checks.

Ideal use cases

• Three-phase power distribution in industrial facilities
• Electrical service upgrades and panel replacements
• Maintenance and retrofits requiring a Siemens 3-pole, 690 V circuit breaker

What to expect in practice

By choosing the 3VA51101MU310AA0, you streamline inventory and maintenance planning with a clearly identified OEM Siemens part. Its 3-pole design aligns with standard three-phase systems, reducing coordination challenges during installation and service, while its 100 A rating provides appropriate protection for mid-range feeders and equipment under typical industrial loads.