Siemens - Marq 21 - Breaker MCC Bucket - 300 A, 480 V, 15" Height, 3 P | AmpState

Siemens Marq 21 Breaker MCC Bucket, 300 A, 480 V, 3-Pole, 15" высотный — an OEM-grade solution crafted to seamlessly integrate into Siemens Marq 21 motor control center lineups. This MCC bucket is purpose-built for industrial environments where reliable three-phase protection and control are non-negotiable. Its 15" tall profile is designed to match standard Marq 21 frames, enabling straightforward OEM replacement and retrofit without altering surrounding hardware. Key features - Brand: Siemens - Series: Marq 21 - Configuration: Breaker MCC Bucket - Rating: 300 A, 480 V, 3-Pole - Bucket Height: 15" Why this bucket matters for your MCC - OEM-fit reliability: Engineered specifically for Siemens Marq 21 gear, ensuring precise alignment with bus bars, interlocks, and mounting bosses. This means quicker swaps, fewer alignment issues, and consistent electrical performance. - 3-Pole protection for 480 V systems: Supports standard three-phase motor circuits at 480 V, enabling safe switching, protection, and control of motors without compromising protection coordination. - Retrofit-ready: Ideal for upgrading older MCCs or replacing worn buckets in existing Marq 21 installations. Maintains system continuity while restoring peak functionality. - Space-conscious design: The 15" bucket height fits typical Marq 21 bays, helping preserve enclosure layout and field routing when performing replacements or upgrades. Use cases and ideal applications - OEM replacement in Siemens Marq 21 MCCs for manufacturing floors, packaging lines, and material handling systems where downtime costs matter. - Retrofit projects in facilities upgrading motor control capacity or modernizing aging electrical infrastructure to maintain reliable, code-compliant operation. - Spare bucket for maintenance programs: having a ready-to-install MCC bucket minimizes outage time during service windows. Compatibility and installation considerations - Compatibility: Specifically designed for Siemens Marq 21 MCC lineups; confirm that your enclosure, dimensions, and interlock schemes align with a 300 A, 480 V, 3-Pole bucket of 15" height. - Installation: Engage a qualified electrical technician for proper de-energization, safe handling of live components, and adherence to electrical codes. Use the same rating and configuration to preserve protective coordination and fault-clearing performance. Why AmpState - AmpState supplies high-quality Siemens MCC components worldwide, supporting uptime and continuity across critical industrial operations. This bucket represents a reliable, field-proven option for those maintaining or expanding Siemens motor control centers. If you’re replacing worn or aging MCC buckets in a Siemens Marq 21 system or engineering a retrofit to meet current motor-control requirements, this 300 A, 480 V, 3-Pole, 15" bucket offers a precise, purpose-built solution that keeps your MCC architecture aligned with Siemens standards and performance expectations.