Siemens SENTRON 5SY8304-7, 3-pole miniature circuit breaker, C tripping characteristic, 50 kA interrupting capacity at 400 V AC per IEC 60947-2, IP20 with conductors, 3 MW units.
| Parameter | Value |
|---|---|
| Overvoltage category | III |
| Parameter | Value |
|---|---|
| Width | 54 mm |
| Height | 90 mm |
| Depth | 76 mm |
The 15 kA DC rating at 60 V (max 72 V) covers DC bus or battery-backed loads, though the AC rating is the headline figure for most panel builds.
Rated and marked per IEC / EN 60947-2 and UL1077, covering both international and North American installations. Halogen-free and silicon-free construction. Vibration resistance per IEC 60068-2-6 (±1 mm at 5–25 Hz; 50 m/s² at 25–150 Hz). Mechanical service life typical 10 000 operating cycles.
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50 kA at 400 V AC per IEC 60947-2, and 15 kA at 60 V DC per the same standard. Under UL 1077 the rating is 5 kA.
The MCB carries IEC / EN 60947-2 and UL1077 certifications. It is halogen-free and silicon-free.
Alternative models and sibling configurations in the same Siemens series. For obsolete or discontinued parts, these models can serve as compatible replacements or functional alternatives for plant maintenance.
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