BTicino ACB MEGABREAK MB08S fixed 4P compact - 800A - 42kA — T814B800S

Technical specifications

Manufacturer model: T814B800S Catalogue reference: BT-T814B800S EAN: 8005543709221 Range: Megabreak Manufacturer category: Low-voltage protection and power distribution/Megabreak Air circuit breakers/Fixed circuit breakers Icu=42kA Rated voltage (Min-Max): 230-690V Type of electrical connection of main circuit: Bolt connection Type of control element: Push button Rated short-circuit breaking capacity Icu at 400 V, 50 Hz: 42kA Device construction: Built-in device fixed built-in technique Colour: Grey Width: 324mm Height: 321mm Voltage type: AC Rated permanent current Iu: 800A Number of poles: 3 degree of impact strength (IK): Not applicable Degree of protection (IP): IP30 Confirm the required regional standard and system compatibility when selecting this model. Product reference: https://www.bticino.com/products/bt-t814b800s Source: https://www.bticino.com/products/low-voltage-protection-and-power-distribution/megabreak-air-circuit-breakers?limit=48&page=6&sort=a-to-z Checked: 2026-10-11