BTicino M4 630H - electronic Mccb with measure 3P - 320A - 70kA — T743N320M10

Technical specifications

Manufacturer model: T743N320M10 Catalogue reference: BT-T743N320M10 EAN: 8005543697504 Range: Megatiker Manufacturer category: Low-voltage protection and power distribution/Megatiker moulded case circuit breakers/Electronic circuit breakers/M4 630 electronic Rated voltage (Min-Max): 230-400V Type of electrical connection of main circuit: Screw connection Rated short-circuit breaking capacity Icu at 400 V, 50 Hz: 50kA Colour: Grey Height: 150mm Voltage type: AC Rated permanent current Iu: 320A Number of poles: 3 degree of impact strength (IK): IK07 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-t743n320m10 Source: https://www.bticino.com/products/low-voltage-protection-and-power-distribution/megatiker-moulded-case-circuit-breakers?limit=48&page=21&sort=a-to-z Checked: 2026-10-11