BTicino M4 630L - electronic Mccb (Li) 3P - In=400A - Icu=100kA — T743L400EB

Technical specifications

Manufacturer model: T743L400EB Catalogue reference: BT-T743L400EB EAN: 8005543544242 Range: MEGATIKER Manufacturer category: Low-voltage protection and power distribution/Megatiker moulded case circuit breakers/Electronic circuit breakers/M4 630 electronic Type of electrical connection of main circuit: Screw connection Rated short-circuit breaking capacity Icu at 400 V, 50 Hz: 100kA Device construction: Built-in device fixed built-in technique Rated permanent current Iu: 400A Number of poles: 3 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-t743l400eb 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