Electrical Systems / Circuit Protection

BTicino Earth leakage circuit breaker 4P - type F - In= 63A - Idn= 30mA - Vn= 400Vac - 4 modules — G743F63

BTicino · G743F63

Ask about this product Technical summary · Print / save as PDF

Earth leakage circuit breaker 4P - type F - In= 63A - Idn= 30mA - Vn= 400 Vac - 4 modules Manufacturer-selected illustration for G743F63; the visible label or rating may show another variant. The specifications and quotation refer to G743F63.

Photo 1 of 1

BTicino G743F63 — manufacturer-selected representative product image; the illustrated label, rating or dimensions may differ.; manufacturer-selected-representative-variant illustration

Technical specifications

Manufacturer model: G743F63 Catalogue reference: BT-G743F63 EAN: 8005543608821 Manufacturer category: Low-voltage protection and power distribution/Btdin modular protection and command devices/Earth leakage circuit breakers (Rccb's) Number of poles: 4 Rated voltage: 400 V Rated current: 63 A Rated fault current: 0.03 A Rated insulation voltage Ui: 500 V Rated impulse withstand voltage Uimp: 4 kV Mounting method: DIN rail Leakage current type: F Selective protection: No Short-time delayed tripping: Yes Voltage type: AC With interlocking device: Yes Frequency: 50 Hz Additional equipment possible: Yes Degree of protection (IP): IP20 Width in number of modular spacings: 4 Built-in depth: 44 mm Ambient temperature during operating (Min-Max): -25-60 °C Pollution degree: 2 Connectable conductor cross section multi-wired (Min-Max): 0.75-35 mm² Connectable conductor cross section solid-core (Min-Max): 0.75-50 mm² Colour: Grey RAL-number (similar): 7035 Explosion-proof: No Width: 71.2 mm Height: 83 mm Depth: 77.8 mm degree of impact strength (IK): IK04 Storage temperature (Min-Max): -40-70 °C Nominal voltage (Min-Max): 320-440 V Electric supplying direction: By the top or bottom Terminal marking indication: Yes Stress test conformity (1000V): Yes Connection type: Busbar and cable Label space/information surface: Yes Product reference: https://www.bticino.com/products/bt-g743f63 Source: https://www.bticino.com/products/bt-g743f63 Checked: 2026-10-18 Manufacturer image source: https://catalogo.bticino.it/prodotto/soluzioni-per-la-distribuzione-dellenergia-bassa-tensione-interruttori-quadri-armadi-centralini-e-sistemi-di-cablaggio/interruttori-di-protezione-modulari-scatolati-aperti-e-sezionatori/btdin---interruttori-modulari/interruttori-differenziali/BTI-G743F63-IT

Compare products and plan your project

Compare suitable products and discuss your selection with our team. Confirm specifications and compatibility before ordering.

Interested in this product?

Or email us directly