ABB SACE Tmax XT5S 400 A frame moulded-case circuit breaker (MCCB). Rated uninterrupted current In = 320 A, 4-pole, F/F (front, fixed) terminals. Electronic trip unit Ekip Dip LSI (L overload, S short-time-delay, I instantaneous protection). Breaking-capacity class S; rated ultimate short-circuit breaking capacity Icu = 50 kA at 415 V AC; rated operational voltage Ue 690 V AC. Conforms to IEC/EN 60947-2. ABB order code 1SDA100469R1, EAN 8056221005463, ABB/SAP material 1200638303, catalogue code 83051970.