ABB SACE Tmax XT3N 250 A frame moulded-case circuit breaker (MCCB). Rated uninterrupted current In = 63 A, 3-pole, F/F (front, fixed) terminals. Thermomagnetic trip unit TMD R63 (adjustable thermal overload and magnetic short-circuit release). Breaking-capacity class N; rated ultimate short-circuit breaking capacity Icu = 36 kA at 415 V AC; rated operational voltage Ue 690 V AC. Conforms to IEC/EN 60947-2. ABB order code 1SDA068053R1, EAN 8015644019242, ABB/SAP material 1200634295, catalogue code 83051399.