الوصف
S201M-B25 Miniature Circuit Breaker by ABB
System pro M compact S200M miniature circuit breakers are current limiting with two tripping mechanisms: delayed thermal for overload protection and electromechanic for short circuit protection. Available in characteristics B, C, D, K, Z and various configurations including 1P, 1P+N, 2P, 3P, 3P+N, and 4P. Breaking capacities reach up to 10 kA at 230/400 V AC and rated currents up to 63 A. These MCBs comply with IEC/EN 60898-1 and IEC/EN 60947-2 standards, suitable for residential, commercial, and industrial uses. Bottom-fitting auxiliary contact can be mounted to save 50% space.
Electrical Specifications: Dielectric test voltage 2 kV (50/60 Hz, 1 min). Rated ultimate short-circuit breaking capacity (Icu) of 25 kA at 133 V AC, 15 kA at 230 V AC and 400 V. Rated service short-circuit breaking capacity (Ics) of 18.8 kA at 133 V AC and 7.5 kA at 230 V AC. Energy limiting class 3, rated current 25 A, tripping characteristic B, operational voltage max 253 V AC and 72 V DC, rated insulation voltage 440 V, impulse withstand voltage 4 kV (5 kV at 2000 m altitude, 6.2 kV sea level). Frequency 50/60 Hz. Power loss 3.2 W per pole.
Mechanical and Installation Data: Mechanical and electrical endurance of 20000 cycles. Single pole (1P) design. Width 1.75 cm, height 8.8 cm, depth 6.9 cm. Net weight 0.115 kg per unit and 0.125 kg pole net weight. Installation size per DIN 43880 1. Mounting on TH35-15 or TH35-7.5 mm DIN rails per IEC 60715. Protection degree IP20/IP40 with enclosure cover. Operating ambient temperature from -25 to +55 °C, storage from -40 to +70 °C.
Connections and Terminals: Screw terminals with failsafe bi-directional cylinder-lift design. Tightening torque 2.8 N·m. Suitable connecting conductor capacities: busbar up to 10/10 mm², flexible wires 0.75 to 25 mm², rigid wires 0.75 to 35 mm². Recommended screwdriver Pozidriv 2.
Certifications and Compliance: Compliant with RoHS and REACH regulations, CE and UKCA declarations of conformity. Standards include IEC/EN 60898-1, IEC/EN 60947-2, CSA 22.2 No. 235, UL 1077. Customs Tariff Code: 85362010.
