SH204-D16_ABB_PRODUCT_吉林易择科技技术发展有限公司

Technical Specifications Parameter Specification Part / Model S204‑D16 (ABB) Product Type Miniature Circuit Breaker (MCB) Number of Poles 4 poles (4P) Rated Current (In) 16 A Trip Characteristic Type D (high inrush tolerance) Rated Operational Voltage up to 440 V AC (IEC) / 277 V AC (UL) Rated Insulation Voltage (Ui) ~440 V Rated Impulse Withstand Voltage (Uimp) ~4 kV Rated Short‑Circuit Breaking Capacity (Icn) 6 kA AC Rated Ultimate Breaking Capacity (Icu) up to 10 kA AC Rated Service Breaking Capacity (Ics) ~7.5 kA (typical) Frequency 50 / 60 Hz Connection Type Screw terminals Mounting DIN‑rail TH35 Actuator / Toggle Sealable ON/OFF marking Contact Position Indication Red ON / Green OFF Electrical Endurance ~20,000 AC cycles Mechanical Endurance ~20,000 cycles Overvoltage Category III Pollution Degree 3 Degree of Protection IP20 Ambient Temperature Range −25 °C to +55 °C Connectable Conductors Rigid & flexible up to ~35 mm² Standards Compliance IEC/EN 60898‑1; IEC/EN 60947‑2; UL 1077; CSA

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DESCRIBE

The ABB S204‑D16 miniature circuit breaker is a 4‑pole compact overcurrent protection device designed for use in low‑voltage AC electrical systems. It features a D‑type trip characteristic, making it suitable for circuits with high inrush currents such as motors and transformers. The breaker provides thermal and electromechanical protection against overloads and short circuits, and is DIN‑rail mountable for easy installation in distribution panels. Its robust construction and compliance with international standards make it suitable for residential, commercial, and light industrial applications.

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