2CSA275901R9405 ASEA BROWN BOVERI Test Equipment Fault Detector

ARC FAULT & FIRE RISK PROTECTION – 1P+N AFDD with integrated MCB detects series, parallel and earth arc faults, automatically disconnecting circuits to reduce fire hazards caused by damaged insulation, loose connections or ageing wiring. 40 A TYPE B PERFORMANCE – Rated 40 A with Type B tripping characteristic for circuits with low inrush currents; 10 kA breaking capacity at 230 V AC ensures high short-circuit withstand capability in distribution boards. THERMAL-MAGNETIC OVERCURRENT DEFENCE – Integrated overload and short-circuit protection combined with arc fault detection in a compact two-module DIN rail device, supporting comprehensive circuit protection in residential and commercial installations. SELF-TEST & PANEL INTEGRATION – Continuous internal self-test with LED status indication and front test button; 35 mm wide DIN rail mounting with screw terminals, IP40 protection and operating temperature range from -25 °C to +55 °C. ABB PROTECTA PLUS SYSTEM – Part of the ABB Protecta Plus modular distribution system for indoor installations, offering high internal accessibility, removable internal modules for simplified wiring, insulated neutral and earth bars, and an expandable cabinet concept for flexible electrical distribution solutions.

S-ARC1 M IS A 1P+N ARC FAULT DETECTION DEVICE (AFDD) WITH AN INTEGRATED MCB IN TWO MODULES, FOR THE PROTECTION AGAINST SHORT-CIRCUIT CURRENTS, OVERLOAD, EARTH ARC FAULTS, PARALLEL ARC FAULTS AND SERIES ARC FAULTS.