Specifications

Product Type Miniature Circuit Breaker	Brand ABB	Series S200MT
Application Traction industry

No. of Poles (Total) 3P	Rated Impulse Withstand Voltage (Uimp) 4kV	Power Loss 7.5W
Rated Current (In) 20A	Rated Frequency 50/60Hz	Rated Voltage (Ur) 440V
Trip Curve C Curve	Terminal Type Screw Terminals	Electrical Life 20000
Mechanical Life 20000

Conductor Cross Section Flexible 25mm²/25mm²	Conductor Cross Section Solid Core 35mm²/35mm²	Housing Material Insulation group I, RAL 7035
Shock Resistance acc. To IEC/EN 60068-2-27 25 g - 3 shocks - 18 ms	Vibration Resistance acc. to IEC/EN 60068-2-6 5 g - 20 cycles at 5 ... 150 ... 5 Hz with load 0.8 In

Depth 69mm	Height 88mm	Weight 0.345kg
Width 52.5mm	Width in No. of Modular Spacing 3	Pole Width 17.5mm

Rated Surrounding Temperature Without Derating 30°C	Pollution Degree Level 3	Storage Temperature -40°C to 75°C
Operating Temperature -40°C to 70°C	IP Rating IP20, IP40 in enclosure with cover

Standards and Approvals

IEC/EN 60898-1, IEC/EN 60947-2 UL 1077, CSA 22.2 No. 235 GB/T 14048.2, GB/T 10963.36

Rated Insulation Voltage (Ui) acc. to IEC/EN 60664-1 at 440V

440V

Environmental Conditions (Damp Heat) acc. to IEC/EN 60068-2-30

63 cycles with 55 °C/90-96 % and 25 °C/95-100 %

ABB S203MT-C20 Miniature Circuit Breaker 10 kA 3-P 20A 400V C-Curve