Specifications

Product Type Miniature Circuit Breaker	Brand ABB	Series S300P
Application Industrial Installations

No. of Poles (Total) 3	Rated Impulse Withstand Voltage (Uimp) 6 kV	Rated Insulation Voltage (Ui) 500 V AC
Power Loss 4.2 W	Rated Current (In) 8 A	Rated Frequency 50/60 Hz
Rated Voltage (Ur) 415 V AC	Trip Curve D	Terminal Type Screw Terminals
Electrical Life 20000	Mechanical Life 20000 cycles

Conductor Cross Section Flexible

0.75 to 25 mm2

Conductor Cross Section Solid Core

0.75 to 35 mm2

Housing Material

Insulation group I, RAL 7035

Depth 69 mm	Height 88 mm	Weight 0.372 Kg
Width 52.5 mm	Width in No. of Modular Spacing 3	Pole Width 17.5 mm

Rated Surrounding Temperature Without Derating 30 °C	Pollution Degree 3	Storage Temperature -50 ... +70 °C
Operating Temperature -40 to 70 degC	IP Rating IP20, IP40 in enclosure with cover

Standards and Approvals

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

Rated Ultimate Short Circuit Breaking Capacity (Icu), acc. to AS/NZS 60947-2 at 230 VAC

50 kA

Rated Ultimate Short- Circuit Breaking Capacity (Icu), acc. to AS/NZS 60947-2 at 400 VAC

25 kA

ABB S303PD8 Miniature Circuit Breaker 25 kA 3-P 8A 415VAC D-Curve