Specifications

Product Type Disconnector Switch	Brand ABB	Series OT1250
Application Power distribution panels, Motor control centers, Industrial machines, Backup / changeover systems, Commercial buildings

Max. Rated Operation AC Voltage (Ue) 1000V AC	Position of Line Terminals Top In - Bottom Out, Bottom In - Top Out	Rated Impulse Withstand Voltage (Uimp) 10kV
Rated Insulation Voltage (Ui) 1000 V (acc. to IEC/EN 60664-1 )	Rated Operating Voltage 1000V	Rated Operational Current AC21-A (Ie) 1250A
Rated Operational Current AC22-A (Ie) 1250A	Rated Operational Current AC23-A (Ie) 1250A	Rated Permanent Current at AC-21, 400 V 1250A
Rated Short Time Withstand Current (Icw) 50kA (690V, 1 s )	Rated Uninterrupted Current (Iu) 1250A	Power Loss 29W/Pole
Rated Current (In) 1250A	Rated Frequency 50Hz to 60Hz	Transition Type Open
Mechanical Life 6000	No. of Poles 3P

Housing Material

Insulating plastic

Padlockable

Yes

Depth 145.5mm	Height 306mm	Weight 15.4kg
Width 334.5mm

Rated Surrounding Temperature Without Derating 40°C	Pollution Degree 3	Storage Temperature -40°C to 70°C
Operating Temperature -40 °C to +60…70 °C	IP Rating IP65 (enclosed)

Standards and Approvals

IEC 60947-3

ABB OT1250E03P Disconnector Switch IP65 1250A 3 1000VAC Black Pistol Handle Base Mount