Specifications

Product Type	Automatic Transfer Switch
Brand	ABB
Series	OXB400E
Position of Line Terminals	Source 1 and Source 2 on top, load on bottom
Rated Current (In)	400 A
Rated Impulse Withstand Voltage (Uimp)	12 kV
Rated Insulation Voltage (Ui)	1000 V
Rated Operating Voltage	200 - 480 VAC
Rated Operation Power at AC-31b (Ie)	400 A (200…415 V AC)
Rated Operation Power at AC-32b (Ie)	400 A (200…415 V AC)
Rated Operation Power at AC-33b (Ie)	400 A (200…415 V AC)
Rated Short Time Withstand Current (Icw)	25 kA (0.3s)
Power Loss	60.9 kW
Rated Frequency	50 / 60 Hz
Transition Type	Delayed
No. of Poles	4P
Controller Type	Level 3 (LCD)
Depth	183 mm
Height	305 mm
Weight	17.55 kg
Width	455 mm
Rated Surrounding Temperature without Derating	40 °C
Pollution Degree	3
IP Rating	IP20
Standards and Approvals	UL1008 / IEC60947-6-1