Specifications

Rated Short Circuit Breaking Capacity, (Ics) 690V AC	20 kA
Rated Short Circuit Breaking Capacity, (Icu) 690V AC	20 kA
Rated Ultimate Short Circuit Breaking Capacity (Icu) at 415 V, 50 Hz	36 kA
Product Type	Automatic Circuit Breaker
Brand	ABB
Series	SACE Tmax XT
Application	Power Distribution
Connection Type	Front
Instantaneous Protection Adjustment Range	1600-3200 A
Long Time Overload Protection Adjustment Range	224 to 320 A
Max. Rated Operation AC Voltage (Ue)	690 V AC
Rated Current (In)	320 A
Rated Impulse Withstand Voltage (Uimp)	8 kV
Rated Insulation Voltage (Ui)	1000 V
Suitable For	XT5N
Type of Protection Trip Unit	TM
Breaking Capacity	36 kA
Current Setting Range	224-320 A
Power Loss	16.9 W
Rated Current	320 A
Rated Voltage	690/750 VAC/VDC
Trip Curve	TMA
Type	Fixed
Terminal Type	Front
Electrical Life	7000 cycles
Mechanical Life	20000 cycles
No. of Poles	3
Depth	103.5 mm
Height	205 mm
Weight	4775 g
Width	140 mm
IP Rating	IP20
Standards and Approvals	IEC 60947-2