Brand	ABB
Fuse Size	B1-B4
Fuse Type	British Standard
Operating Mechanism	Front Operated
Position of Line Terminals	Top In - Bottom Out, Bottom In - Top Out
Rated Insulation Voltage	1000 V
Rated Operational Current AC-21A (A)	(500 V) 315 A (690 V) 315 A
Rated Operational Current AC-22A (A)	(380 ... 415 V) 315 A (500 V) 315 A (690 V) 315 A
Rated Operational Current AC-23A (A)	(380 ... 415 V) 315 A (500 V) 315 A (690 V) 315 A
Rated Operational Power AC-23A (kW)	(220 ... 240 V) 100 kW (400 V) 160 kW (415 V) 180 kW (500 V) 220 kW (690 V) 315 kW
Switching Type	12 (Between the Poles)
Terminal Width (mm)	25 mm
Type of Mounting	Base mounting
Conventional Free-Air Thermal Current - Ith (A)	T = 40 °C 315 A
Conventional Thermal Current - Ithe (A)	Fully Enclosed 315 A
Dimensions (mm)	230 * 255 * 176 [HWD]
Handle Type	Pistol handle and shaft included
No. of Poles	3
Pollution Degree	3
Power Loss (W)	at Rated Operating Conditions per Pole 32 W
Rated Conditional Short-Circuit Current - Inc (kA)	(690 V) 80 kA
Rated Current (A)	Main Circuit 315 A
Rated Impulse Withstand Voltage (kV)	12
Rated Operational Voltage AC (V)	Main Circuit 690 V AC
Standards	IEC 60947-3
Terminal Type	Lug terminals
Tightening Torque (Nm)	30 ... 44 N·m

Switch Disconnectors

ABB FUSE SWITCH 315A 3P F/OPER IP65 HANDLE+SHAFT B1-B4 FUSES CENTRE MECH OS315B12P