Brand	ABB
Fuse Size	NH0, NH1
Fuse Type	DIN
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) 250 A (690 V) 250 A
Rated Operational Current AC-22A (A)	(380 ... 415 V) 250 A (500 V) 250 A (690 V) 250 A
Rated Operational Current AC-23A (A)	(380 ... 415 V) 250 A (500 V) 250 A (690 V) 250 A
Rated Operational Power AC-23A (kW)	(220 ... 240 V) 75 kW (400 V) 140 kW (415 V) 145 kW (500 V) 170 kW (690 V) 250 kW
Switching Type	03 (Left Side)
Terminal Width (mm)	25 mm
Type of Mounting	Base mounting
Conventional Free-Air Thermal Current - Ith (A)	T = 40 °C 250 A
Conventional Thermal Current - Ithe (A)	Fully Enclosed 250 A
Dimensions (mm)	193 * 208 * 154 [HWD]
Handle Type	Pistol handle and shaft included
No. of Poles	3
Pollution Degree	3
Power Loss (W)	at Rated Operating Conditions per Pole 23 W
Rated Conditional Short-Circuit Current - Inc (kA)	(690 V) 80 kA
Rated Current (A)	Main Circuit 250 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 250A 3P F/OPERTD IP65 C/W DOOR HANDLE NH0-1 LEFTHAND MECHANISM OS250D03P