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
Rated Short-time Withstand Current Low Voltage - Icw (A)	for 1 s 8 kiloampere rms
Switching Type	03 (Left Side)
Terminal Width (mm)	25 mm
Type of Mounting	Base mounting
Brand	ABB
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