Siemens 3NA3144 NH1 Fuse Holder for selective line protection 250 A 500 V

The Siemens 3NA3144 is a fuse holder inset designed for fuse size 1, supporting up to 250 A and 500 V. It's suitable for industrial and electrical applications requiring secure and reliable circuit protection. The product contains three pieces, providing a robust solution for circuit distribution systems.

Type	Fuse holder inset
Mounting Type	Knife Blade
Fuse Size	1
Current Rating	250A
Voltage Rating - AC	500V
Voltage Rating - DC	440
Termination	Knife Blade
Duty class	gG
Fuse construction type according to IEC 60269	N/A
Insulated metal gripping lugs (IMGL)	false
Nominal Voltage	500V
Package depth	68mm
Package height	153mm
Package weight	439g
Package width	143mm
Power loss at rated current	18.2
Product colour	Multicolour
Purpose	High voltage
Quantity per pack	1 pc(s)
Rated switching capacity	120A
Rated switching capacity AC	N/A
Rated switching capacity DC	N/A
Rated voltage AC	500V
Rated voltage DC	440V
Switch-off Capacity	120kA
Type of fuse status indicator	Top fuse status indicator
Utilization category according to IEC 60269	gL/gG (cable protection/equipment protection)
Voltage type	AC/DC
Width	47.2mm