General
Number of poles	3
Rated operation current Ie	250 A
Max. rated operation voltage Ue AC	690 V
Rated insulation voltage Ui	1000 V
Construction size fuse inserts	NH1
Degree of protection (IP)	IP3X
Degree of protection (NEMA)	1
Housing depth	110 mm
Housing height	306 mm
Housing width	184 mm
Surge current capacity	8.6 kA
With error protection

Fuse switch disconnector LT NH1/40mm, 250A, screw connection M10.NH1 fuse switch disconnector for busbar mounting, distance 40mm, according to DIN EN 60947-3 (VDE 0660-107) suitable for NH fuse links according to DIN 43620/1. Consists of 3-pole switch base and sealable handle insert, touch protection on the handle, with sliding transparent window for voltage testing, all-pole switching, for mounting on CU busbar, distance 40mm, outlet at the top or bottom, without additional cover.