ABB Fuse Switch Disconnector, 4 Pole, 400A Fuse Current

The switch fuses from the ABB OS series are available in 3 or 4 pole. These fused switches are easy to use and snap to install, the adjustable mounting feet allow both top and side mounting of the switch fuse.

Supplied with a black plastic ON/OFF handle (OHB45J6 for OS32-63 and OHB65J6 for OS100-160) and adjustable operating shaft (OXP6X161for OS32 to 160)
For longer operating shafts see stock no. 710-0609 for 360mm or stock no. 710-0618 for 430 mm
Lockable handles with 'Test' position are available, for Black see stock no. 710-0611
Fuse carrier protected to IP20, however when mounted correctly in a suitable enclosure and using either the supplied or optional handle, a front panel protection rating of IP65 is achieved
The fuse covers cannot be removed when the switch is in the 'ON' position
Panel or DIN rail mounting
Auxiliary contacts may be fitted to the side
4 Pole (Neutral) non fused
Different Ampere Ratings available

The ABB enclosed switch disconnector is using a galvanised steel enclosure, black pistol handle, interlocked cover and defeat able interlocking with polyester coating. It is suitable for outdoor use with respect to UV light and ingress protection. The enclosure have inbuilt gas pressure relief function to protect the user in case of an internal arc. The door is earthed via the hinges. The enclosure is prepared for single and parallel cables. Cable entry types can be blank , ring-flange or C-flange type (FL21), with different cable configuration, like top/bottom or bottom/bottom. The handle is pad lockable for 3 padlocks, cover is interlocked, and interlock function can be bypassed for thermographing.

IP65 protection
The handle is pad lockable for 3 padlocks

ABB OS Range

A fused switch disconnector provides a cost effective means of short circuit protection, together with circuit isolation. The choice of fuse rating determines the level of protection, the maximum value is determined by the fused switch disconnector. These items have been tested in accordance with EN 60947-3.