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Data subject to change without notice. Always confirm the data is correct from the seller.

KU 340NO

KU & RT Rotary switches and Change-over switches 16-40A

  • DIN-rail or screw mounting (KU) and door mounting (RT)
  • 3-pole and 4-pole KU-switches as standard. 1 and 2-pole on request
  • Switch technology by means of silver contacts ensures safe and durable operation
  • Compatible (KU & RT) with handles LKX50, LKX50YR, LK10 and LK10YR
  • Compatible (KU) with LXXXAD11 shafts (XXX is length of the shaft in millimetres)
  • RT version is suitable for door mounting. Integrated aluminium shaft with AD11 adapter. Handle is required for door mounting installation. When using any other handle than LKX50, LKX50YR, LK10RT or LK10RTYR you will also need a special counter nut for the handle (RT COUNTER NUT)
  • KU switch will be delivered with black direct handle. KU switches can also be used with external shaft and handle
Technical Data Accessories Handle & Shaft

Product details

SKU KU 340NO
AC-21 400/415 V (A) 40 A
AC-21 690 V (A) 40 A
AC-22 400/415 V (A) 40 A
AC-22 690 V (A) 40 A
AC-23 400/415 V (A/kW) 40 A / 22 kW
AC-23 690 V (A/kW) 25 A / 22 kW
Cable Area to Switch Terminal (only Cu) (mm2) / Bolt size 1.5-16
E-Number 3662333
EAN 6419410260074
Number of Poles 3
Operation Rotary
Switch type Load Break Switch

Dimensional drawing

Product diagram