The OILTAP® RM on-load tap-changer is composed of the R diverter switch and the M tap selector.

Customer information


Technical Data

Max. rated through-current single-phase: 1,500 A
Max. rated through-current three-phase: 600 A
Max. rated step voltage 4,000 V
Max. rated switching capacity single-phase: 4,280 kVA
Max. rated switching capacity three-phase: 2,400 kVA
Max. voltage for operational equipment Um 72.5 - 300 kV
Application: At the neutral point(three-phase) or as single-phase unit at any selectable winding position up to 1,500 A.
Operating positions without change-over selector 18 max.
Operating positions with change-over selector 35 max.