Eaton EDR 3000 Installation, Operation And Maintenance Manual page 471

EDR-3000 IM02602003E
Small trip delay (about three cycles – settable) to wait for downstream devices interlocking signals.
Zone interlocking trip signal only possible by absence of zone interlocking INPUT signals.
Configurable zone interlocking trip functions (protective functions serve as zone interlocking trip functions).
Zone interlocking trip function pickup and tripping characteristic adaption using adaptive settings controlled by the
zone interlocking input signals.
www.eaton.com 459