Eaton Cutler-Hammer Digitrip RMS 910 Instructions Manual

Also see for Digitrip RMS 910: Instructions Instructional Leaflet Instruction leaflet

I.L.29-889APage31Wiringtobetwisted pairofAWGNo.1 4t o A W GNo.20.RouteZone Interlockingwiringseparatefrompowerconductors.DONOTGROUNDanyZoneInterlockWiring.Themaximumdistance betweenfirst andlastzoneis250 feet(110m).AMaximumof20breakers maybe connectedinparallelinoneZone.NOTES:A1:C)Z1Main3200 AGOA2:0.5 Sec1200Af rGlfA3:) Feeder1600A0)§1NZ20.3Sec400Al-Legend•-x*-r200A =Common{Ungrounded)c) Branch=Short DelayOutputSignaltoHigher LevelZone=Short DelayInput SignalfromLowerLevelZone=GroundOutputSignaltoHigherLevelZone=GroundInputSignalfromLowerLevelZone§2SOKJ cSIi-0.1Sec100AZ3GOGlGOmGl01coN-FaultatLocation22Fig.A.1TypicalZone Interlocking (GroundFaultProtection)M lM2ccSOSOSISI0.5Sec0.5SecSOSI1N4004tF220.3SecF11F12D1F21 F23CCcccSOSO so so soSISISISISI0.1 Sec0.1Sec0.1Sec0.1Sec0.1 SecFig.A.2Typical Zone Interlocking Connections with Two Main Breakers (M1, M2) and a Tie Breaker (T) (Short DelayProtection)F:T*NEffective May 1997