ABB SACE Emax 2 Series Installation, Operation And Maintenance Instructions

Also see for SACE Emax 2: Retrofitting guide Manual Manual Manual Replacement

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ABB SACE Emax 2 Series Installation, Operation And Maintenance Instructions Manual pdf 19 page image

ABB | SACE Emax 2Emax E2.2-E4.2-E6.2 circuit-breakers | 4 - Description15 | © 2013 ABB | 1SDH001000R0002 - L7804Manual operations for openingand closing the circuit-breakerThe following is the sequence of steps for closing and opening the circuit-breaker:1. Check that the circuit-breaker is open (open / closed indicator "O - OPEN"), and checkthat the springs are unloaded (spring signalling device "white - DISCHARGED SPRING")as indicated in Figure 22.2. Loading the springs - Pull the lever [A] downwards several times until the springs loadedsignalling device [B] is “yellow - CHARGED SPRING” as indicated in Figure 23.Figure 22A BFigure 233. Check that the circuit-breaker is open (open/closed signalling device “O - OPEN”),and check that the springs are loaded (springs signalling device “yellow - CHARGEDSPRING”) as indicated in Figure 24.4. Closing - Press the closing push-button “I - Push ON” as indicated in Figure 25.Figure 24 Figure 255. Check that the circuit-breaker is closed (open/closed indicator "I - CLOSED"), andcheck that the springs are discharged (spring signalling device "white - DISCHARGEDSPRING" as indicated in Figure 26.6. Opening - Press the opening push-button “O - Push OFF” as indicated in Figure 27.Figure 26 Figure 27Continued on the next page