ABB SF6 LTB 245E1 BLG 1002A - Figure 1-2. Normal Operating Mode; Normal Operating Mode

Description Product Description
2
1HSB515432-100 en rev2
1.1 Normal operating mode
During normal service the circuit-breaker is in the closed position. The opening
spring (14) on the circuit-breaker and the closing springs (7) in the operating
mechanism are charged. The circuit-breaker is kept in the closed position by the
operating mechanism’s opening catch gear (1).
Figure 1-2. Normal operating mode.
Item
1 Opening catch gear
7 Closing springs
14 Opening spring
14
7
1
B20028