Siemens 3AP2-FI - Page 25

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3 Description
18.10 Connecting rod (for closing spring)
18.11 Opening spring
18.14 Charging shaft
18.15 Damper for opening
18.16 Release CLOSE
18.17 Closing latch
18.17.1 Support lever
18.19 Cam
18.22 Operating shaft
18.23 Roller
18.24 Operating lever
18.27 Connecting rod (for opening spring)
18.27.1 Driving rod
18.31 Mechanical closing interlock
18.4 Closing spring
18.4.1 Spring washer
18.41 Damper for closing
18.41.1 Roller
18.6 Cam disc
18.7 Lever
18.7.1 Roller
18.8 Release OPEN
18.9 Opening latch
18.9.1 Supporting latch
18.9.2 Support lever
22 Interrupter unit
Fig. 7 Function diagram of closing and opening latching:
OPEN position, closing and opening spring relaxed