Close Coil, 52Src; Trip Coil, 52T - Siemens 3AH Series Instructions Manual

Vacuum Interrupter/Operator Description
48 Insulati ng coupler
Charging flange
50.3
50.3.1 Driver
Close pushbutton
53
53.1

"Close coil, 52SRC"

54 Open pushbutton
54.1

"Trip coil, 52T"

62.1 Charging shaft
62.2 Cra n k
62.2.2 Closing spring mounting
62.8.1 Spring return latch
62.8.2 Trip free draw bar
Figure 7a. Operating M echa n ism Section Diagram
Operating Mech a n ism Open, Closing Spring Discharged
* Items changed from 7c on 'Trip' Operation) (Underlined items
changed from 7b on 'Closed Spring Discharge' Operation)
62.3 Cam disc
62.5 Lever
62.5.1 Pawl roller
62.5.2 Close l atch pawl
62.6 Drive lever
62.8 Trip free coupling rod
62.8.2 Trip free coupling l i n k (Draw bar)
62.8.3 Trip free coupling lever
62.8.5 Push rod
& cam assembly
62.8.6 Interlock l ever-push rod
62.8.7 Interlock lever-actuator
62.8.8 Trip free actuator
Figure 7b. Operating Mech a n ism Section Diagra m Operat­
ing Mechanism Open, Closing Spri ng Charged
* Items changed from 7d o n 'Trip' Operation) (Underlined items
changed from 7a on 'Closed Spring Cha rge' Operation)
63. Jack shaft
63.1 Lever-phase C
63.5 Lever-phase B
63. 7 Lever-phase A
64. Opening spring
64.2 Trip l atch pawl
64.2.1 Trip latch pin
64.2.2 Latching pawl release lever
64.3 Lever
64.3.1 Jack shaft pawl
64.5 Opening spring shaft
1 2