GE Industrial Solutions Power-Vac ML-20 Mechanism - Manual (Page 3)

3
List of Illustrations
Figure Page
1 Front view of PowerVac ® breaker with front cover.................... 6
2 Rating interference plate........................................................... 6
3 Front view of PowerVac breaker without front cover ................ 8
4 Manual charging........................................................................ 9
5 Gag plate installation .................................................................10
6 Operating rod assembly ............................................................10
7 Contact gap ...............................................................................11
8 Close coil plunger gap ...............................................................12
9 Trip coil plunger gap ..................................................................12
10 Control switches .......................................................................13
11 Sample operating speed graphs................................................19
12 Contact gap adjustment ............................................................20
13 Spring discharge interlock .........................................................24
14 Toggle linkage positions of the ML-18 mechanism ...................25
15 Schematic of ML-18 mechanism...............................................27
16 Typical wiring diagram for ML-18 mechanism...........................29
17 PowerVac ® breaker left-front view ............................................30
18 PowerVac ® breaker right-rear view............................................30
19 Trip coil and linkage...................................................................31
20 Close coil linkage.......................................................................32
21 Bottom view of the ML-18 mechanism.....................................33
22 Negative interlock .....................................................................34
23 Wipe spring compression..........................................................34
Table Page
1 Control Device and Voltage..................................................... 18
2 Measurements ....................................................................... 35
3 Adjustments............................................................................ 35
THESE INSTRUCTIONS ARE INTENDED FOR USE BY QUALIFIED PERSONNEL FOR INSTRUCTION AND MAINTENANCE PURPOSES.
REPRODUCTION IN WHOLE OR IN PART IS NOT PERMITTED WITHOUT THE EXPRESS PERMISSION OF GENERAL ELECTRIC.