GE PowerVac GEK-86132G Instructions Manual page 3

Vacuum circuit breaker with ml-18 or ml-18h mechanism
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List of Illustrations
Figure
1
Front view of PowerVac
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
Breaker turned on right side...................................................... 11
9
Close coil plunger gap ............................................................... 12
10
Trip coil plunger gap .................................................................. 12
11
Control switches ....................................................................... 13
12
Sample operating speed graphs................................................ 19
13
Contact gap adjustment ............................................................ 20
14
Auxiliary switch position ............................................................ 22
15
Spring discharge interlock ......................................................... 24
16
Toggle linkage positions of the ML-18 mechanism ................... 25
17
Schematic of ML-18 mechanism............................................... 27
18
Typical wiring diagram for ML-18 mechanism ........................... 29
®
19
PowerVac
breaker left-front view ............................................ 30
®
20
PowerVac
breaker right-rear view ........................................... 30
21
Trip coil and linkage................................................................... 31
22
Close coil linkage....................................................................... 32
23
Bottom view of the ML-18 mechanism..................................... 33
24
Flex cable connections .............................................................. 34
25
Negative interlock ..................................................................... 34
26
Close latch stop......................................................................... 35
27
Wipe spring............................................................................... 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.
®
breaker with front cover ................... 6
Page
Table
1
Control Device and Voltage..................................................... 18
2
Measurements ....................................................................... 36
3
Adjustments............................................................................ 36
Page
3

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