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Maintenance
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PTD H363 Training ,Hellhammer 03
3AP 1 Interrupter unit ( up to 72.5 KV )
1 Pin2 Contact support3 Contact finger4 Finger locator5 Insulating nozzle6 Auxiliary nozzle7 Tube contact8 Contact lamella9 Schield tube10 Heat cylinder11 Valve plate12 Piston13 Cylinder14 Pull rod15 Filter bags
1
4
5
6
8
1213
14
11
9
7
3
2
10
15
PTD H363 Training ,Hellhammer 03
3AP 1 Interrupter unit ( up to 145 KV )
1 Pin2 Contact support3 Contact finger4 Finger locator5 Insulating nozzle6 Auxiliary nozzle7 Arcing ring8 Tube contact 9 Contact lamella10 Schield tube11 Heat cylinder12 Valve plate13 Piston14 Cylinder15 Pull rod
1
4
56
14
12 13
15
11
9 8
3
2
10
7
PTD H363 Training ,Hellhammer 03
3AP 1 / 2 Interrupter unit ( 170 – 420 KV )
1 Toggle2 Pin3 Bolt4 Contact support 5 Electrode6 Arc-quenching nozzle7 Contact lamella8 Heat cylinder 9 Auxiliary nozzle 10 Contact lamella 11 Tube contact 12 Piston 13 Valve plate 14 Pull rod 15 Valve unit
2
4
6
8
1312
11
15
9
10
7
3
1
5
14
PTD H363 Training ,Hellhammer 03
3AP1 Interrupter Unit – open operation -
Closed Position Open PositionOpening
Main contact open
Opening
Arc contact open
Heat cylinder
Base
Arc contact
Main contact
Nozzle
Contact support
Play
PTD H363 Training ,Hellhammer 03
3AP1 / 2 Interrupter unit - open operation -
PlayClosed Position Open Position
Main contact open Arc contact open
Heat cylinder
Valve unit
Counter moving arcing contact
Contact finger
Arc.quenching nozzle
Coupler frame
Cross-arm
Bolt
Lever
Driver Bolt
Counter lever
Control bar