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Technical Specification : |
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| Indicators
for the following : |
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Generator on
load on Generator
Mains on
load on Mains |
| 4- Control circuit fuses and bases / power cables. |
| 1- 3 / 4 Pole on load automatic operating changeover
switch with internal electrical (and mechanical)
interlock. |
| Control terminals |
| Generator, Mains input and Load output terminals |
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Custom
Designs available |
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Automatic Transfer Switch Panels is designed to monitor
(& to start Generator / remote generator control panel
automatically) the mains source and upon partial or full
failure of the source / Mains supply. the control panel
will provide a volt free contact output, to give a start
signal to the remote generator control panel to enable
automatic start of the generator. On sensing that the
generator is running at correct output the transfer switch
will motor from the mains position to generator position,
thereby transferring the site load. On return of the mains
source and after a time delay to allow for the mains to
stabilise. |
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The reverse action will take place allowing the automatic
transfer back to the mains source; When Mains restores,
which is checked by L.V.M. for its healthiness, the
generator is then disconnected from the load and automatic
transfer back to the mains source takes place, with the
generator running on a cool down period and re-setting
ready for next failure. Load is now connected to the
mains. |
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Genset is then run for about 5 minutes time set, on no load
and it is stopped automatically.
This system has facility for manual transfer &
tripping of either offload. |
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Each panel is complete with the following components as
standard:Three phase mains under voltage / failure device LVM, GVM
1- Generator start / stop volt free contact / Potential
free contacts. |
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