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It is always recommended to wait 10 s, when the input circuit
breaker or switch (Q1) is turned to position «I» or «On», in order
to give time to a supposed extreme correction of the input voltage.
Start up the load or loads. The equipment is ON.
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6.2.3. Shutdown of the stabilizer.
Shutdown the load or loads.
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Turn to position «0» or «Off» the input circuit breaker or
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switch (Q1) of the stabilizer.
In three phase equipments consisting of three single phase
cabinets, turn to position «0» or «Off» the input circuit
breaker or switch (Q1) in each equipment.
Do not use the input circuit breaker of the stabilizer
(Q1) as a general ON/OFF switch of the loads and
absolutely DO NOT use them for this function when they
are isolators, because they are not built in to break current.
Turn to position «0» or «Off» the input and/or output switch
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located in the protection panel.
6.3. BYPASS MANUAL, OPTION.
6.3.1. Load power supply from mains through the
manual Bypass.
Shutdown the load and stabilizer as section 6.2.3 states.
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Turn the manual Bypass switch option (Q5), to position «1»
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(Bypass). The stabilizer will be out of service and ready for its
maintenance or fixing in case of fault.
In three phase equipments consisting of three single phase
cabinets with the manual Bypass option, turn the switch
(Q5) of each one of them to position «1» (Bypass).
Start up the loads, they will be directly supplied from com-
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mercial mains.
If the stabilizer has an additional isolation transformer, the
loads will be supplied from the output of it, in order to take
advantage of its intrinsical features.
The manual bypass switch cannot break current/
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load, so it is reminded that any action over it will
make a break in the loads as it is break before make type
and also because it shifts through the position «0».
6.3.2. Supply the loads through the stabilizer.
Once the maintenance or fixing tasks have been finished and in
order to leave the stabilizer in operation again, proceed as follows:
Shutdown the loads.
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Turn the manual Bypass switch option (Q5), to position «2»
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(Stabilizer).
In three phase equipments consisting of three single phase
cabinets with the manual Bypass option, turn the switch
(Q5) of each one of them to position «2» (Stabilizer).
Start up the stabilizer according to section 6.2.2.
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6.4. MANUAL BYPASS PANEL, OPTION.
In the start up and shutdown procedure of the stabilizer are
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described the actions to take with the input and/or output
switches of the stabilizer protection panel.
The manual Bypass Panel can incorporate as a single part
all these switches, besides of the own Bypass, so the start
up and shutdown procedure of the stabilizer with a manual
Bypass panel, if it has them, it is self-explanatory described
when the start up and shutdown procedures refer to them.
6.4.1. Supply the loads from mains with the manual Bypass
panel.
Shutdown the load and stabilizer as section 6.2.3 states.
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Turn the manual Bypass switch to position «I» or «On».
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Start up the loads, they will be directly supplied from AC mains.
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6.4.2. Supply the loads from the stabilizer.
Shutdown the loads.
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Turn the manual Bypass switch to position«0» or «Off».
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Start up the stabilizer according to section 6.2.2.
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