Studer Innotec SA
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Technical user manual V1.3 © Studer-Innotec SA 5
2 GLOSSARY
• AC: Alternative Current
• AC-Flex: The AC-Flex is a physical connection for 3 phases and neutral. It can be configured
for a use as a secondary AC source, or for a use as a controlled secondary AC loads.
• AC-Transfer: with “transfer” we mean the fact that the AC-Source is connected to the AC-
Loads with the internal relays of the next3.
• PE: Protective Earth
• Solid neutral: when the AC-Source and the AC-Loads neutral are physically connected with
a bridging cable.
• Transfer: have a transfer means be connected to the AC-source with the internal relay. The
inverter switch to a current source mode.
2.1 SYMBOLS AND CONVENTIONS
This symbol is used to indicate safety instructions, which, if not followed, could result
in a risk of electrical shock with possible serious personal injury or death to the
operator or the user.
This symbol is used to indicate a risk of material damage and/or the cancellation of
the guarantee.
This symbol is used to indicate a procedure or function that is important for a safe
and correct use of the equipment. Failure to respect these instructions may lead to
the cancellation of the guarantee or to a non-compliant installation.
This symbol placed on the product indicates that its surfaces may reach
temperatures higher than 60°C.
This symbol placed on the product indicates that its use must follow the instructions
in the user manual.
PE= protective earth (connected to the enclosure of the device).
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