Chapter 1 Important Safety Instructions
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A battery can present a risk of electric shock and high short-circuit current. The
following precautions should be observed before replacement of batteries:
1. Remove watches, rings, or other metal objects.
2. Use tools with insulated handles.
3. Wear insulating gloves and boots.
4. Do not lay tools or metal parts on the top of batteries.
5. Disconnect the charging source prior to connecting or disconnecting the
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WARNING:
This is a class-A UPS. In a domestic environment, the product may
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take additional measures.
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Standard Compliance:
- EN 62040-1
- EN 62040-2
- IEC 61000-4-2 Level 4
- IEC 61000-4-3 Level 3
- IEC 61000-4-4 Level 4
- IEC 61000-4-5 Level 4
- IEC 61000-4-6
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Symbol Introduction
Protective grounding terminal: a terminal which must be connected
to earth ground prior to making any other connection to the
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A terminal to which or from which a direct current or voltage may be
applied or supplied.
This symbol indicates the word "phase".
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