810-1902-03 Rev D TM1 Installation Guide
4
Product Symbols
The following symbols are used throughout the Transformer Monitor or accessories. They are defined
by the International Electrotechnical Commission, IEC 878 and IEC 417A. It is important for safety
reasons to have an understanding of their representation.
Voltage Input
Fuse
High Voltage
Caution: Refer to On-Line Transformer Monitor Installation Guide and accompanying
documentation.
Protective Earth (ground)
L1
Connect to mains live conductor (brown)
L2
Connect to mains neutral conductor (blue)
__I__
O
The I position indicates the power switch is ON
The O position indicates the power switch is OFF
This device has been tested and certified by UL to comply with applicable U.S. and
Canadian safety standards.
Table 1: Product Symbols
WARNING statements in this manual identify conditions or practices that could result in personal
injury.
CAUTION statements in this manual identify conditions or practices that could result in damage to
the equipment or other property.
NOTE statements provide additional important information.
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