User`s guide

Volume 3—Power Distribution and Control Assemblies CA08100004E—November 2013 www.eaton.com V3-T9-209
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9.4
Metering Devices, Protective Relays, Software and Connectivity
Protective Relays
Features, Benefits and Functions
●
Complete current
protection and metering
in a single compact case
reduces panel space, wiring
and cost
●
Selectable trip
characteristics simplify
ordering and reduces
inventory
●
Optional drawout case
provides easy and quick
removal and replacement
of the relay
●
Optional dual-source
power supply provides
reliable protection when
applied with ac control
power, eliminating the
need for batteries or UPS
●
Integral ampmeter and
display replaces separate
meter and switch, saving
panel space, wiring and
money
●
Zone selective interlocking
improves coordination and
tripping times and can save
money by using in place of
traditional bus differential
●
Integral test function and
microprocessor design can
reduce maintenance time
and expense
Standards and Certifications
●
UL recognized
●
UL 1053 recognized
●
ANSI C37.90
●
ANSI C37.90.1 (1989)
●
ANSI C37.90.2 (1995)
Note: Fixed case versions meet
35V/m. Drawout case versions
meet 28V/m.
●
IEC 255
●
CE (DT3030/3031
version only)