Eaton Cutler-Hammer Digitrip RMS 510 - Section 2 Digitrip; Digitrip RMS Retrofit Kits; Retrofit Kit Lnstallation Requirements

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SECTION
2 DIGITRIP
RMS
RETROFIT
KITS,
RATING PLUGS,
AND
ACCESSORIES
2.1
Digitrip
RMS Retrofit
Kits
Cutler-Hammer
Digitrip
RMS
Retrofit
Kits are
available
for many Breakers
produced
by
major
manufacturers
of
Power Circuit
Breakers.
The
Digitrip
RMS
Retrofit Kits are
structured
according
to the
Digitrip RMS
Trip Unit and
the specific
Overcurrent
Protective
features
provided.
The
product
line begins
with the
Digitrip RMS
510
Basic
Retrofit Kit series.
True RMS sensing,
basic
Overcurrent
Protection,
and self-testing
features
are standard.
The Overcurrent
Protection
provided
is determined
by
the selected
Long
Time
(L),
Shon
Time
(S),
lnstantaneous
(l),
and
Ground Fault
(G)
Trip Functions.
The balance
of the Retrofit
Kits
listed, Digitrip
RMS
510,
610, 810, & 910
series, add
increasing
levels
of features
to those of
the RMS 510
Basic
Retrofit
Kits and
to each other.
The features
include
Zone
lnterlocking,
Digital Alphanumeric
Displays,
Re-
mote
Alarm Signals,
PowerNet
Communications,
Energy
Monitoring
Capability,
and Harmonic
Distortion
lnformation.
Additional
information
on
the features and
content
of
each Digitrip
RMS Retrofit
Kit is
provided
in
Sections
4 through
7 of this Application
Guide.
2.2
Retrofit
Kit lnstallation
Requirements
Digitrip
RMS Retrofit
Kits can
be applied
to many
types of Power
Circuit
Breakers,
provided the
Breakers
are used on
50 or 60
Hz AC distribution
systems.
Retrofits
for fixed
mounted or
non-
drawnout
Breakers should
be
referred
to
Cutler-
Hammer
for evaluation.
I
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THE DESIGN
AND CONTENT
OF THE
RETRO-
FIT
KIT IS BASED
ON THE
FOLLOWING
CONDI-
TIONS,
WHICH MUST
BE ADDRESSED
BY
THE
RETROFIT
KIT PURCHASER,
PRIOR
TO
INSTALLATION.
FAILURE
TO ADDFESS
THESE
CONDITIONS
COULD
RESULT
IN FAILURE
OF
THE EQUIPMENT
TO OPERATE
PROPERLY,
PERMANENT
EQUIPMENT
DAMAGE, AND
IN
SOME
INSTANCES,
PERSONAL
INJURY
OB
DEATH.
1,
The Breaker
must be
in
good
mechanical
and electrical
operating
condition.
Breakers
that
are
not
in
good
operating
condition
must
be
repaired,
reconditioned,
or
refurbished
prior
to being
retrofitted.
Refer to Section
11
for
general guidelines
on
Breaker
preventative
maintenance.
2. Rating
Plug selection.
One Rating
Plug
is
normally
provided,
which does
not exceed
the
Breaker's
maximum continuous
current
frame
rating.
lf an alternate
Rating
Plug is required
for the Breaker
being
retrofitted,
it
can
be
ordered
separately
or as
part
of
the kit.
Table
2-1
provides
a complete
listing of all
Rating
Plugs.
Rating Plugs
must coordinate
with
the
Breaker
Sensor
Tap being used.
Together
they
determine
the Breaker
Continuous
Current
Rating
(ln).
Refer to Catalog
26-000
and the
Digitrip
Retrofit Kit Product
Guide
for Retrofit
Kit ordering
information.
Etlective
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ElT.il