Eaton Digitrip 520 - Page 7

7
Instructional Leaflet IL70C1037H05
Effective October 2009
Digitrip models 520, 520i; and 520M, 520Mi,
520MC, 520MCi trip units for use only in
Magnum and Magnum DS circuit breakers
EATON CORPORATION www.eaton.com
Table 2. Communication Functions Available for Digitrip 520MC Units
Catalog Number 5CLSI 5CLSIG 5CLSIA 5WLSIG
Remote information via communications X X X X
Breaker Status
Open/Closed/Tripped X X X X
Address register X X X X
Trip event values
Protection settings X X X X
Current values
Phase A current (amperes) X X X X
Phase B current (amperes) X X X X
Phase C current (amperes) X X X X
Phase N current (amperes)
a
X X X X
Phase G current (amperes) N/A X X X
Remote messages—alarm
Overload (long pickup) X X X X
High load alarm X N/A N/A N/A
Ground alarm N/A X
b
X X
b
Remote messages—trip
Long delay trip X X X X
Short delay trip X X X X
Instantaneous trip X X X X
Ground trip N/A X N/A X
Overtemperature trip
c
X X X X
Plug trip (plug problem)
d
X X X X
MCR trip (making current release trip)
e
X X X X
High
instantaneous trip
f
X X X X
Slave action commands
Remote reset X X X X
a
Breaker must be four-pole or neutral sensor wired.
b
Breaker will trip and Alarm contact will operate.
c
Overtemperature trip indication via communications—Long LED shown on front panel.
d
Plug trip cause through communications—INST LED shown on front panel.
e
MCR trip cause through communications—INST LED shown on front panel.
f
High instantaneous trip cause through communications—INST LED on front panel.
otes:N
X = Function included
N/A = Not applicable