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Siemens SENTRON 3WL Reference Manual page 23

Air circuit breakers
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3WL Air Circuit Breakers/Non-Automatic Air Circuit Breakers up to 6300 A (AC)
SENTRON 3WL communication-capable circuit breakers
Function
Functions of the communication-capable SENTRON 3WL circuit breakers
Indication of measured values in release (current
only)
Indication of measured values in release
(U, I, P, S, Q, p.f., etc.)
Indication of measured values (current only),
parameter, diagnostic values etc. on display
Indication of measured values (U, I, P, S, Q, p.f., etc.),
parameters, diagnostic values etc. in release
Output of measured values (current only)
to rotary coil instruments in control cabinet door
Output of measured values (U, I, P, S, Q, p.f., etc.) to
rotary coil instruments in control cabinet door
Output of digital signals
(e. g. reason for tripping, alarm signals, status)
through contacts
Automatic changeover between
parameter sets A and B
Read in digital signals and forward to
PROFIBUS/MODBUS
Transmission of switch information
on HTML basis locally to a PC
Transmission of switch information
on HTML basis through Ethernet
Short-time grading control for
S tripping and G protection
Local display of harmonic analysis and waveform
memory
Local storage of harmonic analysis and waveform
memory and transmission through PROFIBUS
Read out protection parameters through PROFIBUS
Read out and adjust protection parameters through
PROFIBUS
✓ Required
Function can optionally be taken over by more than one release.
Function can optionally be taken over by one of these modules.
3WL Air Circuit Breakers
Solid-state
Brea-
PROFI-
release version
ker Sta-
BUS
tus
com-
ETU45B ETU76B
Sensor
munica-
tion
port
--
--
--
--
--
❏ Not necessary for this function, optionally combinable
-- Function not available
Measu
Analog
Digital
Digital
rement
output
output
input
func-
module
module
module
tion
s
s
s
Plus
Siemens · 2009
General data
ZSI
Brea-
Brea-
modul
ker
ker
es
Data
Data
Adapter
Adap-
ter Plus
23

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