Description
2.4 Electronic trip unit ETU
Air circuit breaker 3WL10
Manual, 11/2017, L1V30499596002-01
51
Features and options
The electronic trip unit is available in two basic versions:
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Electronic trip unit of the 3-series with rotary coding switches
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Electronic trip unit of the 6-series with LC display and modularly expandable functionality
ETU320
LI
ETU350
LSI
ETU360
LSIG
ETU650
LSI
ETU660
LSIG
Protection
Line protection
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Generator protection
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Residual current (Rc) protection function
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Ground-fault protection with current measurement
at the star point (G
RET
)
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MCR protection function - making current
release during closure
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Monitoring of direction of power flow and power
factor determination (with metering function MF)
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2nd parameter set
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Equipment
Display (LCD)
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Setting with rotary coding switch
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Setting via control buttons next to the ETU display
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Data display via control buttons next to the
ETU display
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Metering function as option MF Basic
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Metering function as option MF Advanced
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Internal I/O module IOM040 with 2 inputs and
2 outputs as an option
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External I/O module IOM300 with 10I and 11O as an
option
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Front interface for parameterization, testing, and data
read-out
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Communication
Communication Modbus RTU, Modbus TCP,
PROFIBUS, or PROFINET as an option
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Write protection for communication
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Deactivation of communication for access from external
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Self-monitoring / diagnostics
Watchdog monitored (hardware, firmware)
(tripping or only alarm)
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Continuous CT and tripping coil monitoring
(tripping or only alarm)
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Protection by temperature monitoring
(can be deactivated)
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Thermal memory (LT adaptation) can be deactivated
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Содержание SENTRON 3WL10
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Страница 8: ...Table of contents Air circuit breaker 3WL10 6 Manual 11 2017 L1V30499596002 01 ...
Страница 14: ...Introduction 1 3 Safety instructions Air circuit breaker 3WL10 12 Manual 11 2017 L1V30499596002 01 ...
Страница 21: ...Description 2 2 Possible uses and portfolio Air circuit breaker 3WL10 Manual 11 2017 L1V30499596002 01 19 ...
Страница 108: ...Accessories 3 5 Breaker Data Adapters and test devices Air circuit breaker 3WL10 106 Manual 11 2017 L1V30499596002 01 ...
Страница 128: ...Application planning 4 3 Communication planning Air circuit breaker 3WL10 126 Manual 11 2017 L1V30499596002 01 ...
Страница 152: ...Connection and commissioning 5 4 Commissioning Air circuit breaker 3WL10 150 Manual 11 2017 L1V30499596002 01 ...
Страница 170: ...Operation 6 3 Troubleshooting Air circuit breaker 3WL10 168 Manual 11 2017 L1V30499596002 01 ...
Страница 180: ...Technical specifications Air circuit breaker 3WL10 178 Manual 11 2017 L1V30499596002 01 ...
Страница 198: ...Dimension drawings 9 2 Withdrawable breaker Air circuit breaker 3WL10 196 Manual 11 2017 L1V30499596002 01 ...
Страница 199: ...Air circuit breaker 3WL10 Manual 11 2017 L1V30499596002 01 197 Circuit diagrams 10 ...
Страница 212: ...Circuit diagrams Air circuit breaker 3WL10 210 Manual 11 2017 L1V30499596002 01 ...
Страница 230: ...List of abbreviations C 1 Table of abbreviations Air circuit breaker 3WL10 228 Manual 11 2017 L1V30499596002 01 ...
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