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General| Brand | GE |
|---|---|
| Model | CB Watch 3 |
| Category | Measuring Instruments |
| Language | English |
Describes the CB Watch 3 system and its monitored aspects like operation timing and SF6 gas leakage.
Explains the purpose and coverage of the user manual, including functionalities, alarms, and settings.
Lists and defines abbreviations used throughout the CB Watch 3 user manual.
Details the processor and various I/O modules that comprise the CBW3 system.
Explains the sensors connected to CBW3 modules for data acquisition from the circuit breaker.
Introduces the CBW3's built-in web server and integrated HMI accessible via web browser.
Guides on configuring network adapter settings to access the CBW3's HMI.
Explains how to connect to the CBW3 system via Fibre Optic or RJ45 connections.
Describes different user login levels and their associated permissions within the HMI.
Details how to select and change the language displayed on the CBW3 HMI.
Provides instructions on how to navigate through the HMI menus and toolbars.
Specifies the assumed firmware/software version for the manual's content.
Describes the procedure for changing passwords for each access level.
Introduces monitoring dynamic parameters for diagnosing mechanical issues or speed drifts.
Details monitoring functionalities that do not require a travel sensor, using auxiliary contacts.
Details recording date, time, and cumulative count of opening/closing operations.
Explains auxiliary contact status and pole discrepancy alarms.
Describes how the system identifies operation types like Open (O), Closed (C), or combinations.
Details the measurement of time elapsed between command and contact status change.
Explains the measurement of reaction time (t1), operation time (t2), and travel time (t2-t1).
Describes comparison of timing across poles in IPO circuit breakers.
Explains the calculation of contact separation and touching speeds.
Details setting alarm thresholds for various operation timing parameters.
Covers advanced functionalities requiring a travel sensor for precise measurements.
Explains the entry of physical distances for accurate timing and speed calculations.
Describes how travel sensor data is used for real-time position and timing calculations.
Shows distance vs. time graphs for opening and closing operations.
Explains supervision of auxiliary contacts against travel sensor limits.
Defines and monitors overtravel as the difference in travel points.
Introduces compensating operation times for temperature and voltage variations.
Explains how ambient temperature affects and is compensated for in timing measurements.
Explains how coil voltage variations affect and are compensated for in timing measurements.
Guides on setting alarm thresholds for operation timing parameters.
Summarizes all available alarms for operation timing monitoring.
Lists data needed for speed calculation without a travel sensor.
Lists data needed for timing measurements when a travel sensor is present.
Provides guidance on setting threshold values for operation timing alarms.
Introduces SF6 gas monitoring for arc extinction and leak detection in circuit breakers.
Explains how gas pressure and temperature are measured and density calculated.
Describes the two types of gas sensors used, measuring pressure, temperature, and moisture.
Details alarms related to sensor communication loss or data validity issues.
Explains how to view gas pressure, temperature, and density information in the HMI.
Details the displayed gas parameters: pressure, temperature, density, and pressure at 20°C.
Describes setting three standard alarm thresholds for gas pressure at 20°C.
Explains monitoring for SF6 gas liquefaction risk at low temperatures.
Details monitoring moisture content in SF6 gas, which affects dielectric strength.
Explains calculating gas pressure trends and forecasts using time horizons.
Discusses calculating and monitoring short-term and long-term gas leak rates.
Explains alarms for extrapolated gas pressure values based on defined thresholds.
Describes viewing historical graphs of key gas parameters like density and pressure.
Guides on setting alarm thresholds for SF6 gas monitoring parameters.
Summarizes all available alarms for SF6 gas monitoring.
Lists the data required from the CB user's manual for setting gas alarm thresholds.
Introduces monitoring arcing contact wear to estimate service life and replacement needs.
Explains monitoring AC current using CTs to measure energy subjected to contacts.
Explains the measurement of arcing time, from contact separation to current extinction.
Describes setting an alarm for excessive arcing time to ensure fast interruption.
Explains calculating cumulative electrical wear based on interrupted current and arcing time.
Describes setting alarms for cumulative electrical wear to predict replacement needs.
Explains adjusting wear calculation using coefficients for non-linear wear behavior.
Guides on setting alarm thresholds for contact wear monitoring.
Summarizes all available alarms for contact wear monitoring.
Introduces monitoring CB command circuits to ensure command execution.
Discusses monitoring DC voltage supply to ensure proper operation of coils.
Details continuous monitoring of DC voltage sources for coil circuit voltage.
Describes setting minimum and maximum threshold alarms for DC voltage sources.
Introduces monitoring coil integrity through current and charge measurements.
Explains measurement of coil current and charge for integrity assessment.
Describes setting alarms on maximum mean current thresholds for coils.
Describes setting alarms for minimum and maximum coil charge during operations.
Explains continuous monitoring of coil circuit continuity outside of operations.
Guides on setting alarms for control circuit monitoring parameters.
Summarizes all available alarms for control circuit monitoring.
Provides guidance for setting DC voltage and coil-related threshold values.
Introduces monitoring spring or pneumatic/hydraulic energy storage mechanisms.
Discusses monitoring the spring rewind process, including time and motor current.
Explains measurement of the duration of the spring rewinding phase.
Describes setting alarms for spring rewind times and cumulative motor run time.
Explains measuring current used by the spring rewinding motor.
Describes setting alarms for the maximum inrush current of the rewind motor.
Shows graphs of spring motor current, rewind times, and ambient temperature.
Guides on setting alarms for monitoring the spring energy storage mechanism.
Summarizes all available alarms for monitoring the spring energy storage mechanism.
Introduces monitoring pump operation time and related parameters.
Explains measurement of pump operation time and reporting of daily statistics.
Describes setting alarms for pump starts, run time, and cumulative run time.
Explains measuring the initial inrush current of the compressor/pump motor.
Describes setting alarms on the maximum inrush current value of the pump motor.
Discusses using generic analogue channels for monitoring AC supply voltage and tank pressure.
Guides on setting alarms for monitoring the hydraulic/pneumatic energy storage mechanism.
Summarizes all alarms that can be set for monitoring pump energy storage.
Introduces the ability to view various operation graphs within the web HMI.
Shows graphs detailing travel, primary current, coil current, and contact status for opening operations.
Shows graphs detailing travel, primary current, coil current, and contact status for closing operations.
Shows graphs of motor current, mean/max values, spring rewind time, and ambient temperature.
Shows graphs of pump motor current and related 24h operational statistics.
Explains how to review and compare previously saved operation graphs from the HMI.
Describes how to adjust the scale of graphs by selecting areas with the mouse.
Introduces COMTRADE files as a format for downloading circuit breaker operation data.
Explains the procedure for downloading COMTRADE files from the HMI's System/Downloads area.
Describes the steps and software needed to view the data and graphs within COMTRADE files.
Introduces monitoring cabinet temperatures using RTD8 module and PT100 sensors.
Explains how outside ambient temperature is measured and recorded.
Discusses monitoring cabinet temperatures to ensure heaters are working correctly.
Explains setting temperature thresholds for cabinets to ensure adequate heating in winter.
Explains monitoring temperature differences to prevent condensation in cabinets.
Guides on setting alarms for monitoring temperature parameters.
Summarizes all available alarms for monitoring temperature.
Introduces up to 4 spare generic analogue channels for monitoring additional values.
Explains how to configure channel names, units, and COMTRADE file integration.
Describes setting minimum and maximum thresholds to trigger alarms for generic channels.
Introduces the three ways alarms are presented: HMI flags, digital interface, and dry contact relays.
Describes the K1/K2 relays and optional DO16 module for alarm outputs.
Explains how to assign alarms to specific relays (K1 or 1-16) in the setup.
Explains how alarms can be cleared manually via the HMI.
Lists available protocols like Modbus, DNP3, and IEC 61850 Ed2.
Explains how to generate, download, and send an assistance file for remote support.
Discusses uploading modified product or system configuration files to the CBW3.
Details specifications for continuous and operation measurements.
Lists specifications for refresh frequency, gas measurements, analogue measurements, and data storage.
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