Name: GE CB Watch 3
Brand: GE
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CB Watch 3 User Manual v6.3 - May 2019 Page 30 of 100

HMI: Settings/Operations monitoring

Figure 41 – Overtravel threshold

An alarm is raised if, during an opening or closing operation, the overtravel value

measured exceeds the “Max overtravel” threshold entered.

HMI: Measurements/Alarms

Figure 42 – Overtravel alarm

Table of Contents2
Introduction8
Product Overview8
Document Scope8
Abbreviations & Definitions8
System Description9
Modules9
Sensors9
Figure 1 - CBW3 Modules9
Figure 2 - Examples of Sensors Used9
Human Machine Interface (Hmi)10
Introduction10
TCP/IP Configuration10
Figure 3 - Network Card Configuration Step 110
Figure 4 - Network Card Configuration Step 210
Figure 5 - Network Card Configuration Step 311
Figure 6 - CBW3 Network Connections11
Connecting to the CBW312
Figure 7 - Connection to the CBW312
Figure 8 - Connection Warning12
Figure 9 - Connection Advanced Page13
Figure 10 - HMI CBW3 Log in13
Access Levels14
Language14
Navigation14
Figure 11 - HMI Language Selection14
Figure 12 - HMI Secondary Toolbar for System Section15
Figure 13 - CBW3 Product Information15
Figure 14 - Set Button Example15
Software Version16
Changing Passwords16
Figure 15 - Changing Password16
Operation/Timing Monitoring17
Introduction17
Functionalities Available Without Travel Sensor17
Figure 16 - Number of Opening/Closing Operation17
Figure 17 - Initial Setting of Number of Operations18
Figure 18 - Setting Operation Counter Alarms18
Figure 19 - Auxiliary Contact Status18
Figure 20 - Pole Discrepancy Timeout Threshold18
Figure 21 - Pole Discrepancy Alarm19
Figure 22 - Setting Operation Counter Alarms19
Figure 23 - Auxiliary Contact Timing20
Figure 24 - Auxiliary Contact Opening and Closing Graphs20
Figure 25 - Auxiliary Contacts Switching Threshold20
Figure 26 - Monitoring the Auxiliary Contacts20
Figure 27 - Operating Time Measurement21
Figure 28 - Last Operation Measurements22
Figure 29 - Operating Time Discordances23
Figure 30 - Entry of Key Distances23
Figure 31 - Separation and Touching Speed24
Figure 32 - Operation Timing Alarms Thresholds24
Figure 33 - Alarms Related to Operation Timing25
Additional Functionalities with Travel Sensor26
Figure 34 - Entry of Distances26
Figure 35 - Operation Graphs for Opening27
Figure 36 - Operation Graph for Closing27
Figure 37 - Monitoring the Auxiliary Contacts28
Figure 38 - Monitoring the Auxiliary Contacts28
Figure 39 - Monitoring the Overtravel29
Figure 40 - Displaying Overtravel29
Figure 41 - Overtravel Threshold30
Figure 42 - Overtravel Alarm30
Timing Compensation31
Figure 43 - Timing Compensation31
Figure 44 - Two Examples of Operating Time Temperature Compensation Values32
Figure 45 - Example of Closing Operating Time Changes with Voltage Changes32
Setting Alarms33
Sf6 Gas Monitoring36
General Description36
Figure 46 - Thermodynamic Law Applied to SF6 Gas36
Figure 47 - Equivalent Density Lines and Liquefaction Curve37
Figure 48 - Gas Sensor Alarms37
Gas Measurements38
Figure 49 - Gas Measurements38
Figure 50 - Gas Pressure Thresholds39
Figure 51 - Gas Thresholds40
Figure 52 - Gas Alarms40
Figure 53 - Gas Liquefaction Pressure40
Figure 54 - Gas Alarms41
Figure 55 - Gas Moisture Level41
Figure 56 - Moisture Alarm Threshold41
Figure 57 - Excessive Moisture Alarm42
Figure 61 - Linear Gas Pressure Extrapolation42
Figure 62 - Time Horizons Setup43
Figure 63 - Forecasted Gas Pressure Values43
Figure 66 - Gas Leak Rates (Ganged CB)44
Figure 67 - Gas Leak Rates (IPO CB)44
Figure 64 - Gas Alarms44
Figure 58 - Gas Graph Selection45
Figure 59 - Short-Term Gas Graphs45
Figure 60 - Long-Term Gas Graphs46
Setting Alarms47
Figure 72 - Gas Level Data47
Contact Wear Monitoring49
General Description49
Interrupted Current49
Figure 73 - Setting Primary Current Measurement49
Figure 74 - Current before and During Interruption49
Arcing Time50
Figure 75 - Interrupted Current Value50
Figure 76 - Stored Interrupted Current Curve50
Figure 77 - Separation Offset Input51
Figure 78 - Opening Operation Timing Diagram51
Figure 79 - Arcing Time51
Figure 80 - Max Arcing Time Threshold51
Arcing Contact Wear52
Figure 81 - Max Arcing Time Threshold52
Figure 82 - Contact Electrical Wear Cumulative Value52
Figure 83 - Initial Electrical Wear Setting52
Figure 84 - Opening Electrical Wear Thresholds53
Figure 85 - Arcing Contact Electrical Wear Alarms53
Figure 86 - Electrical Wear Weighting Table53
Setting Alarms54
Figure 87 - Contact Wear Alarm Summary54
Figure 88 - Contact Wear Alarm Summary55
Control Circuit Monitoring56
General Description56
DC Supply56
Figure 89 - Continuous Display of DC Voltage for Source 1 and 256
Figure 90 - DC Voltage in Last Operation Measurements56
Coil Integrity57
Figure 91 - DC Voltage Alarm Thresholds57
Figure 92 - DC Voltage Alarms57
Figure 93 - Coil Currents and Coil Charges57
Figure 94 - Change in Coil Charge58
Figure 95 - Graph of Coil Current During Opening or Closing Operation59
Figure 96 - Drop-Down List of Previous Archives59
Figure 97 - Maximum Mean Current Threshold Settings60
Figure 98 - Coil Charge Alarms60
Coil Continuity61
Setting Alarms62
Stored Energy System Monitoring65
General Description65
Spring Mechanism65
Setting Spring Alarms70
Pneumatic/Hydraulic Pressure71
Setting Pump Alarms76
Cb Operation Graphs78
HMI Graphs78
COMTRADE Graphs83
Heater Monitoring85
General Description85
Ambient Temperature86
Heater Temperature87
Setting Temperature Alarms88
Generic Analogue Channel Monitoring90
General Description90
Configuration90
Alarms91
Dry Contact Relay Alarms92
General Description92
Available Alarm Relays92
Alarm Assignment to each Relay93
Clearing Alarms94
Digital Communication95
Protocols95
Remote Assistance96
Assistance File96
Product/System Files96
Technical Specification98
Measurements98
Contact & Copyright Details100

GE CB Watch 3 User Manual

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GE CB Watch 3 Specifications

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Brand	GE
Model	CB Watch 3
Category	Measuring Instruments
Language	English