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CB Watch 3
GE CB Watch 3 User Manual
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CB Watch 3 User
Manual
v6.3 - May 20
19
Page
98
of
100
TECHNICAL
SPECIFICATI
ON
Measurements
Continuous meas
urements
Feature
Value
Refresh frequency
Approx. every 1 second
Gas
measurements
Pressure accuracy
±8mBar (0.05% FS)
Temperature Precision
±2˚C
Analogue
measurements
Accuracy
0.1% of measuring range
A/D conversion
16 bit
Time
Accuracy
1 second
Data storage
Short Term gas data
last 3,000 values @ 1 per minute
Long Term gas data
last 500 values @ 1 per day
Operations measur
ement
Feature
Value
Time horizon
Operation
0.3 seconds
Motor current
12
seconds
Refresh frequency
every 400 micro seconds
Analogue
measurements
Accuracy
0.1% of measuring range
A/D conversion
16 bit
Time
Accuracy
+/
- 1 milli second
Temperature
Accuracy
+/
- 0.1 deg C (PT100 3-wire)
Data storage
Operation data
last 50 operations
Pump data
Last 5 pump starts per pump
Processor
Feature
Value
CPU frequency
100 MHz
Memory
512Mbit SDRAM + 256Mbit Flash
Battery
No battery used
Date/time
Saved by super capacitor for ~10days
97
99
Table of Contents
Table of Contents
2
Introduction
8
Product Overview
8
Document Scope
8
Abbreviations & Definitions
8
System Description
9
Modules
9
Sensors
9
Figure 1 - CBW3 Modules
9
Figure 2 - Examples of Sensors Used
9
Human Machine Interface (Hmi)
10
Introduction
10
TCP/IP Configuration
10
Figure 3 - Network Card Configuration Step 1
10
Figure 4 - Network Card Configuration Step 2
10
Figure 5 - Network Card Configuration Step 3
11
Figure 6 - CBW3 Network Connections
11
Connecting to the CBW3
12
Figure 7 - Connection to the CBW3
12
Figure 8 - Connection Warning
12
Figure 9 - Connection Advanced Page
13
Figure 10 - HMI CBW3 Log in
13
Access Levels
14
Language
14
Navigation
14
Figure 11 - HMI Language Selection
14
Figure 12 - HMI Secondary Toolbar for System Section
15
Figure 13 - CBW3 Product Information
15
Figure 14 - Set Button Example
15
Software Version
16
Changing Passwords
16
Figure 15 - Changing Password
16
Operation/Timing Monitoring
17
Introduction
17
Functionalities Available Without Travel Sensor
17
Figure 16 - Number of Opening/Closing Operation
17
Figure 17 - Initial Setting of Number of Operations
18
Figure 18 - Setting Operation Counter Alarms
18
Figure 19 - Auxiliary Contact Status
18
Figure 20 - Pole Discrepancy Timeout Threshold
18
Figure 21 - Pole Discrepancy Alarm
19
Figure 22 - Setting Operation Counter Alarms
19
Figure 23 - Auxiliary Contact Timing
20
Figure 24 - Auxiliary Contact Opening and Closing Graphs
20
Figure 25 - Auxiliary Contacts Switching Threshold
20
Figure 26 - Monitoring the Auxiliary Contacts
20
Figure 27 - Operating Time Measurement
21
Figure 28 - Last Operation Measurements
22
Figure 29 - Operating Time Discordances
23
Figure 30 - Entry of Key Distances
23
Figure 31 - Separation and Touching Speed
24
Figure 32 - Operation Timing Alarms Thresholds
24
Figure 33 - Alarms Related to Operation Timing
25
Additional Functionalities with Travel Sensor
26
Figure 34 - Entry of Distances
26
Figure 35 - Operation Graphs for Opening
27
Figure 36 - Operation Graph for Closing
27
Figure 37 - Monitoring the Auxiliary Contacts
28
Figure 38 - Monitoring the Auxiliary Contacts
28
Figure 39 - Monitoring the Overtravel
29
Figure 40 - Displaying Overtravel
29
Figure 41 - Overtravel Threshold
30
Figure 42 - Overtravel Alarm
30
Timing Compensation
31
Figure 43 - Timing Compensation
31
Figure 44 - Two Examples of Operating Time Temperature Compensation Values
32
Figure 45 - Example of Closing Operating Time Changes with Voltage Changes
32
Setting Alarms
33
Sf6 Gas Monitoring
36
General Description
36
Figure 46 - Thermodynamic Law Applied to SF6 Gas
36
Figure 47 - Equivalent Density Lines and Liquefaction Curve
37
Figure 48 - Gas Sensor Alarms
37
Gas Measurements
38
Figure 49 - Gas Measurements
38
Figure 50 - Gas Pressure Thresholds
39
Figure 51 - Gas Thresholds
40
Figure 52 - Gas Alarms
40
Figure 53 - Gas Liquefaction Pressure
40
Figure 54 - Gas Alarms
41
Figure 55 - Gas Moisture Level
41
Figure 56 - Moisture Alarm Threshold
41
Figure 57 - Excessive Moisture Alarm
42
Figure 61 - Linear Gas Pressure Extrapolation
42
Figure 62 - Time Horizons Setup
43
Figure 63 - Forecasted Gas Pressure Values
43
Figure 66 - Gas Leak Rates (Ganged CB)
44
Figure 67 - Gas Leak Rates (IPO CB)
44
Figure 64 - Gas Alarms
44
Figure 58 - Gas Graph Selection
45
Figure 59 - Short-Term Gas Graphs
45
Figure 60 - Long-Term Gas Graphs
46
Setting Alarms
47
Figure 72 - Gas Level Data
47
Contact Wear Monitoring
49
General Description
49
Interrupted Current
49
Figure 73 - Setting Primary Current Measurement
49
Figure 74 - Current before and During Interruption
49
Arcing Time
50
Figure 75 - Interrupted Current Value
50
Figure 76 - Stored Interrupted Current Curve
50
Figure 77 - Separation Offset Input
51
Figure 78 - Opening Operation Timing Diagram
51
Figure 79 - Arcing Time
51
Figure 80 - Max Arcing Time Threshold
51
Arcing Contact Wear
52
Figure 81 - Max Arcing Time Threshold
52
Figure 82 - Contact Electrical Wear Cumulative Value
52
Figure 83 - Initial Electrical Wear Setting
52
Figure 84 - Opening Electrical Wear Thresholds
53
Figure 85 - Arcing Contact Electrical Wear Alarms
53
Figure 86 - Electrical Wear Weighting Table
53
Setting Alarms
54
Figure 87 - Contact Wear Alarm Summary
54
Figure 88 - Contact Wear Alarm Summary
55
Control Circuit Monitoring
56
General Description
56
DC Supply
56
Figure 89 - Continuous Display of DC Voltage for Source 1 and 2
56
Figure 90 - DC Voltage in Last Operation Measurements
56
Coil Integrity
57
Figure 91 - DC Voltage Alarm Thresholds
57
Figure 92 - DC Voltage Alarms
57
Figure 93 - Coil Currents and Coil Charges
57
Figure 94 - Change in Coil Charge
58
Figure 95 - Graph of Coil Current During Opening or Closing Operation
59
Figure 96 - Drop-Down List of Previous Archives
59
Figure 97 - Maximum Mean Current Threshold Settings
60
Figure 98 - Coil Charge Alarms
60
Coil Continuity
61
Setting Alarms
62
Stored Energy System Monitoring
65
General Description
65
Spring Mechanism
65
Setting Spring Alarms
70
Pneumatic/Hydraulic Pressure
71
Setting Pump Alarms
76
Cb Operation Graphs
78
HMI Graphs
78
COMTRADE Graphs
83
Heater Monitoring
85
General Description
85
Ambient Temperature
86
Heater Temperature
87
Setting Temperature Alarms
88
Generic Analogue Channel Monitoring
90
General Description
90
Configuration
90
Alarms
91
Dry Contact Relay Alarms
92
General Description
92
Available Alarm Relays
92
Alarm Assignment to each Relay
93
Clearing Alarms
94
Digital Communication
95
Protocols
95
Remote Assistance
96
Assistance File
96
Product/System Files
96
Technical Specification
98
Measurements
98
Contact & Copyright Details
100
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GE CB Watch 3 Specifications
General
Brand
GE
Model
CB Watch 3
Category
Measuring Instruments
Language
English
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