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CT SB2
Omicron CT SB2 User Manual
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OMICRON
13
Hardware
Figure
3
-2:
Side
view of
CT
SB2
with mains connection unit, PC and CTA interfaces, and eq
uipotential
bonding connector
3.2
Block diagra
m (simplified)
Figure
3-3:
Simplified block diagr
am of
CT
SB2
Mains socket (IEC
320)
ON/OFF switch
Equipotential bonding connector
(4
mm socket combin
ed with knurled nut
for clamp connection)
Mains fuse: 2 x T
2.0
A / 250
V, high breaking capacity
PC
interface
9-pole SUB-D connector, female.
Connection of
CT
SB2
to a PC (to serial COM
interface or USB interface via USB-serial
adapter).
CTA
interface
9-pole SUB-D connector, male.
Connection of
CT
SB2
to the remote control
interface of
CT
Analyzer
.
Power Supply
Mains
Control
RS232
RS232
CTA
CTA
PC
TAPS
Switching relays
BURDEN
Relays
PRIM
Relays
CT PRIM
CT SEC TAPS
BURDEN
200
202
Table of Contents
Ct Analyzer User Manual
5
Table of Contents
5
About this Manual
9
Safety Symbols
9
Related Documents
10
Safety Instructions
11
Operator Qualifications
11
Safety Standards and Rules
11
Safety Standards
11
Safety Rules
11
Operating the Measurement Setup
12
Power Supply
13
Orderly Measures
13
Disclaimer
13
Compliance Statements
13
Recycling
14
Introduction
15
Designated Use
15
Guessing" of Parameters
16
Functional Components of CT Analyzer
17
Overview
17
Mains Connection Unit and Grounding
18
Compact Flash Card Slot
18
Remote Control Interface (PC Connection)
19
Inputs and Outputs
20
I/0 Key with Status Leds
21
Display with Soft Keys
21
Keyboard
23
License-Depending Functional Scope
24
Scope of Delivery, Accessories, Available Licenses
24
Setup and Connection
25
General Safety Rules for Connecting and Operating CT Analyzer
25
Setting up CT Analyzer
27
Connecting CT Analyzer to a PC (Optional)
28
Connection for Usual Applications
29
Wiring for a CT Test
29
Wiring for a Burden Test
31
Wiring for Primary Resistance Measurement
32
Connection for Special Applications
33
Measurement on a Gapped Core
33
Excitation Curve Measurement for an Unwound Iron Core
34
Measurement on a GIS (SF6) Switch Gear
36
Measurement on Bushing-Type Cts
37
VT Ratio Measurement Using Quick Test
43
Winding Resistance Measurement Using Quick Test
44
Polarity Check Using Quick Test and the CPOL2 Polarity Checker
45
Disconnection
46
Improving the Quality of Measurement Results
47
4-Wire Measurement Vs. 2-Wire Measurement
47
Noise Reduction Techniques
48
CT Testing in CT Test Mode ("New CT Test")
49
Short Guide (CT Test Mode)
50
Running a Test (CT Test Mode)
51
Setting up CT Analyzer
51
Preparing, Configuring and Running the Test
51
After the Test Is Finished
53
Disconnection
53
CT Testing in Advanced CT Test Mode ("New Advanced CT Test")
54
Short Guide (Advanced CT Test Mode)
55
Preparing and Configuring the Test
57
Setting up CT Analyzer
57
Running a Test (Advanced CT Test Mode)
57
Running the Automatic Test and Connecting CT Analyzer
59
After the Test Is Finished
62
Disconnection
63
Operating and Configuring CT Analyzer
64
Working in the User Interface
64
Displaying a Specific Card
64
Using the Soft Keys
64
Editing a Card
65
The Main Menu
65
New CT-Test
66
New MR-Test
66
New Advanced CT-Test
66
New Advanced MR-Test
67
New Quick-Test
67
Available Options in the Setting Menu Page
68
Settings
68
Default Test Card Selection
72
Miscellaneous Settings
73
Tools (Update Functions)
75
Available Options
75
Update Text
76
Update Firmware
77
File Handling
78
Available Functions
78
Working in the File System
79
CT Analyzer Help System
81
Operating CT Analyzer from a Computer
81
Test Cards for CT Test Mode
82
Overview of Test Cards Available in CT Test Mode
82
Information Fields to be Filled by the User
83
CT-Object Card
83
Available Soft Keys
83
Parameters and Settings Used
84
Test Results Card
86
Available Soft Keys
86
Test Results Displayed
86
Secondary Winding Resistance Measurement Details
87
Excitation Graph
88
Comment Card
90
Test Cards for Advanced CT Test Mode
91
Overview of Test Cards Available in Advanced CT Test Mode
91
CT-Object Card
92
Available Soft Keys
92
Information Fields to be Filled by the User
93
Parameters and Settings Used or Determined by the Test Process
94
Burden Card
109
Test Settings
109
Test Results
110
Connecting the Burden and Running the Burden Test
110
Residual Magnetism Card
111
Test Settings and Results
112
Running a Residual Magnetism Measurement
112
Resistance Card
114
Primary Winding Resistance Measurement
115
Secondary Winding Resistance Measurement
115
Test Settings and Results
116
Excitation Card
117
Available Soft Keys
118
Test Settings
118
Test Results
118
Excitation Graph
123
Accuracy Limiting Error Graph
126
Ratio Card
127
Available Soft Keys
128
Test Settings
128
Test Results
129
Ratio Table and Phase Table for IEC 60044-1, IEC 60044-6 and IEC 61869-2
130
Ratio Table and Phase Table for IEEE C57.13
131
Assessment Card
132
Assessment Details
133
Assessed Parameters
133
Comment Card
139
Using the Guesser Function
140
About the Guesser Function
141
Setting up and Connecting CT Analyzer
141
Running a Test
142
Preparing and Configuring the Test
142
After the Test Is Finished
143
Disconnection
143
Using the Quick Test Feature
144
Safety Notes and Notes for Using Quick Test
145
Introduction to Quick Test
146
Performing Measurements with Quick Test
147
Advanced Measurement
148
Polarity Check
153
CT Ratio Measurement
157
VT Ratio Measurement
159
Resistance Measurement
162
Impedance Measurement
165
10.10 Reactance Measurement
167
The CT Analyzer Suite Home View
169
System Requirements
169
Installing CT Analyzer Suite
169
CT Analyzer Suite
169
Technical Data
171
Mains Power Supply
171
Generator Output
171
Measurement Inputs
171
Winding Resistance Measurement Accuracy
172
Ratio and Phase Measurement Accuracy
172
Compact Flash Card Interface
173
Remote Control Interface
173
RS232 Interface
174
USB Interface
174
12.10 Standards
175
Mechanical Data
175
Environmental Conditions
175
User Maintenance
176
Care and Cleaning
176
Replacing Fuses
176
Calibrating CT Analyzer
176
Error and Warning Messages
177
Support
188
Manual Version: Enu 1112 05 03 2 Omicron
191
About this Manual
193
Safety Symbols
193
Related Documents
194
Operator Qualifications
195
Safety Instructions
195
Safety Rules
195
Safety Standards
195
Safety Standards and Rules
195
Operating the Measurement Setup
196
Compliance Statements
197
Disclaimer
197
Orderly Measures
197
Power Supply
197
Recycling
198
Introduction and Designated Use
199
Functional Components of CT SB2
200
Hardware
200
Block Diagram (Simplified)
201
CT SB2 Accessories (Scope of Delivery)
202
General
203
Measurement Setup
203
Connecting the Communication Link between CT SB2 and CT Analyzer
205
Basic Measurement Setup for Multi-Ratio CT Testing
206
Basic Measurement Setup for Single-Ratio CT Testing
207
Additional Wiring for Burden Measurement
208
Additional Wiring for Primary Winding Resistance Measurement
209
CT Testing in MR Test Mode ("New MR Test")
210
Preparing and Configuring the Test
210
After the Test Is Finished
212
Running the Test
212
Configuring and Starting the Test
214
CT Testing in Advanced MR Test Mode ("New Advanced MR Test")
214
Preparing the Test
214
After the Test Is Finished
218
Automatic Test Execution
218
Default Settings on CT Analyzer for Multi-Ratio CT Testing Using CT SB2
220
CT Analyzer Test Cards for MR Test Mode
222
CT-Object Card for MR Test Mode
223
Available Soft Keys
225
MR-Config. Card for MR Test Mode
225
Parameters and Settings
226
Available Soft Keys
228
MR-Results Card for MR Test Mode
228
Ratio Results and Excitation Results
228
Available Soft Keys
230
Test Results Card for MR Test Mode
230
Test Results Displayed
230
Secondary Winding Resistance Measurement Details
231
Excitation Graph
232
CT Analyzer Test Cards for Advanced MR Test Mode
234
CT-Object Card for Advanced MR Test Mode
235
MR-Config. Card for Advanced MR Test Mode
238
Available Soft Keys
239
Parameters and Settings Used or Determined During the Test
239
Available Soft Keys
242
MR-Results Card for Advanced MR Test Mode
242
Resistance, Excitation and Ratio Card for Advanced MR Test Mode
245
Test Assessment for Advanced MR Test Mode
245
PC and CTA Interfaces
246
Specifications
246
Technical Data
246
Environmental Conditions
247
Mechanical Data
248
Standards
248
Care and Cleaning
249
Replacing Fuses
249
User Maintenance
249
Error and Warning Messages for CT SB2
250
Support
251
Other manuals for Omicron CT SB2
Getting Started
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Omicron CT SB2 Specifications
General
Brand
Omicron
Model
CT SB2
Category
Measuring Instruments
Language
English
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