CT Lab Vecto III - Symbols and Abbreviations

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Vecto III User Manual

6 Symbols and Abbreviations

UI User Interface

GUI Graphical User Interface

PQ Power Quality

NTP Network Time Protocol

PTP Precision Time Protocol

RTC Real-Time Clock

ppm Parts Per Million

PDU Power Distribution Unit

VT Voltage Transformer

CT Current Transformer

RMS Root Mean Square

THD Total Harmonic Distortion

Main Page

Table of Contents2
Safety Instructions8
Symbols8
Safety Standards Compliance9
General Safety Information9
How to Mitigate Risks11
Always Earth the Device First11
Install External Shorting Blocks11
Locking of Terminal Plugs11
Use of External Fuses or Circuit Breakers11
Provide Surge Arrestors11
Statements and Notices12
Statement of Reliability12
Proprietary Rights12
Copyright12
Trademarks12
Figure 1: Front View of the Vecto III Device12
Introduction to the Vecto13
Vecto III Product Description13
Receiving Your Vecto III13
Figure 2: Packaging Opened13
Receiving Your Shipment14
Unpacking the Goods14
Checking the Battery Level14
Return Shipment15
Device Overview16
Key Features16
Vecto III External Interfaces18
Power Sources18
Communication19
Built-In HMI (Web Interface)19
Osprey Pro (Enterprise Support)19
Sampling Rate20
The 1/6 Th Sense20
Event Recording20
10/12-Cycle Block Recording21
Variable Time Interval Trends21
Synchrophasors21
Trended RMS & Fundamental Parameters22
Trended Power Parameters24
Trended Individual Harmonic/Interharmonic Parameters25
Technical Specification26
Vecto III External Interfaces29
Physical Appearance29
Figure 3: Front View of the Vecto III Device29
Figure 4: Rear View of the Vecto III Device30
Vecto III User Interface31
Power Supply31
Figure 5: Right-Hand View of the Vecto III Device31
Figure 6: User Interface31
Figure 7: Vecto III Power Supply Connection32
Figure 8: Ethernet Ports33
Voltage Inputs34
Figure 9: Vecto III 4-Wire Star Connection35
Figure 10: Vecto III 3-Wire Delta Connection35
Current Inputs36
Figure 11: Current Sensor Connection37
Current Transducer Inputs38
Figure 12: Current Transducer Connection38
Relay Outputs40
Figure 13: Relay Switch Connection Layout40
Digital Inputs41
Figure 14: Digital Inputs Connection Layout41
Figure 15: Digital Input Configuration for a Dry Contact42
Figure 16: Digital Input Configuration for a Wetted Contact42
Gps43
Ethernet Ports43
Figure 17: GPS Antenna Connector43
USB Peripheral Port44
Figure 18: Ethernet Ports44
Figure 19: USB Port44
Wifi45
Built-In GPRS Modem (Optional)45
Firmware45
Upgrading45
Figure 20: Wifi and Cellular Modem Connections45
Operating Instructions46
Precautions When First Using the Device46
Toggling Storage/Ready Mode46
Interpretation of Status Leds47
Powering up the Vecto III Device48
Powering up from Storage Mode48
Powering up from Ready Mode48
Figure 21: Status Leds, On/Off Button and Power Button48
Shutting down49
HMI (Web Interface)49
HMI Features50
HMI User Documentation50
Error Conditions51
Health Failure Conditions51
Recovery Conditions51
Vecto III Installation52
Mounting the Vecto III52
Panel Mounting Installation52
Figure 22: Vecto III Back as Supplied by CT LAB52
19" Rack Mounting Installation53
Figure 23: Surface Mount Vecto III53
Figure 24: 19'' Plate Mounting53
DIN Rail Mounting54
Connections54
AC Power54
Figure 25: Vecto III Rear View as Shipped by CT LAB54
Figure 26: Vecto III Rear View When Din Rail Mountings Are to be Used54
Power over Ethernet55
Voltage Connections55
Figure 27: Vecto III AC Power Supply Connection55
Figure 28: Vecto III Single-Phase Connection56
Figure 29: Vecto III 4-Wire Star Connection58
Figure 30: Vecto III 3-Wire Delta Connection59
Current Connections60
Figure 31: CT Circuit Connection Layout60
Figure 32: CT Circuit Connection Layout61
Figure 33: CT Circuit Connection Layout63
Figure 34: CT Circuit Connection Layout64
Ethernet Based Communication65
Gps65
Wifi65
Modem65
Maintenance65
Battery65
Transport65
Storage66
Warrantee and Repair66
Warrantee Statement66
Technical Support67
Sales Assistance68
Repair and Calibration68
Disposal69
Appendices70
Vecto III Dimensions70
Vecto III Wiring Diagram71
Vecto III Top View72
Vecto III Purchase Options73
Glossary79
Symbols and Abbreviations80

CT Lab Vecto III - Symbols and Abbreviations

Table of Contents