ensto Arcteq AQ-T3 Series Manuals

ensto Arcteq AQ-T3 Series Manuals

Manuals and User Guides for ensto Arcteq AQ-T3 Series. We have 1 ensto Arcteq AQ-T3 Series manual available for free PDF download: Instruction Manual

ensto Arcteq AQ-T3 Series Instruction Manual

ensto Arcteq AQ-T3 Series Instruction Manual (163 pages)

Transformer protection device

Brand: ensto | Category: Protection Device | Size: 7 MB

Table of Contents

Table of Contents
2
Document Inf
5
Document Informa Ormation Tion
5
Saf y Informa Ormation Tion
7
Abbr Bbre E Via Viations Tions
8
General
10
IED User Interface Erface
11
Front Panel
11
LED Assignment
12
Touch Screen
12
The Embedded Web Server
21
Ethernet Connections
22
Getting Started
26
Menu Items
28
Troubleshooting
38
Soft E Set T up up
39
Functions Included in AQ-T3Xx
39
Measurements
40
Current Measurement and Scaling
40
Voltage Measurement and Scaling
43
Line Measurement
47
Measurement Connection Examples
54
Protection Functions
56
Three-Phase Instantaneous Overcurrent Protection (I>; 50/51)
56
Residual Instantaneous Overcurrent Protection (I0>; 50N/51N)
58
Three-Phase Time Overcurrent Protection (I>; 50/51)
59
Residual Time Overcurrent Protection (I0>; 50N/51N)
69
Current Unbalance Protection (60)
71
Restricted Earth Fault Protection
72
Circuit Breaker Failure Protection (CBFP; 50BF/52BF)
75
Overvoltage Protection (U>; 59)
77
Undervoltage Protection (U<; 27)
77
Residual Overvoltage Protection (U0>; 59N)
78
Thermal Overload Protection (T>; 49)
79
Transformer Differential Protection (87T)
81
Overfrequency Protection (F>; 81O)
90
Underfrequency Protection (F<; 81U)
91
Rate-Of-Change of Frequency Protection (Fd/Ft>/<; 81R)
92
Overexcitation (V/H>; 24)
93
Inrush Current Detection (68)
99
Control, Monitoring and Measurements
99
Common Function
99
Trip Logic (94)
102
Voltage Transformer Supervision (VTS)
104
Current Transformer Supervision (CTS)
106
Synchrocheck (DV/Da/Df; 25)
107
Integrated Automatic Voltage Regulator (AVR)
114
Switch-On-To-Fault
124
Disturbance Recorder
126
Event Recorder
127
Measured Values
131
Status Monitoring for Switching Devices
133
Trip Circuit Supervision
133
Sy y St Stem Int 7 S Em Integra Egration Tion
134
Block Diagrams
135
Arcteq Relays Ltd
139
Connection Example
139
Construction and Installation Tion
141
Construction
141
CPU Module
143
Power Supply Module
144
Binary Input Module(S)
145
Binary Output Module(S)
146
Milliampere Module
147
Tripping Module
148
Voltage Measurement Module
149
Current Measurement Module
150
Installation and Dimensions
151
Technic Echnical da al Data Ta
154
Protection Functions
154
Control Functions
157
Monitoring Functions
158
Hardware
158
Tests and Environmental Conditions
160
Ordering Inf Dering Informa Ormation Tion
162
Contact and R Ence Informa Ormation Tion
163

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