ensto Arcteq AQ-L350 Manuals

Manuals and User Guides for ensto Arcteq AQ-L350. We have 1 ensto Arcteq AQ-L350 manual available for free PDF download: Instruction Manual

ensto Arcteq AQ-L350 Instruction Manual

ensto Arcteq AQ-L350 Instruction Manual (198 pages)

Line differential 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-L3X0
39
Measurements
40
Current Measurement and Scaling
40
Voltage Measurement and Scaling
43
Line Measurement
47
Protection Functions
53
Three-Phase Instantaneous Overcurrent Protection (I>; 50/51)
53
Residual Instantaneous Overcurrent Protection (I0>; 50N/51N)
55
Three-Phase Time Overcurrent Protection (I>; 50/51)
56
Residual Time Overcurrent Protection (I0>; 50N/51N)
65
Three-Phase Directional Overcurrent Protection (Idir>; 67)
67
Residual Directional Overcurrent Protection (I0Dir>; 67N)
70
Current Unbalance Protection (60)
73
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
Line Differential Protection (87L) - Transformer Not in Protected Zone
81
Line Differential Protection (87L) - Transformer in Protected Zone
87
Overfrequency Protection (F>; 81O)
110
Underfrequency Protection (F<; 81U)
111
Rate-Of-Change of Frequency Protection (Fd/Ft>/<; 81R)
112
Pole Slip (78)
113
Teleprotection (85)
120
Inrush Current Detection (68)
127
Control, Monitoring and Measurements
128
Common Function
128
Trip Logic (94)
131
Dead Line Detection (DLD)
133
Voltage Transformer Supervision (VTS)
134
Current Transformer Supervision (CTS)
137
Synchrocheck (DV/Da/Df; 25)
138
Auto-Reclosing (MV) (79)
145
Auto-Reclosing (HV) (79)
149
Switch-On-To-Fault
157
Voltage Variation (Voltage Sag and Swell)
159
Disturbance Recorder
161
Event Recorder
162
Measured Values
167
Status Monitoring for Switching Devices
168
Trip Circuit Supervision
168
Line Diff Ential Communica a Tion Applic Tion Applica a Tions Tions
169
Peer-To-Peer Communication
169
Pilot Wire Application
170
Line Differential Communication Via Telecom Networks
171
Redundant Line Differential Comunication
173
Three Terminal Line Differential Communication
174
Sy y St Stem Int 8 S Em Integra Egration Tion
175
Block Diagrams
176
Connection Example
177
Construction and Installation Tion
179
Construction
179
CPU Module
180
Power Supply Module
180
Binary Input Module(S)
181
Binary Output Module(S)
182
Tripping Module
183
Voltage Measurement Module
184
Current Measurement Module
185
Installation and Dimensions
186
Technic Echnical da al Data Ta
188
Protection Functions
188
Control Functions
192
Monitoring Functions
193
Hardware
193
Tests and Environmental Conditions
195
Ordering Inf Dering Informa Ormation Tion
197
Contact and R Ence Informa Ormation Tion
198

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