ensto Arcteq AQ-L357 Manuals

Manuals and User Guides for ensto Arcteq AQ-L357. We have 1 ensto Arcteq AQ-L357 manual available for free PDF download: Instruction Manual

ensto Arcteq AQ-L357 Instruction Manual

ensto Arcteq AQ-L357 Instruction Manual (187 pages)

Line differential protection device

Brand: ensto | Category: Protection Device | Size: 11 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-L3X7
39
Measurements
40
Current Measurement and Scaling
40
Voltage Measurement and Scaling
43
Line Measurement
48
Protection Functions
54
Three-Phase Instantaneous Overcurrent Protection (I>; 50/51)
54
Residual Instantaneous Overcurrent Protection (I0>; 50N/51N)
56
Three-Phase Time Overcurrent Protection (I>; 50/51)
57
Residual Time Overcurrent Protection (I0>; 50N/51N)
66
Three-Phase Directional Overcurrent Protection (Idir>; 67)
68
Residual Directional Overcurrent Protection (I0Dir>; 67N)
71
Current Unbalance Protection (60)
74
Circuit Breaker Failure Protection (CBFP; 50BF/52BF)
76
Overvoltage Protection (U>; 59)
78
Undervoltage Protection (U<; 27)
78
Residual Overvoltage Protection (U0>; 59N)
79
Thermal Overload Protection (T>; 49)
80
Overfrequency Protection (F>; 81O)
82
Underfrequency Protection (F<; 81U)
83
Rate-Of-Change of Frequency Protection (Fd/Ft>/<; 81R)
84
Pole Slip (78)
84
Teleprotection (85)
92
Inrush Current Detection (68)
99
Stub Protection
100
Weak End Infeed Protection
102
Distance Protection
105
Control, Monitoring and Measurements
120
Common Function
120
Trip Logic (94)
123
Dead Line Detection (DLD)
125
Voltage Transformer Supervision (VTS)
127
Current Transformer Supervision (CTS)
129
Synchrocheck (DV/Da/Df; 25)
130
Auto-Reclosing (MV) (79)
137
Auto-Reclosing (HV) (79)
142
Switch-On-To-Fault
149
Voltage Variation (Voltage Sag and Swell)
151
Version
153
Disturbance Recorder
153
Event Recorder
155
Measured Values
159
Status Monitoring for Switching Devices
161
Trip Circuit Supervision
161
Sy y St Stem Int 7 S Em Integra Egration Tion
162
Block Diagrams
163
Connection Example
164
Construction and Installation Tion
166
Construction
166
CPU Module
167
Power Supply Module
168
Binary Input Module(S)
169
Binary Output Module(S)
170
Tripping Module
171
Voltage Measurement Module
172
Current Measurement Module
173
Installation and Dimensions
174
Technic Echnical da al Data Ta
177
Protection Functions
177
Control Functions
181
Monitoring Functions
182
Hardware
183
Tests and Environmental Conditions
184
Ordering Inf Dering Informa Ormation Tion
186
Contact and R Ence Informa Ormation Tion
187

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