NR Electric PCS-9671 Manuals

Manuals and User Guides for NR Electric PCS-9671. We have 1 NR Electric PCS-9671 manual available for free PDF download: Instruction Manual

NR Electric PCS-9671 Instruction Manual (256 pages)

Transformer Relay

Brand: NR Electric | Category: Relays | Size: 5 MB

Health and Safety
3
Instructions and Warnings
4
Documentation Structure
7
Installation
8
Maintenance
8
Decommissioning and Disposal
8
Table of Contents
9
Introduction
11
Application
11
Figure 1.1-1 Functional Diagram of PCS-9671-A
11
Functions
12
Figure 1.1-2 Functional Diagram of PCS-9671-B
12
Features
13
Table of Contents
15
Electrical Specifications
17
Power Supply
17
Analog Current Input Ratings
17
Analog Voltage Input Ratings
17
Binary Input
17
Binary Output
18
Mechanical Specifications
18
Ambient Temperature and Humidity
19
Communication Interfaces
19
Port
19
Ethernet Port
19
Optical Fiber Port
19
Print Port
19
Clock Synchronization Port
20
Type Test
20
Environmental Tests
20
Mechanical Tests
20
Electrical Tests
20
Electromagnetic Compatibility
20
Protective Functions
21
Current Differential Protection
21
Restricted Earth Fault Protection
22
Phase Overcurrent Protection
22
Zero Sequence Overcurrent Protection
23
Negative Sequence Overcurrent Protection
23
PCS-9671 Transformer Relay 2-A
23
Management Functions
25
Overview
31
General Fault Detector
31
Current Differential Protection
33
Current Compensation
33
Table 3.3-1 Matrix of Phase Compensation and Zero Sequence Current Elimination
36
Sensitive Biased Differential Protection Element
38
Conventional Biased Differential Protection Element
39
Unrestrained Instantaneous Differential Protection Element
39
Operation Characteristic of Current Differential Protection
40
Inrush Current Detection Element
41
CT Saturation Detection Element
42
Overexcitation Blocking Function
42
CT Supervision for Current Differential Protection
43
Logic Diagram
45
Settings
46
Table 3.3-2 Current Differential Protection Settings
46
Restricted Earth Fault Protection
48
Current Compensation
49
Sensitive Biased REF Protection Element
51
Conventional Biased REF Protection Element
52
Operation Characteristic of REF Protection
52
CT Saturation Detector
53
Measures for Anti-Unwanted Operation of REF Protection
53
CT Supervision for REF Protection
54
Logic Diagram
54
Settings
55
Table 3.4-1 Restricted Earth Fault Protection Settings
55
Overcurrent Protection
56
Definite Time Overcurrent Protection
56
Voltage Control Element
59
Directional Element
60
Harmonic Blocking Element
62
Settings
63
Table 3.5-1 Overcurrent Protection Settings of PCS-9671-A
63
Table 3.5-2 Overcurrent Protection Settings of PCS-9671-B
64
Zero Sequence Overcurrent Protection
67
Definite Time Zero Sequence Overcurrent Protection
67
Directional Element
69
Harmonic Blocking Element
71
Settings
72
Table 3.6-1 Zero Sequence Overcurrent Protection Settings
72
Negative Sequence Overcurrent Protection
74
Definite Time Negative Sequence Overcurrent Protection
75
Settings
75
Table 3.7-1 Negative Sequence Overcurrent Protection Settings
75
Thermal Overload Protection
76
Settings
78
Table 3.8-1 Thermal Overload Protection Settings
78
Undervoltage Protection
79
Settings
81
Table 3.9-1 Undervoltage Protection Settings
81
Overvoltage Protection
82
Settings
84
Table 3.10-1 Overvoltage Protection Settings
84
Zero Sequence Overvoltage Protection
85
Settings
86
Table 3.11-1 Zero Sequence Overvoltage Protection Settings
86
Negative Sequence Overvoltage Protection
87
Settings
88
Overexcitation Protection
88
Table 3.12-1 Negative Sequence Overvoltage Protection Settings
88
Table 3.13-1 Overexcitation Protection Settings
89
List of Figures
91
List of Tables
91
Overview
93
Relay Supervision
93
Device Hardware Supervision
93
Board Configuration Error Supervision
93
Setting Supervision
93
Auxiliary Test Supervision
94
Time Synchronization Supervision
94
Auxiliary Communication Testing Supervision
94
Device Maintenance Supervision
94
Equipment Operation Supervision
94
VT Circuit Supervision
94
CT Circuit Supervision
95
Thermal Overload Supervision
97
List of Alarm Message
97
Equipment Self-Check Alarm
97
Equipment Operation Alarm
99
Event Recording
104
Overview
107
Basic Enclosure
108
Human Machine Interface Module (NR4856)
109
Power Supply Module (NR4304/NR4305)
109
Main CPU Module (NR4106)
111
Analog Input Module (NR4412/NR4414)
113
Current Transformer Requirements
115
Binary Output Module (NR4521)
116
Binary Input Module (NR4501/NR4502/NR4503/NR4504)
118
Overview
125
System Settings
125
Protection Settings
127
Settings of Current Differential Protection
128
Settings of Restricted Earth Fault Protection
129
Settings of Overcurrent Protection
130
Settings of Zero Sequence Overcurrent Protection
133
Settings of Negative Sequence Overcurrent Protection
136
Settings of Thermal Overload Protection
136
Settings of Undervoltage and Overvoltage Protections
137
Settings of Zero Sequence Overvoltage Protection
139
Settings of Negative Sequence Overvoltage Protection
139
Settings of Overexcitation Protection
140
Device Related Settings
140
Device Settings
141
Communication Settings
141
Auxiliary Settings
144
Design
149
Keypad and Keys
150
LED Indications
150
Front Communication Port
151
Understand the HMI Menu Tree
152
Overview
152
Default Display under Normal Operation Condition
152
Submenu of "Measurements
153
Submenu of "Status
157
Submenu of "Records
160
Submenu of "Settings
164
Active Group
167
Submenu of "Print
167
Submenu of "Local CMD
168
Submenu of "Information
169
Submenu of "Test
171
Submenu of "Clock
172
Submenu of "Language
173
Understand the LCD Display
173
Display When Tripping
173
Display under Abnormal Condition
175
Password Protection
176
Binary Output Signals
183
Overview
195
Rear Communication Port Information
195
Interface
195
Ethernet Interface
197
IEC60870-5-103 Communication
198
IEC61850 Communication
198
IEC60870-5-103 Interface
198
Physical Connection and Link Layer
199
Initialization
199
Time Synchronization
199
Spontaneous Events
199
General Interrogation
200
General Commands
200
Generic Functions
200
Disturbance Records
201
Messages Description for IEC61850 Protocol
201
Overview
201
Communication Profiles
202
MMS Communication Network Deployment
203
Server Data Organization
205
Server Features and Configuration
208
ACSI Conformance
210
Logical Nodes
214
General
219
Safety Instructions
219
Checking the Shipment
220
Material and Tools Required
220
Device Location and Ambient Conditions
220
Mechanical Installation
221
Electrical Installation and Wiring
222
Grounding Guidelines
222
Cubicle Grounding
222
Ground Connection on the Device
223
Grounding Strips and Their Installation
224
Guidelines for Wiring
224
Wiring for Electrical Cables
225
Typical Wiring of the Relay
225
General
231
Safety Instructions
231
Commission Tools
232
Setting Familiarization
232
Product Checks
233
With the Relay De-Energized
234
With the Relay Energized
235
Protective Function Test
238
On-Load Checks
245
Maintenance Schedule
249
Regular Testing
249
Switching off
253
Disconnecting Cables
253
Manual Version History
255

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