Seg XRI1-IR Digital multifunctional relay Manuals

Seg XRI1-IR Digital multifunctional relay Manuals

Manuals and User Guides for Seg XRI1-IR Digital multifunctional relay. We have 1 Seg XRI1-IR Digital multifunctional relay manual available for free PDF download: Manual

Seg XRI1-IR Manual

Seg XRI1-IR Manual (36 pages)

Digital multifunctional relay for time overcurrent protection

Brand: Seg | Category: Relays | Size: 1 MB

Table of Contents

Table of Contents
2
Introduction and Application
3
Features and Characteristics
3
Design
4
Connections
4
Analog Input Circuits
4
Blocking Input
4
External Reset Input
4
Data Communication
5
Front Plate
6
Indication and Operation Elements
6
Display
7
Leds
7
Parameter Settings (See Chapter 6)
8
Working Principle
9
Analog Circuits
9
Digital Circuits
9
Directional Feature
9
Requirements on the Main Current
10
General Operations and Settings
11
Push Buttons
11
Indication of Measuring Values and Fault Data
12
Dip Switches
13
Function of the Output Relays
13
Reset
14
Password
14
Password Programming
14
Using the Password
14
Relay Setting Principle
15
Setting of Default Parameters
15
Blocking the Protection Function
15
Display of Software Version and Test-TRIP
15
Low/High Range of Functions Blocking and
15
Operations and Settings
16
Setting Procedure
16
Pickup Current for Phase Overcurrent
16
Time Current Characteristics for Phase over
16
Current Element (CHAR I>)
16
Trip Delay or Time Multiplier for Phase
16
Overcurrent Element
16
Reset Setting for Inverse Time Tripping
17
Current Setting for High Set Element (I>>)
17
Trip Delay for High Set Element
17
Relay Characteristic Angle RCA
17
Nominal Frequency
17
Adjustment of the Slave Address
17
Circuit Breaker Failure Protection T
17
Display of the Activation Storage
17
(Flsh/Nofl)
17
Blocking the Protection Functions and Assignment of the Output Relays
18
Setting Value Calculation
20
Definite Time Overcurrent Element
20
Inverse Time Overcurrent Element
20
Indication of Measuring and Fault Values
20
Measuring Values
20
Indication of Fault Data
20
Fault Recorder
21
Reset
21
Relay Testing and Commissioning
22
Power-On
22
Testing the Output Relays and Leds
22
Checking the Set Values
22
Secondary Injection Test
22
Test Equipment
22
Test Circuit of XRI1-IR
23
Checking the Input Circuits and Measured
25
Checking the Operating and Resetting
25
Checking the Relay Operating Time
25
Checking the High Set Element of the Relay
25
Checking the External Blocking and Reset
26
Test of the CB Failure Protection
26
Primary Injection Test
26
Maintenance
26
Technical Data
27
Measuring Input Circuits
27
Common Data
27
Setting Ranges and Steps
28
Time Overcurrent Protection
28
Switch Failure Protection
28
Interface Parameter
28
Inverse Time Overcurrent Protection Relay
29
Direction Unit for Phase Overcurrent Relay
29
Inverse Time Characteristics
30
Output Relays
31
Power Supply
31
Inputs, Blockage and Reset
31
System Data and Test Specifications
32
Relay Case
33
Order Form
34

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