Siemens Reyrolle 7SR46 Manuals

Manuals and User Guides for Siemens Reyrolle 7SR46. We have 2 Siemens Reyrolle 7SR46 manuals available for free PDF download: Operating Manual, Manual

Siemens Reyrolle 7SR46 Operating Manual

Siemens Reyrolle 7SR46 Operating Manual (92 pages)

Brand: Siemens | Category: Protection Device | Size: 3.88 MB

Table of Contents

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Siemens Reyrolle 7SR46 Manual

Siemens Reyrolle 7SR46 Manual (84 pages)

Brand: Siemens | Category: Relays | Size: 3.44 MB

Table of Contents

Preface
3
Open Source Software
7
Table of Contents
9
Introduction
11
7SR46 Overcurrent and Earth Fault Relay Overview
12
Ordering Options
14
Device Functionality
15
Front Fascia
16
Overview
16
Liquid Crystal Display
16
Keypad
17
Light Emitting Diode (LED)
18
Local Flag
20
Rating Label
20
Sensitivity
21
Binary Inputs
22
External Trip Input
24
Binary Outputs
26
Pulse Output
28
Remote Flag Output
29
Resetting of Leds, Trip Flag Indication, and Binary Outputs
30
Data Storage
33
Real Time Clock (RTC)
34
Functions
35
Functions Available in 7SR46 Argus Relay
36
50 Instantaneous Overcurrent - Phase
37
Instantaneous Earth Fault - Derived
41
51 Time-Delayed Overcurrent - Phase
44
Time-Delayed Earth Fault - Derived
50
50LC/SOTF Switch Onto Fault Protection
55
2Nd Harmonic Block/Inrush Restraint (81HBL2)
58
Technical Data
61
General Device Data
62
50 Instantaneous Overcurrent - Phase
63
Instantaneous Earth Fault - Derived
64
51 Time-Delayed Overcurrent - Phase
65
Time-Delayed Earth Fault - Derived
66
50LC/SOTF Switch Onto Fault
67
81HBL2 2 Nd Harmonic Block/Inrush Restraint
68
Applications
69
Overview
70
Specific Cts
71
Overview
71
Time-Delayed Overcurrent (51/51N)
74
Overcurrent Characteristics
76
Selection of Overcurrent Characteristics
76
Reset Delay
76
Instantaneous Overcurrent (50/50N)
77
Inrush Detector (81HBL2)
78
Connection Examples
79
Connection Examples for RMU Application
79
Connection Examples for Distribution Transformer Application
80
Index
83

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