General Device Data - Siemens Reyrolle 7SR45 Argus Device Manual

Technical Data

4.1 General Device Data

4.1

General Device Data

Technical Data Overview
Product family
Case and LEDs
Measuring inputs (Current)
Auxiliary voltage
Communication
Protection functions
Supervision functions
Binary input and binary output
Remote flag
Local flag
Pulse output
Overvoltage
Pollution degree
Altitude of operation
Sensitivity
Minimum phase current for relay oper-
ation
Mechanical Specifications
Design
Enclosure
For operator protection
14
Weight
Depending on the ordering option
12
Available for height reduced 7SR4503/7SR4504 variants only
13
14 Approximate weight
78
Non-directional self powered/dual powered overcurrent and earth-
fault relay
Non draw-out polycarbonate case (size 4 standard, non draw-out
design), 5 non-programmable LEDs & 4 user-programmable LEDs
1 A or 5 A
50 Hz/60 Hz
DC 24 V to 60 V
12
AC 60 V to 240 V/DC 60 V to 240 V
Front communication port:
12
USB (IEC 60870-5-103 or Modbus RTU)
Rear communication port:
RS485 (IEC 60870-5-103 or Modbus RTU)
50, 50G, 50N, 51, 51G, 51N, 50LC/SOTF, 49
81HBL2
4 BI and 4 BO or 2 BI and 2 BO
24 V, 0.01 Ws pulse output
Mechanical flag indicator
•
•
24 V, 0.1 Ws pulse output
Category III
2
Maximum up to 2000 m
20 % of rated current in 1 phase
10 % of rated current in 3 phases
Panel mounting, non draw-out polycarbonate moulded case
IP 52 (front side without cover)
IP 54 (front panel with cover)
IP 40 (enclosure sides)
IP 10 (rear side without cover for current terminals)
IP 20 (rear side with cover for current terminal)
IP 1x for current terminal without cover
IP 2x for other terminal and current terminal with cover
Approx. 1.97 kg (without front cover)
Approx. 2.08 kg (with front cover)
12
12
12
Normal – Green color
Trip – Red color
13
Reyrolle, 7SR45, Device Manual
C53000-G7040-C101-2, Edition 09.2020