General Device Data
Technical Data Overview
Product family Non-directional dual powered overcurrent and earth-fault relay with
specific CT
Case and LEDs Non draw-out polycarbonate case, 2 non-programmable LEDs & 2
user-programmable LEDs
Measuring inputs (current) 0.075 A (secondary)
50 Hz/60 Hz
Auxiliary voltage AC 60 V to 240 V/DC 24 V to 240 V
Communication Front communication port:
USB (IEC 60870-5-103 or Modbus RTU)
Rear communication port:
RS485 (IEC 60870-5-103 or Modbus RTU)
Protection functions 50, 50N, 51, 51N, 50LC/SOTF
Supervision functions 81HBL2
Binary input and binary output 2 binary inputs, 2 binary outputs
External trip initiation input (T1, T2) 1 external trip input
Remote flag 24 V, 0.01 Ws
Local flag Mechanical flag indicator
•
Normal – Black color
•
Trip – Tangerine color
Pulse output 24 V, 0.1 Ws
Overvoltage Category III
Degree of pollution 2
Altitude of operation Maximum up to 2000 m
Sensitivity
Minimum phase current for relay oper-
ation
0.8 ⋅ I
smin
(1-phase) or
0.4 ⋅ I
smin
(3-phase)
Mechanical Specifications
Design
Panel mounting, non-draw-out polycarbonate molded case
Enclosure IP 54 (front side)
IP 20 (rear side with current terminal cover)
For operator protection IP 2x for other terminal and current terminal with cover
Weight Approximately 0.9 kg
Dimensions (L x H x D) 185 mm x 104 mm x 78.8 mm
Installation Category
Installation category (overvoltage cate-
gory)
Class III
Pollution
Degree of pollution
2
4.1
Technical Data
4.1 General Device Data
62 Reyrolle, 7SR46 Device, Manual
C53000-G7040-C103-1, Edition 10.2022
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