Siemens 7SR45 Argus User Manual page 64

Minimum phase current
for relay operation
Design
Enclosure
Weight
Table 1-4
Terminal Blocks
Current Inputs
Auxiliary Supply
Rear Communication
Port
Front Communication
Port
Binary Input/ Binary
Output/Pulse Output/
Flag Output
Ground Terminal
Rated Voltage
Frequency
Allowable Alternating
component in DC
(Ripple)
Typical Power
consumption (DC)
Typical Power
consumption (AC)
Max Interruption time
(Collapse to Zero)
©2018 Siemens Protection Devices Limited
Table 1-2
20 % of nominal current in single phase
10 % of nominal current in three phases
Table 1-3 Mechanical Specifications
Panel mounting, Non draw-out polycarbonate moulded case
IP 52 (front panel)
IP 40 (enclosure sides)
IP 20 (rear side)
Depth is 203 mm
1.97 kg (appx)
7SR4501/7SR4502/7SR4503/7SR4504 Argus Self/Dual Powered Relay
Recommended Terminal Lugs Specifications
Type/Cable Specifications
TE connectivity PIDG series insulated tin plated crimp ring terminal,
M3.5 stud size, 2.6 mm² to 6.6 mm², 12 AWG
Insulated tin plated crimp pin connector, 2.6 mm² to 6.6 mm², 12 AWG
to 10 AWG
2
Pin type lug/1.5 mm control cable
USB, Type B
Insulated tin plated crimp pin connector, 2.6 mm² to 6.6 mm², 12 AWG
to 10 AWG
Tin plated crimp ring terminal, M3 stud size, 4 mm² to 6 mm², 12 AWG
to 10 AWG, Yellow
Table 1-5
60 V to 240 V AC/DC,
Tolerance – 20 % to +10 %
24 V to 60 V DC
Tolerance – 20 % to +10 %
(ordering option)
50 Hz (Range: 45 Hz to 55 Hz)
60 Hz (Range: 54 Hz to 66 Hz)
15 % of DC voltage
< 7 W
< 12 VA
≤ 20 ms (19.2 V DC)
≤ 20 ms (48 V DC)
≤ 500 ms (230 V AC)
Chapter 3 - 7SR45 Performance Specification
Sensitivity
Auxiliary Supply
Chapter 3 Page 4 of 14