27
Technical data
Chapter 2
General
Table 16:
Auxiliary DC supply voltage influence on functionality during operation
Table 17:
Frequency influence
Table 18:
Electromagnetic compatibility
Dependence on
Within nominal range
Influence
Ripple, in DC auxiliary voltage
Max 12%
0.01% / %
Interrupted auxiliary DC voltage
48-250 V dc
±
20%
Without reset
<50 ms
Correct function
0-
∞
s
Restart time
<180 s
Dependence on
Within nominal range
Influence
Frequency dependence
f
r
±
10% for 16 2/3 Hz
f
r
±
10% for 50 Hz
f
r
±
10% for 60 Hz
±
2.0% / Hz
Harmonic frequency dependence (10%
content)
2nd, 3rd and 5th harmonic of f
r
±
6.0%
Test
Type test values
Reference standards
1 MHz burst disturbance
2.5 kV
IEC 60255-22-1, Class III
For short range galvanic modem
2.5kV
IEC 60255-22-1, Class III
For galvanic interface
•
common mode
•
differential mode
1 kV
0.5 kV
IEC 60255-22-1, Class II
IEC 60255-22-1, Class II
Electrostatic discharge
Direct application
Air 8 kV
Contact 6 kV
IEC 60255-22-2, Class III
For short range galvanic modem
Air 8 kV
IEC 60255-22-2, Class III
Contact 6 kV
Fast transient disturbance
4 kV
IEC 60255-22-4, Class A
For short range galvanic modem
4 kV
IEC 60255-22-4, Class A
For galvanic interface
1 kV
IEC 60255-22-4, Class B
Surge immunity test
1-2 kV, 1.2/50
μ
s
high energy
IEC 60255-22-5
Power frequency immunity test
150-300 V,
50 Hz
IEC 60255-22-7, Class A
Power frequency magnetic field test
1000 A/m, 3s
IEC 61000-4-8, Class V
Radiated electromagnetic field disturbance
10 V/m, 80-1000 MHz
IEC 60255-22-3
Summary of Contents for REL 551-C1*2.5
Page 1: ...Technical reference manual ProtectIT Line differential protection terminal REL 551 C1 2 5 ...
Page 23: ...14 Introduction to the technical reference manual Chapter 1 Introduction ...
Page 39: ...30 Technical data Chapter 2 General ...
Page 63: ...54 Blocking of signals during test BST Chapter 3 Common functions ...
Page 71: ...62 Line differential protection phase segregated DIFL Chapter 4 Line differential protection ...
Page 89: ...80 Thermal phase overload protection THOL Chapter 5 Current ...
Page 101: ...92 Event function EV Chapter 7 Logic ...
Page 163: ...154 Terminal diagrams Chapter 11 Diagrams Figure 39 REL 551 C1 with DC switch ...