26
Technical data
Chapter 2
General
2.2
Weight
Table 12:
Weight
2.3
Unit
Table 13:
Case
2.4
Power consumption
Table 14:
Power consumption, basic terminal
2.5
Environmental properties
Table 15:
Temperature and humidity influence
Case size (mm)
A
B
C
D
E
6U, 1/2 x 19”
292
267.1
272.8
390
247
Case size
Weight
6U, 1/2 x 19”
≤
8.5 kg
Material
Steel sheet
Front plate
Steel sheet profile with cut-out for HMI and for 18 LED when included
Surface treatment
Aluzink preplated steel
Finish
Light beige (NCS 1704-Y15R)
Degree of protection
Front side: IP40, optional IP54 with sealing strip. Rear side: IP20
Size of terminal
Typical value
1/2 of 19” rack
≤
18 W
Parameter
Reference value
Nominal range
Influence
Ambient temperature
Operative range
+20
°
C
-25
°
C to +55
°
C
-10
°
C to +55
°
C
0.01% /
°
C
Relative humidity
Operative range
10%-90%
0%-95%
10%-90%
-
Storage temperature
-40
°
C to +70
°
C
-
-
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 ...