Siemens SENTRON 3VL System Manual page 168

Technical data
12.6 Power loss
Electronic trip units (ETU / LCD-ETU)
The table below shows the power loss for electronic trip units (ETU / LCD-ETU). The power
loss applies for I
current paths.
The current path resistance is only a guide value and can fluctuate.
Table 12- 30 Power loss for electronic overload releases (ETU / LCD-ETU)
VL160
VL250
VL400
VL630
VL800
VL1250
VL1600
Starter combinations
The table below shows the power loss and the current path resistance for starter
combinations. The power loss applies for I
loss is the sum of all current paths. The current path resistance is only a guide value and can
fluctuate.
Table 12- 31 Power loss for starter combinations
VL160
VL250
VL400
VL630
168
with 3-phase balanced load. The specified power loss is the sum of all
n
Type Rated current [A]
Type Rated current [A]
Power loss [W]
63
100
160
200
250
315
400
630
800
1000
1250
1600
with 3-phase balanced load. The specified power
n
Power loss [W]
63
100
160
250
200
250
315
315
500
System Manual, 03/2009, 110 0110 - 02 DS 01
Path resistance [mΩ]
7
16
40
42
60
60
90
160
250
135 0,045
210 0,045
260 0,034
Path resistance [mΩ]
7
16
40
60
30
42
60
59
118
3VL molded-case circuit breakers
0,59
0,53
0,52
0,35
0,32
0,2
0,19
0,13
0,13
0,59
0,53
0,52
0,32
0,25
0,22
0,20
0,20
0,16