Trip Circuit Supervision (74Tcs) - Siemens 7SR224 Technical Manual
Recloser controller
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- Manual (73 pages) ,
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- Technical reference (50 pages)
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3.6
Trip Circuit Supervision (74TCS)
Figure 3-6
Trip Circuit Supervision
Voltage Inputs:
Current Inputs:
Disable:
Map Pickup LED:
The TCS-n Delay can be initiated by applying an inversion to the relevant status input and measured by
monitoring of the alarm output.
TCS-n Delay setting
©2010 Siemens Protection Devices Limited
37
50
49
(x2)
BF
I
L1
(I
)
A
37
50
49
(x2)
BF
I
L2
(I
)
B
37
50
49
(x2)
BF
I
L3
(I
)
C
46
46
60
NPS
BC
CTS
(x2)
67/
64
50G
H
I
(x4)
4
(I
/I
)
G
SEF
NOTE: The use of some
functions are mutually exclusive
27
V
27S
L1
59
(V
)
59S
A
(x4)
27
V
27S
L2
59
(V
)
59S
B
(x4)
27
V
27S
L3
59
(V
)
59S
C
(x4)
V
27
4
(V
)
59
X
n/a
n/a
74TCS-n - Self Reset
7SR224 Argus Commissioning & Maintenance Guide
7SR224
67/
67/
81
51V
50
51
HBL
(x4)
(x4)
2
67/
67/
81
51V
50
51
HBL
(x4)
(x4)
2
67/
67/
81
51V
50
51
HBL
(x4)
(x4)
2
60
VTS
67/
67/
67/
51G
50S
51S
(x4)
(x4)
(x4)
Note:
Example shows
Voltage Config =
47
81
Van, Vbn, Vcn
(x2)
(x4)
74
Batt
59N
TCS
(x2)
Test
(x3)
Cap.
79
Test
Measured
Chapter 6 Page 62 of 73
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