Figure 1.5-1 Functional Diagram Of 7Sr224 Relay Showing Possible External Connections - Siemens 7SR224 Description & Operation
Recloser controller
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Also See for 7SR224:
- Technical manual (350 pages) ,
- Manual (73 pages) ,
- Technical reference (50 pages)
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Figure 1.5-1
©2009 Siemens Protection Devices Limited
I
L1
(I
)
A
I
L2
(I
)
B
I
L3
(I
)
C
I
4
(I
/I
)
G
SEF
V
L1
(V
)
A
V
L2
(V
)
B
V
L3
(V
)
C
V
4
(V
)
X
Functional Diagram of 7SR224 Relay Showing Possible External Connections
67/
37
50
49
51V
50
(x2)
BF
(x4)
67/
37
50
49
51V
50
(x2)
BF
(x4)
67/
37
50
49
51V
50
(x2)
BF
(x4)
46
46
60
60
NPS
BC
CTS
VTS
(x2)
67/
67/
67/
64
50G
51G
50S
H
(x4)
(x4)
(x4)
NOTE: The use of some
functions are mutually exclusive
27
27S
59
59S
(x4)
27
27S
47
81
59
59S
(x2)
(x4)
(x4)
27
27S
59N
59
59S
(x2)
(x4)
27
59
(1) Description of Operation 7SR224
7SR224
67/
81
51
HBL
(x4)
2
67/
81
51
HBL
(x4)
2
67/
81
51
HBL
(x4)
2
67/
51S
(x4)
Note:
Example shows
Voltage Config =
Van, Vbn, Vcn
74
Batt
TCS
Test
(x3)
Cap.
79
Test
Page 9 of 66
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