RELAY 10
RELAY 11
RELAY 12
RELAY 14
RELAY 13
RELAY 15
EARTH
CASE
AC OR DC
AUX SUPPLY
+
-
F2
F1
*
B15
B16
B18
B17
B11
B10
B12
B13
B14
B7
B9
B8
B6
B5
CONTACT
WATCHDOG
CONTACT
RELAY 2
RELAY 1
WATCHDOG
RELAY 4
RELAY 5
RELAY 6
RELAY 7
RELAY 9
RELAY 8
RELAY 3 ANY TRIP
10Px4001.
SEE DRAWING
PORT
KBUS
EIA485/
SCN
+
F16
F18
-
F17
NOTE 4.
COMMS
E18
B2
B3
B4
B1
E14
E13
E17
E16
E15
E11
E10
E12
E9
E8
E5
E6
E7
E4
E3
MiCOM P144 (PART)
F11
F13
F12
F14
E1
E2
NOTE 3.
x
POWER SUPPLY VERSION 24-48V (NOMINAL) D.C. ONLY
*
a
A
NOTE 2.
5AC4
C7
C6
C9
b
c
C
B
1A
5A
1A
C1
C3
B
C
A
DIRECTION OF FORWARD CURRENT FLOW
P1
MiCOM P144 (PART)
5A
1A
OPTO 1
OPTO 2
D5
D4
D3
+
-
D2
D1
-
+
PHASE ROTATION
440V
C24
C23
a
A
N
c
b
C
B
C
A
B
3. THIS RELAY SHOULD BE ASSIGNED TO ANY TRIP TO
2. C.T. CONNECTIONS ARE SHOWN 1A CONNECTED AND ARE TYPICAL ONLY.
NOTES 1.
C.T. SHORTING LINKS
(a)
NOTE 5.
N
C
B
110V
C22
C21
110V
C20
C10
C12
C13
C15
A
SENSITIVE
N
N
110V
C19
5A
1A
1A
5A
D17
CONNECTION
COMMON
D18
-
OPTO 5
OPTO 6
OPTO 7
OPTO 8
OPTO 4
D12
+
D16
D15
D14
D13
+
-
-
+
D10
D11
D9
D8
-
+
-
+
OPTO 3
D6
D7
+
-
5. DERIVED NEUTRAL POINT. SEE P14X/EN T/B33 FOR DETAILS OF RESISTORS.
4. FOR COMMS OPTIONS SEE DRAWING 10Px4001.
ENSURE CORRECT OPERATION OF THE PROTECTIVE RELAY.
PIN TERMINAL (P.C.B. TYPE)
(b)
Drg
No:
Issue: Revision:
Date:
Date:
Name:
Chkd:
DO NOT SCALE
CAD DATA 1:1 DIMENSIONS: mm
Title:
Substation Automation Solutions
ALSTOM GRID UK LTD
(STAFFORD)
Sht:
Next
Sht:
13/05/2013 H.ONG
FIELD VOLTAGE OUTPUT REMOVED. CID HONG-95RDV7
10P14404
1
2
EXT CONN DIAG: FEEDER PROT'N RELAY (8 I/P & 15 O/P) USING
VEE CONNECTED VTs, 2 LINE CTs AND A CORE BALANCE CT
G
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