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P1
P2
A
A
S1
S2
T2
B
B
C
C
PROTECTED
TRANSFORMER
GROUNDED WYE
NEUTRAL TAILS
HV
P2
S2
P1
S1
Issue:
Revision:
CID SWOO-ACUGQ4. C1, C2 'VFLUX' is to be 'Vab OPTIONAL'. C4, C3 'Vbc OPTIONAL' to be Vflux'
G
Date:
22/08/2016
Name:
S.WOOTTON
CAD DATA 1:1 DIMENSIONS: mm
DO NOT SCALE
G.KAPOOR
Date:
Chkd:
P2
P1
A
A
S2
S1
B
B
T1
C
C
C
PHASE ROTATION
C24
T1
A (1)
C23
C26
B (1)
C25
C28
C (1)
C27
T2
C18
A (2)
C17
C20
B (2)
C19
C22
C (2)
C21
LV
NOTE 4
NOTE 2
COMMS
P2
S2
C14
TN2
P1
S1
Y (LV)
C13
C16
TN1
Y (HV)
C15
CASE
EARTH
POWER SUPPLY VERSION 24-48V (NOMINAL) D.C. ONLY
*
Substation Automation Solutions
A
A
B
B
N
n
MiCOM P642 (PART)
a
b
C1
V
ab
OPTIONAL
C2
C4
V
flux
C3
D1
OPTO 1
D2
D3
OPTO 2
D4
D5
OPTO 3
D6
D7
OPTO 4
D8
D9
OPTO 5
D10
D11
OPTO 6
D12
D13
OPTO 7
D14
D15
OPTO 8
D16
D17
COMMON
D18
CONNECTION
F17
SEE DRAWING
EIA485/
10Px4001
KBUS
F18
PORT
F16
SCN
F1
AC OR DC
x
F2
AUX SUPPLY
Title:
DIFFERENTIAL (8 I/P & 8 O/P) WITH 2 POLE VT INPUT (40TE)
Drg
ALSTOM GRID UK LTD
10P64206
No:
(STAFFORD)
A
B
C
C
NOTE 3
c
MiCOM P642 (PART)
F11
WATCHDOG
F12
CONTACT
F13
WATCHDOG
F14
CONTACT
E1
RELAY 1
E2
E3
RELAY 2
E4
E5
RELAY 3
E6
E7
RELAY 4
E8
E9
RELAY 5
E10
E11
RELAY 6
E12
E13
E14
RELAY 7
E15
E16
E17
RELAY 8
E18
NOTES:
1. (a)
C.T. SHORTING LINKS MAKE BEFORE (b) DISCONNECT.
(b)
TERMINAL.
(c)
PIN TERMINAL (P.C.B. TYPE)
2. WYE GROUND INPUTS APPLICABLE FOR GROUNDED (EARTHED) WINDINGS.
3. C3-C4 ARE USED BY V/Hz W2 PROTECTION. C1-C2 IS OPTIONAL.
C3-C4 AND C1-C2 ARE USED BY THE NPS OVERVOLTAGE AND VCO PROTECTIONS.
THEY ALSO MAY DIRECTIONALIZE THE OVERCURRENT, EARTH FAULT AND
NPS OVERCURRENT ELEMENTS.
4. FOR COMMS OPTIONS SEE DRAWING 10Px4001.
Sht:
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Sht:
1
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