GE P645

C19
C22
C21
C (2)
C17
C20
B (2)
A (2)
C25
C28
C27
C18
C (1)
S2
A
T2
B
C
S1
P1
A
C
B
A
PROTECTED
TRANSFORMER
C
B
P2
S2 S1
P2 P1
PHASE ROTATION
C24
C26
C23
B (1)
A (1)
T1
C B
A
POWER SUPPLY VERSION 24-48V (NOMINAL) D.C. ONLY
*
Y (HV)
C15
Y (LV)
C16
C13
C14
LV
FLUX
C3
V
C4
NOTE 2
HV
MiCOM P642 (PART)
N
n
C
ca
b
NOTE 3
BA
C
B
A
GROUNDED WYE
NEUTRAL TAILS
P2 S2
P1 S1
P2 S2
P1 S1
D18
D16
D17
D15
CONNECTION
COMMON
OPTO 8
D11
D14
D13
D12
D9
D10
D8
OPTO 7
OPTO 6
OPTO 4
OPTO 5
D4
D6
D7
D5
D2
D3
D1
OPTO 2
OPTO 3
OPTO 1
A
B
C
SEE DRAWING
10Px4001
SCN
AUX SUPPLY
F2
F1
x
AC OR DC
PORT
EIA485/
KBUS
F16
F18
F17
PIN TERMINAL (P.C.B. TYPE)
TERMINAL.(b)
(c)
C.T. SHORTING LINKS MAKE BEFORE (b) DISCONNECT.
(a)
NOTES:
1.
3. THE VT MAY BE CONNECTED ACROSS ANY PHASE-PHASE PAIR.
(USED BY V/Hz W2 PROTECTION ONLY).
4. FOR COMMS OPTIONS SEE DRAWING 10Px4001.
2. WYE GROUND INPUTS APPLICABLE FOR GROUNDED (EARTHED) WINDINGS.
RELAY 10
RELAY 9
RELAY 11
RELAY 12
B16
B15
B12
B11
B8
B7
B4
B3
HIGH BREAK
CONTACTS
MiCOM P642 (PART)
EARTH
CASE
E1
E16
RELAY 8
E18
E17
E9
RELAY 7
RELAY 6
RELAY 5
E12
E14
E15
E13
E11
E10
RELAY 3
RELAY 4
RELAY 2
RELAY 1
E5
E7
E8
E6
E3
E4
E2
WATCHDOG
WATCHDOG
CONTACT
CONTACT
F14
F12
F13
F11
COMMS
NOTE 4
T2
T1
TN1
TN2
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:
26/05/2016 S.WOOTTON
CID SWOO-AA2EBH. VT CONNECTIONS WERE C1, C2
10P64205
1
-
EXTERNAL CONNECTION DIAGRAM: 2 BIAS INPUT TRANSFORMER
DIFFERENTIAL (8 I/P 12 O/P) WITH 1 POLE INPUT (40TE)
J