GE 889 Instruction Manual page 61

CHAPTER 2: INSTALLATION
NEUTRAL SIDE CTs
SLOT K
Typical auxiliary
contacts connection
52a
F13 DIGITAL INPUT 1
52b
F14
DIGITAL INPUT 2
F15 DIGITAL INPUT 3
F16
DIGITAL INPUT 4
F17 DIGITAL INPUT 5
F18 DIGITAL INPUT 6
F19 DIGITAL INPUT 7
F20 COMMON
F21
+24 V
G/H13 DIGITAL INPUT 1
G/H14 DIGITAL INPUT 2
G/H15 DIGITAL INPUT 3
G/H16
DIGITAL INPUT 4
G/H17 DIGITAL INPUT 5
G/H18
DIGITAL INPUT 6
G/H19 DIGITAL INPUT 7
G/H20 COMMON
G/H21 +24 V
H1 DIGITAL INPUT 1
H2 DIGITAL INPUT 2
H3 DIGITAL INPUT 3
H4
DIGITAL INPUT 4
H5
DIGITAL INPUT 5
H6 DIGITAL INPUT 6
H7 DIGITAL INPUT 7
H8 DIGITAL INPUT 8
H9 DIGITAL INPUT 9
H10
DIGITAL INPUT 10
H11
COMMON
H12 +24 V
CH1 FIBER INPUT 1
CH2 FIBER INPUT 2
CH3 FIBER INPUT 3
CH4
FIBER INPUT 4
C1 HOT
C2 COMP
C3 RETURN
C4 HOT
C5 COMP
C6 HOT
C7 COMP
C8 RETURN
C9 SHIELD
C10 HOT
C11 COMP
C12 HOT
C13 COMP
C14 RETURN
C15 HOT
C16 COMP
C17 SHIELD
C18 RESERVED
CABLE SHIELD TO BE GROUNDED
AT PLC/COMPUTER END ONLY
ANALOG PARAMETER
889 GENERATOR PROTECTION SYSTEM – INSTRUCTION MANUAL
Figure 2-14: Current Differential Typical wiring diagram
TERMINAL SIDE CTs
RTD 7
RTD 7/8
RTD 8
RTD 9
RTD 9/10
RTD 10
SLOT B OR C: I/O_R OR I/O_S* (OPTIONAL)
RTD 11
* SUPPORTS 10 OHM COPPER RTD AS WELL
RTD 12
SLOT E
SLOT D
1 1
G1
ANY MEASURED
OR METERED
OUTPUTS
DIRECTION OF POWER FLOW FOR POSITIVE WATTS
BREAKER (52)
WYE VT
SLOT J
SLOT G OR H: I/O_A* (OPTIONAL)
* SLOT H I/O_A IS AVAILABLE WHEN SLOT G IS WITH I/O_L
889 Generator Protection System
SLOT G: I/O_L (OPTIONAL)
DCmA I/O
ANALOG OUTPUT
ANALOG INPUT
2 3 4 5 6 7 1 1 2 3 4
G2 G3 G4 G5 G6 G7 G8 G9 G10 G11 G12 G13 G14 G15 G16 G17 G18 G19 G20 G21 G22 G23 G24
ANY MEASURED OR
METERED ANALOG PARAMETER
INPUTS
ELECTRICAL INSTALLATION
Phase A
Phase B
Phase C
+ TRIP
TRIP - CIRCUIT
COIL
52a
CLOSE
+
-
CIRCUIT
COIL
52b
G/H1
G/H2
G/H3
G/H4
G/H5
G/H6
G/H7
G/H8
G/H9
G/H10
G/H11
G/H12
G/H22
G/H23
G/H24
HOT B1
RTD 1
COMP B2
RTD 1/2 RETURN B3
HOT B4
RTD 2
COMP B5
HOT B6
RTD 3
COMP B7
RTD 3/4
RETURN B8
SHIELD B9
HOT B10
RTD 4
COMP B11
HOT B12
RTD 5
COMP B13
RTD 5/6
RETURN B14
HOT B15
RTD 6
COMP B16
SHIELD B17
RESERVED B18
RTD
OPEN DELTA VT CONNECTION
AMBIENT
TEMPERATURE
892842A2
2–13