GE 869 - Page 60

2–12 869 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
ELECTRICAL INSTALLATION CHAPTER 2: INSTALLATION
Figure 2-14: Typical wiring diagram
FAST PATH:
The TRIP output relay mode depends on the Breaker/Contactor selection. If the selection is
“Breaker” the relay is in a non-failsafe mode, if the selection is “Contactor” the relay is in a
failsafe mode.
+
CONNECTION
WYE VT
DIRECTION OF POWER FLOW FOR POSITIVE WATTS
POSITIVE DIRECTION OF LAGGING VARS
+
869 Motor Protection System
NEUTRAL SIDE CTs
-
CC
CONT
COIL
STOP
START
CONTACTOR APPLICATION
TERMINAL SIDE CTs
Typical auxiliary
contacts connection
52b
52a
BREAKER APPLICATION
CLOSE
COIL
TRIP
COIL
52b
52a
START
BREAKER (52)
Phase C
Phase B
Phase A
MOTOR
INSTRUCTION
MANUAL
INPUT WIRING IN
SEE GROUND
STOP
+24 V
F21
COMMON
DIGITAL INPUT 7
DIGITAL INPUT 6
DIGITAL INPUT 5
DIGITAL INPUT 4
DIGITAL INPUT 3
DIGITAL INPUT 2
DIGITAL INPUT 1
F20
F19
F18
F17
F16
F15
F14
F13
G1 G2 G3 G4 G5 G6 G7 G8 G9
G10
G1
1 G12
G13
G14 G15
G16 G17
G18 G19
G20 G21 G22 G23 G24
DCmA I/O
ANALOG OUTPUT
ANALOG INPUT
RTD
11
23 4567 11
23 4
SHIELD
SHIELD
SHIELD
RETURN
HOT
COMP
RESER VED
RESER VED
RETURN
RETURN
AMBIENT
TEMPERATURE
RESER VED RESER
VED
RESER VED
H9
DIGITAL INPUT 7
DIGITAL INPUT 6
DIGITAL INPUT 5
DIGITAL INPUT 4
DIGITAL INPUT 3
DIGITAL INPUT 2
DIGITAL INPUT 1
H8
H7
H6
H5
H4
H3
H2
H1
+24 V
H12
COMMON
DIGITAL INPUT 10
H11
H10
DIGITAL INPUT 9
DIGITAL INPUT 8
SLOT G: I/O_L (OPTIONAL)
CH1
CH4
CH3
CH2
FIBER INPUT 1
FIBER INPUT 2
FIBER INPUT 3
FIBER INPUT 4
C9
C8
C7
C6
C5
C4
C3
C2
C1
C12
C11
C10
C15
C14
C13
C18
C17
C16
SHIELD
RETURN
COMP
HOT
COMP
HOT
RETURN
COMP
HOT
HOT
RESERVED
SHIELD
COMP
RETURN
COMP
HOT
COMP
HOT
RTD 7
RTD 7/8
RTD 8
RTD 9
RTD 10
RTD 11
RTD 12
RTD 9/10
B9
B8
B7
B6
B5
B4
B3
B2
B1
B12
B11
B10
B15
B14
B13
B18
B17
B16
SHIELD
RETURN
COMP
HOT
COMP
HOT
RETURN
COMP
HOT
HOT
RESERVED
SHIELD
COMP
RETURN
COMP
HOT
COMP
HOT
RTD 1
RTD 1/2
RTD 2
RTD 3
RTD 4
RTD 5
RTD 6
RTD 3/4
RTD 5/6
SLOT B OR C: I/O_R OR I/O_S* (OPTIONAL)
* SUPPORTS 10 OHM COPPER RTD AS WELL
CURRENT INPUTS
SLOT J
SLOT K
+24 V
G/H21
COMMON
DIGITAL INPUT 7
DIGITAL INPUT 6
DIGITAL INPUT 5
DIGITAL INPUT 4
DIGITAL INPUT 3
DIGITAL INPUT 2
DIGITAL INPUT 1
G/H20
G/H19
G/H18
G/H17
G/H16
G/H15
G/H14
G/H13
SLOT G OR H: I/O_A* (OPTIONAL)
ANY MEASURED
OR METERED
ANALOG PARAMETER
OUTPUTS
* SLOT H I/O_A IS AVAILABLE WHEN SLOT G IS WITH I/O_L
ANY MEASURED OR
METERED ANALOG PARAMETER
INPUTS
CABLE SHIELD TO BE GROUNDED
AT PLC/COMPUTER END ONLY
SLOT D
SLOT E
892769A2