Manual 37259C
SPM-D11 - Synchronizing Unit
© Woodward
Page 21/79
Table for Terminal 6 = "Enable Power Set point Value 2"
The status of the digital inputs "Reply: CB is open" and "Enable CB" is displayed via the LEDs "GCB closed"
and "Release GCB" on the pressure-sensitive front membrane. Additional to the input signals the conditions
listed in Table 4-3: Operating conditions - must be observed.
Input signal
Operating condition
Cond.
Relay "Command: close CB"
LED
"Gen-CB ON"
LED
"Gen CB free"
Discr. input term. 5
: "Enable
Isolated operation/ Blackstart"
0 0 x
OFF or
idle operation
-
C1
OFF
OFF
0 1 0
Idle operation or
synchronization
C
A
OFF
Slip or phase matching
0 1 1
Idle operation or
synchronization or
dead bus start
C
A
B
OFF
Slip or phase matching
Black start
1 0 0
Mains parallel operation or
shut down
-
E
OFF
OFF
1
1
0
Mains parallel operation
-
OFF
1 1 1
Load/var sharing or
isolated operation
F
D
OFF
OFF
1 0 1
Load/var sharing or
isolated operation or
shut down
F
D
E
OFF
OFF
OFF
0: "OFF" / 1: "ON" / x: Signal of no significance (0 or 1)
Table 4-2: Operating conditions - Terminal 6 = "OFF"