Open Gcb - Woodward easYgen-2000 Series User Manual

Configuration
Configure Application > Configure Breakers > Open GCB
4.5.1.4

Open GCB

194
Automatic operation
The operating mode AUTOMATIC has been selected
n
The parameter "Dead busbar closure MCB" (parameter
n
3431 Ä p. 206) is configured On
The mains voltage is available and within the configured oper‐
n
Ä Chapter 4.4.2.1 "Mains Operating Voltage / Fre‐
ating range (
quency" on page 136 )
The GCB is open or has been opened for at least the "Transfer
n
time GCB↔MCB" (parameter
mode only)
The "Enable MCB" (parameter
n
present, for example discrete input 6 is energized if configured
as DI 6
The busbar voltage is below the dead bus detection limit
n
(parameter 5820 Ä p.
Manual operation
Operating mode MANUAL has been selected
n
The parameter "Dead busbar closure MCB" (parameter
n
3431 Ä p. 206) is configured "On"
The mains voltage is available and within the configured oper‐
n
Ä Chapter 4.4.2.1 "Mains Operating Voltage / Fre‐
ating range (
quency" on page 136 )
The GCB is open or has been opened for at least the "Transfer
n
time GCB↔MCB" (parameter
mode only)
The "Enable MCB" (parameter
n
present, for example discrete input 6 is energized if configured
so
The button "Close MCB" has been pressed
n
The busbar voltage is below the dead bus detection limit
n
(parameter 5820 Ä p.
The following applies to application modes
and
The GCB will be opened when the "Command GCB open" is
issued. The behavior of the GCB open relay depends on the set‐
ting of parameter 3403 Ä p.
If this parameter is configured as "N.O.", the relay energizes to
open the GCB, if it is configured as "N.C.", the relay de-energizes
to open the GCB.
The GCB will be opened under the following conditions:
In STOP operating mode after unloading the generator
n
In case of a class C alarm or higher
n
By pressing the "GCB" or "MCB" softkey (depending on the CB
n
logic which has been set) in MANUAL operating mode
By pressing the button "stop engine" in MANUAL operating
n
mode
easYgen-2200/2500 | Genset Control
3400 Ä p.
12923 Ä p.
201)
3400 Ä p.
12923 Ä p.
201)
.
202.
201) (open transition
206) signal is
201) (open transition
206) signal is
,
37535B