Table 3.47
Default parameters
Parameter
Range
Overload 1
Overload 2
Set point
0 to 200 % of nominal power
95 %
110 %
Delay
0.00 s to 1 h
30.00 s
30.00 s
Enable
Not enabled, Enabled
Enabled
Enabled
Latch
Not enabled, Enabled
Not enabled
Enabled
Alarm action
Warning
Trip [Breaker]
3.4.17 Reverse power (ANSI 32R)
Protection
IEC symbol (IEC60617)
ANSI (IEEE C37.2)
IEC 61850
Operate time
Reverse power
P<, P<<
32R
PDRP
< 100 ms
The alarm response is based on the active power (all phases), to the source, as measured by
the controller.
Controller types: These alarms are present in GENSET, EMERGENCY genset, SHAFT
generator, and SHORE connection controllers.
Set
point
Value
time
Delay
Configure the parameters under
Configure > Parameters > [Source] > Power protections > Reverse power #
, where # is 1 or 2.
Table 3.48
Default parameters
Parameter
Range
Reverse power 1
Reverse power 2
Set point
0 to 200 % of nominal power
8.0 %
15.0 %
Delay
0.00 s to 1 h
5.00 s
3.00 s
Enable
Not enabled, Enabled
Enabled
Enabled
Latch
Not enabled, Enabled
Enabled
Enabled
Action
Trip [Breaker]
Trip [Breaker]
Table 3.49
Default inhibits
Controller type
Inhibit(s)
SHAFT generator
Power take home active
3.4.18 Reactive power export (ANSI 40O)
Protection
IEC symbol (IEC60617)
ANSI (IEEE C37.2)
IEC 61850
Operate time
Reactive power export (over-excitation)
Q>, Q>>
40O
POEX
< 100 ms
DESIGNER'S HANDBOOK 4189340911K UK
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