Deif Multi-line 2 - Page 134

AGC Designer’s Reference Handbook
DEIF A/S Page 134 of 168
Illustration 1, POSITIVE slip frequency
Illustration 2, NEGATIVE slip frequency
Adjustments
The dynamic synchroniser is selected in 2010 Synchronisation type
in the control setup and is adjusted in 2020 Dynamic synchronisation
Setting Description Comment
2021 f
MAX
Maximum slip frequency. Adjust the maximum positive slip frequency where
synchronising is allowed.
2022 f
MIN
Minimum slip frequency. Adjust the maximum negative slip frequency where
synchronising is allowed.
2023 U
MAX
Maximum voltage differ-
rence (+/- value).
The maximum allowed voltage difference between
the busbar/mains and the generator.
2024 t
GB
Generator breaker closing
time.
Adjust the response time of the generator breaker.
2025 t
MB
Mains breaker closing
time.
Adjust the response time of the mains breaker.
0%
100%
P
Gen2
FUEL INDEX
FUEL INDEX
0%
100%
G1
G2
GB
GB
LOAD
P
Gen1
0%
100%
P
Gen2
FUEL INDEX
FUEL INDEX
0%
100%
G1
G2
GB
GB
LOAD
P
Gen1
Reverse power
To avoid nuisance trips caused by reverse power the synchronising settings can
be set up with a positive slip frequency.