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Multiple generators are to be operated in parallel to the mains maintaining a stable power
at the interchange point. The generators shall be started depending on the momentary
load at the plant. An emergency operation in case of a mains failure is also intended.
The load dependent start/stop function (LDSS) shall be enabled with a remote start
request. LDSS shall depend on the reserve power on the busbar. In case of a dead busbar
(caused by a mains failure) all capable generators shall be started and operated with
their minimum running time.
No generator priority is considered. Generator selection shall be performed depending on
the operating hours.
The following assumptions are valid for the example:
• 3 generators, each with 80 kW rated power, are available.
•
• The recommended minimum load for the generators is 40 kW.
•
• The minimum running time is 180 s.
•
6.2.1.1
Configuring Load-Dependent Start/Stop
⚙
1. ▷
Either on the front panel or using ToolKit navigate to menu [PARAMETER / Configuration /
Configure application / Configure operation modes / Load dependent start/stop / General
LDSS settings].
2. ▷
Configure the parameters below.
ID
Parameter
Value
Comment
5752
Start stop
mode
Reserve
power
The reserve power at the interchange point is to be
considered for LDSS
5753
Dead busbar
start mode
All
All generators shall start in case of a dead busbar (mains
failure)
5751
Base priority
5
The base priority for the genset is 5
5754
Fit size of
engine
No
The generator rated power is not considered for LDSS
5755
Fit service
hours
Equal
The remaining hours until next service are considered for
LDSS
5756
Changes of
engines
Off
No engine change will be performed
5777
LDSS sort
priority always
Off
LDSS priority follows settings without permanently
refreshing.
5759
Minimum
running time
180 s
The minimum running time is 180 seconds
12930
LD start stop
LM
86.86:
TRUE
Enables function LDSS
Table 95: General LDSS parameters
690
easYgen-3000XT Series
B37574
6 Application Field
6.2.1.1 Configuring Load-Dependent Start/Stop
Released
Содержание easYgen-3000XT Series
Страница 109: ...Fig 72 easYgen 3100XT P1 Series 109 easYgen 3000XT Series B37574 3 Installation 3 4 1 Interfaces overview Released...
Страница 122: ...Fig 85 Menu structure menu tree easYgen 3100XT P1 3200XT P1 122 easYgen 3000XT Series B37574 4 Configuration Released...
Страница 332: ...Fig 169 Load sharing diagram 332 easYgen 3000XT Series B37574 4 Configuration 4 4 4 3 6 Load Sharing Released...