Active / Reactive Power Control And Fault Ride Through; Active Power Control; Power Limit - Delta RPI-M8 User Manual

6. Active / Reactive Power Control and Fault Ride Through

Installers can adjust Active/Reactive power control only when Grid System are
set to: Germany MV, Germany LV, Italy LV, or Italy MV (a password is required to
change these settings). Fault ride through (FRT) can only be adjusted when Grid
System is set to: Germany MV, Italy MV, or Italy LV.
There are 2 settings for active power control and 4 settings for reactive power
control that can be configured based on the requirement of the local network
operator. It can be configured to have active power control and/or one of the
reactive power control functions.

6.1 Active Power Control

6.1.1 Power Limit

According to BDEW's technical guideline in page 25 (June 2008 version):
It must be possible to operate the generating facility at reduced power output. In
the cases listed below, the network operator is entitled to require a temporary
limitation of the power feed-in or disconnect the facility:
-
potential danger to secure system operation,
-
congestion or risk of overload on the network operator's network,
-
risk of islanding,
-
risk to the steady-state or dynamic network stability,
-
rise in frequency endangering the system stability,
-
repairs or implementation of construction measures,
-
within the scope of generation management/ feed-in management/ network
security
-
management (see „Grundzüge zum Erzeugungsmanagement")
User can reduce inverter output power by set percentage of actual or rated power.
Please refer to 7.2.6.4.1 Power Limit for the settings procedure.
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