Multiple Genset Applications - Woodward easYgen-2000 Series User Manual

Auto mains failure operation (AMF)
in AUTOMATIC (basic function)
6.3

Multiple Genset Applications

Overview
37535B
The LogicsManager "Start req. in AUTO" is fulfilled (TRUE)
n
AND
A shut down alarm is not present AND
n
The engine is ready for operation
n
According to the current active breaker transition mode the GCB
and MCB will be operated.
Engine stops, if
The LogicsManager "Start req. in AUTO" is not fulfilled
n
(FALSE) OR
A shut down alarm occurs
n
According to the current active breaker transition mode the GCB
and MCB will be operated.
Refer to Ä Chapter 4.5.11 "Automatic Run"
on page 246 for details.
Engine starts, if
The configured mains failure limits are reached AND
n
A shut down alarm is not present AND
n
The engine is ready for operation
n
With successful start the MCB will be opened and the GCB will be
closed.
Engine stops, if
The mains values are back in range AND
n
The mains settling time is expired
n
According to the current active breaker transition mode the GCB
and MCB will be operated.
In a multiple-unit isolated parallel application, all easYgens need
the same signals for:
Mains voltage and current
n
Reply signal of the MCB
n
The open and close contacts from all controls must be
wired in parallel.
easYgen-2200/2500 | Genset Control
Application
Multiple Genset Applications
367