Endress ESE 406 HG-GT ES DUPLEX, Operating Instructions Manual

Page: 50 / 79

Operation
ECOtronic (idle down)
50 ESE 406 - 606 (D)HG-GT (ES) Duplex
Status: August 2017
ECOtronic (idle down)
Proceed as follows to operate the generator with idling
speed reduction.
The following requirements must be met:

generator is ready for operation

generator has been started (see 4.4)
Figure 4-8: Idle down rocker switch
Switch on idle speed reduction as follows:
1. Move the rocker switch
(Figure 4-8-(1))
into the ‘I’ (ON) po-
sition.

Idle down is activated.
Idle down is activated as soon as the motor starts and it re-
duces the motor speed to approx. 1,800 revs/min. The en-
gine speed will be increased to the nominal speed as soon
as a load is switched on. The motor will continue to run for
40 seconds at a nominal speed after the load has been
switched off, before the speed is reduced to approx. 1,800
revs/min. again.
The motor always runs in the nominal speed range if the
rocker switch is in the “0” OFF position.
Switch the idle down off as follows:
1. Move the rocker switch
(Figure 4-8-(1))
into the ‘0’ (OFF)
position.

Idle down is switched off.
Requirements
Switching the idle down
on
Switching the idle down
on
ATTENTION
Switching idle down off
1
2