hager HR551 - Pre-Alarm Polarity; Trip Relay

Configuration
Pre-alarm
l
Press the button for > 3 seconds to confirm the setting.
l
Press the R button to go to the next configuration point.
8.3.3 Pre-alarm polarity
The pre-alarm polarity is configured in this step.
Fig. 39: Pre-alarm operation
l
Press the button to set the percentage of the trip current.
The programming value flashes.
l
Press the R or T button to choose between the different values.
Pre-alarm polarity
YES: The pre-alarm works with positive polarity (the polarity of the contacts is the reverse of
standard polarity).
Possible values
NO: The pre-alarm works with standard polarity.
Table 11: Setting options for the polarity of a pre-alarm
l
Press the button for > 3 seconds to confirm the setting.
l
Press the button again for > 3 seconds to go to the Pre-alarm set-up menu.
8.4 Trip relay
The Trip relay set-up menu
Fig. 40: Trip relay set-up menu
The Polarity parameter can be configured here.
>
3s
>
3s
Fig. 41: Polarity menu
34 Fehlerstromschutz-Relais
Polarity of the trip delay