CIRCUTOR RGU2 Series - Manual (Page 11)

In case a level of leakage has been detected, the LCD will show the earth leakage symbol,
( Figure 6 )�
Figure 6: Earth leakage protection with leakage screen�
Finally, the following screen will be displayed when the AUX relay has been configured as a
prealarm, ( Figure 7 ).
Figure 7:Earth leakage protection with prealarm screen�
4.2.- BASIC SETUP
Once the unit has been connected, it must be programmed in accordance with the installation's
features.
The following basic parameters can be programmed:
- Adjust the trip current.
- Adjust the trip delay time.
- Select the frequency of the installation to be supervised.
5�- OPERATION
The RGU-2 unit helps control the electrical insulation level of an installation by controlling the
intensity of the leakage current.
Intelligent block Actuator block Sensor block
Inputs
O
utputs
RGU-2
An external sensor detects and measures the earth leakage current. Circutor offers the follow-
ing unit protection models in its current range of sensors: WG/WGS/WGC/TP-WG.
11 Instruction Manual
RGU-2 Earth Leakage Relay