Circutor RGU-10 B RCM, Instruction Manual

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RGU-10 B, RGU-10 B RCM
Instruction Manual
4�4�- KEYBOARD FUNCTIONS
The device has 7 keys,
Figure 8
.
1�- Keys accessible with sealed cover and tool

RESET , Starts the device after a trip.

TEST , Carries out a trip to check the proper operation of the relay.

PROG/PAG , Access to prealarm programming.
2�- Access to prealarm programming
Keys with dual function. With a long press, the device is entered to set the values. With a short press,
the option within a series of values defined in the device is selected.

SENSITIVITY (Id)
, It allows to choose between the values of 100, 300, 500 mA , 1 and 3 A

DELAY (td) , It allows to choose between the values of 100, 200, 300, 400, 500, 750 ms and
1 s.
3�- Keys accessible with sealed cover and tool
Flush buttons.

SAFETY (Std/+) , This allows the output contacts polarity to be set for both the main relay
and the prealarm.
● With normal safety (Std) the relay is activated with a fault, the status is NO.
●
With positive safety (+) the relay is activated on supplying the device and is deactivated with
the fault, the status is NC.

RESET PREALARM (AUTO)
,This allows the automatic re-establishment of the prealarm signal
to be enabled.
●
In Automatic Mode (REC), if the detected leakage current is below the preset prealarm thresh-
old, the relay becomes de-activated.
●
In manual mode, the device has to be RESET from the alarm screen in order to re-establish
the prealarm system.
4�5�- DISPLAY
The device has a backlit display with green or red light, depending on the state of the device.
The background to the screen in normal mode is
green
. The parameters required for earth leakage
protection, sensitivity and delay in its associated units are displayed. It also displays the current leak-
age current.