TAKASAGO HX-S-G4 Series, Instruction Manual

Page: 42 / 216

Basic Usage
42
Over Current Protection (OCP)
In the event of an over current due to a short circuit in the load, the output is turned OFF and switching is ceased to
protect the load.
The OCP current can be set from 1% to 110% of the rated current.
Setting/Canceling Over Current Protection
Setting Over Current Protection Level

. Set the output to OFF with the OUTPUT key.

. Press the OVP/OCP key to display the current OCP set value in the Number
Display (current).

. Change the set value by turning the CURRENT dial while pressing down the OVP/OCP key.

. Release the OVP/OCP key to confirm set values and to return to measurement display mode.
Holding down
Verifying Over Current Protection Operation
After settings are complete, please follow the procedures below to test verify operation.

. Disconnect the load from the power supply and short between the +/- output terminals using cross section area wires
that can flow rated current.

. Turn the POWER switch ON with the Output ON/OFF Toggle mode (FUNC.51) set to "0".

. Set the Output Current settings lower than OCP level.

. Turn OUTPUT to ON.

. Gradually increase the Output Current with the CURRENT dial. Verify
that the output turns OFF once the OCP set
current has been reached and that the error code "E005" appears in the Number Display (voltage) and the Number
Display (current) becomes the "OCP" display.

. Hold the OVP and OCP keys simultaneously for more than
1 second to cancel the alarm. Return the CC set value to
its original value.
● Press the CURRENT dial to display the current number
position. The selected number will be brightened. Press
to change position.
If all 4 places are brightened, numbers will change from
the lowest place.
● Press the OVP/OCP key to display the OVP set value in
the Number Display (voltage) and the OCP set value in
the Number Display (current).
●
If the number of parallel devices (total power) is changed, the
OCP set value is set again to the maximum value.
MEMO
* The figure above is an example of
connecting (HX-S-030-200G4)