TDK-Lambda DRB480-1 Serie Manuel D'instructions page 18

DRB480-xx-1 Instruction Manual
DRB-480 Handbook
5. Orientation
5-1. Orientation
This power supply must be orientated vertically with input lowest.
Do not exceed the load deratings.
Leave space around the unit to ventilate heat efficiently.
6. Internal Fuse Rating
Internal fuse information:
DRB480-24-1
Littelfuse 216 series
Schurter SP series
7. Power supply mounting on DIN RAIL (TS35 or equivalent)
Make sure input and output are disconnected when mounting the power supply onto the din rail
8. Before concluding that the unit is faulty
Before concluding that the unit is faulty, make the following checks.

Check if the rated input voltage is connected.

Check if the wiring of input and output is correct.

Check if the wire material is not too thin.

Check if the output voltage control ( V.ADJ ) is properly adjusted.

Check if the output current and output wattage do not exceed the specification.

Audible noise can be heard during Dynamic-Load operation.

Audible noise can be heard when input voltage waveform is not sinusoidal wave.
.
9. Returns
Please contact your local sales office or visit our website to arrange return of any faulty product..
Page 18 of 21
F10AH, 250V
F10AH, 250V
260235 issue 1, June 2016