UDP3305S Series Programmable DC Power Supply User Manual
UNI-T’s official website.
Alligator clip test leads
3.12 Requirements for Power Supply
UDP3305S series can only be used in following conditions:
AC 100V/120V/220V/230V±10%
AC220V input voltage: T4AL250V
AC110V input voltage: T8AL250V
Three-core power cord is provided. Please make sure that the ground wire of three-phase socket is properly
grounded before use.
250V/4A (5x20mm) fuse is selected and installed for the instrument (220V) with a spare fuse in the fuse case.
When replacing the fuse, please remove the external power cord first, then open the fuse slot under the
power interface, take out the old fuse and replace it with a new one, and install the fuse slot back after
completion.
Warning: Please do not use the damaged power cord.
3.13 Operating Environment
UDP3305S series can only be used in normal temperature and low condensing zone. The general environment
requirements are listed as follows.
3.14 Cleaning
To avoid electric shock, please unplug the power cord before cleaning.
Clean the housing and the panel with a soft damp cloth, and make sure it is completely dry.
Note: Do not use solvents like alcohol and gasoline.