LABPS3020
V. 02 – 31/08/2016
4
©Velleman nv
Improper operation of the device and an excessive ambient temperature may cause certain internal
components to fail. When this happens, the actual output voltage may exceed the rated output voltage.
Proceed with caution when using this device and avoid unnecessary damage to the load.
4.
Features
LED display for voltage and current
protection mode: current-limiting
colour: white-grey
indoor use only
pollution degree II
fuse-protected
5.
Overview
Refer to the illustrations on page 2 of this manual.
1
current indication
5
grounding terminal
2
current adjustment knob
6
output terminal (+)
3
power switch
7
voltage adjustment knob
4
output terminal (-)
8
voltage indication
6.
Operation
1.
Connect a load (electrical equipment, etc.) to the power supply output, and pay attention to the polarity. Do
not reverse the polarity.
2.
Plug AC input power cord into a suitable AC power jack.
3.
Place the power switch to "ON" position, the power indicator light, and the power has been turned on.
4.
Make sure the load current is less than the rated output current of the power supply. 80 % of rated output
current is recommended as the maximum current.
7.
Cleaning and Maintenance
Disconnect the device from the mains prior to maintenance activities.
The power supply cables must not show any damage. Have a qualified technician maintain the device.
Wipe the device regularly with a moist, lint-free cloth. Do not use alcohol or solvents.
There are no user-serviceable parts, apart from the fuse. Contact your dealer for spare parts if necessary.
Store the device in a dry, well-ventilated, dust-free room.
8.
Technical Specifications
input voltage ........................................................ 230 V~, 50 Hz, 5.4 A, 1080 W, pf: 0.78
output voltage ......................................................................... 0-30 VDC adjustable max.
output current ............................................................................. 0-20 A adjustable max.
ripple voltage .................................................................................................. ≤ 1.5 mV
fuse .............................................................................................................. F8 / 250 V
max. relative humidity ........................................................................................ < 90 %
altitude ..................................................................................................... max. 2000 m
operating temperature ................................................................................. 5 °C – 40 °C
dimensions .................................................................................... 265 × 140 × 360 mm
weight ............................................................................................................ 17.25 kg
Use this device with original accessories only. Velleman nv cannot be held responsible in the event
of damage or injury resulting from (incorrect) use of this device. For more info concerning this
product and the latest version of this manual, please visit our website www.velleman.eu. The
information in this manual is subject to change without prior notice.
© COPYRIGHT NOTICE
The copyright to this manual is owned by Velleman nv. All worldwide rights reserved.
No part of this
manual may be copied, reproduced, translated or reduced to any electronic medium or otherwise without the
prior written consent of the copyright holder.