LABPS3020
V. 01 – 01/09/2014
4
©Velleman nv
x
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.
Overview
Refer to the illustrations on page 2 of this manual.
1
power switch
8
regulated voltage indication
2
the positive output
9
current regulator indication
3
the negative output
10
output terminal: 20 A / 30 A max; red positive; black negative
4
voltage adjustment knob
11
cooling fan
5
current adjustment knob
12
fuse
6
voltage indication
13
grounding terminal
7
current indication
5.
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.
6.
Cleaning and Maintenance
x
Disconnect the device from the mains prior to maintenance activities.
x
The power supply cables must not show any damage. Have a qualified technician maintain the device.
x
Wipe the device regularly with a moist, lint-free cloth. Do not use alcohol or solvents.
x
There are no user-serviceable parts, apart from the fuse. Contact your dealer for spare parts if necessary.
x
Store the device in a dry, well-ventilated, dust-free room.
7.
Technical Specifications
input voltage
230 V
50 Hz
output voltage
0-30 V
adjustable max.
output current
0-20 A adjustable max.
ripple voltage
=/< 1.5 mV
dimensions
265 × 140 × 360 mm
weight
17.25 kg
fuse
F8
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.
