3301A MAINFRAME OPERATION MANUAL 1
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Chapter 1 Introduction
The 3301A Electronic load mainframe is designed to install up to 4 channels 3320 series plug-
in load module, 3320 (60V/30A 150W), 3321 (60V/60A 300W) or 3322 (250V/10A, 300W) plug-in
module can be installed to any slot of the 3301A mainframe. A total 1200W maximum capacity can
be implemented in 3301A mainframe.
1-1.Features
3301A mainframe provides easy operation and cost effective solution for power source testing,
the features of the 3301A Electronic load mainframe is described in the following:
1.Plug-in design, it is easy to replace different specifications load module.
2.Flexible configuration, each slot of 3301A mainframe can be installed one of 3320, 3321 or
3322 load module.
3.STORE/RECALL up to 5 states, it can reduce the testing time in incoming inspection as well
as production line.
4.Master/Slave operation two 3301A mainframe only occupy one GPIB address when operating in
Master/Slave mode.
5.Built-in GPIB interface.
1-2.Option
1. Blank panel
2. GPIB cable 1M
3. GPIB cable 2M
4. 25 pins "D" type cable 1M
5. Model 9931 Remote Controller
1-3.Specifications
The detail specifications of 3301A mainframe is shown in Table 1-1.
AC INPUT
LINE
100V/115V ±10﹪
200V/230V ±10﹪
FREQUENCY
50/60 Hz
FUSE
2A/250V (5*20mm)
1A/250V (5*20mm)
MAX.POWER
CONSUMPTION
100W
DIMENSIONS (W*H*D)
440mm * 177mm * 445mm
WEIGHT
NET：9.3Kg
Table 1-1 Specification
Summary of Contents for 3301A
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