AMETEK CTS
Quick start guide - Conducted
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2.3.
3-phase EUT power lines
The connectors for 3-phase EUT power lines on the devices is realized with CEE connectors.
Please take care to connect carefully the correct plugs during installation.
Important is a direct connection between neutral and PE from the power supply. Otherwise you get problems with the floating
neutral star point and inconvenience or malfunctions during the test.
The figures show the correct mapping of the plugs of the CEE connectors.
Figure 5 - Female Receptacle
Figure 6 - Male Plug
2.4.
Fuse for the EUT power supply
The pulse generators have no built in fuse for the EUT power supply. It is in the scope of responsibility of the user to protect
the EUT external for the rated current.
CAUTION
The design of the external fuse must be matching the following rules:
fuse dimension must be equal or smaller than the rated EUT current of the connected test generator
fuse must be designed for protect the connected EUT device under test in malfunction
Example of external fuse
Fuse in the building is designed for 32A.
A Fuse box with 16A fuse protection is
installed between the building supply and
the test generator.
Test generator and EUT are now fused
for 16A rated current
Figure 7 - External Fusing
Example
16A protection with a 100A installation
with a 3-phase fuse box.
The user has protected his Equipment
Under Test with this additional fuse box
for a rated current of 16A.
Figure 8 - Example of External Fuse
