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Figure 3-1
1. Align the knuckle with the pin and attach the lid.
2. Reconnect the grounding wire.
3. Sticking the Enclosure Label.
Warning: The resistance of the connected grounding wire must be less than 0.1 Ohm.
Wiring the AC Power Cord
US Mains
For the MPA2MPSU, MPA4MPSU kits and MPA2ENCMU enclosure (with IEC/UL
mains socket), to wire the AC power supply to the enclosure's power supply unit,
proceed as follows:
1. Connect the power cord that came with the package to the Mains socket.
2. Check if the LED at the top of the socket will light up as soon as the mains
Caution: The AC power cord used must be a three-core type (with green/yellow earth insulation)
of adequate current carrying capacity. Follow local laws and regulations regarding
cable types and length. The green/yellow earth insulation wire of AC power cord must
be connected with the earth ground.
126
Removing the Grounding Wire and Remove the Lid
voltage is applied.
MPA2C3 Installation Guide
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