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Installing the CTEG Enclosure
1. Install an APC approved concrete pad. Contact APC for more information.
2. Place the enclosure on the pad. The holes on the enclosure must be aligned with the anchor
hooks on the pad.
3. Secure the enclosure to the pad.
Wiring
Grounding
1. Install and interconnect ground rods appropriate for proper grounding according to local
electrical code requirements.
2. Route ground wires from the ground system into the bus bar located inside the enclosure.
3. Attach the ground wires to the common ground bus bar.
Input Wiring
1. Verify that the input utility circuit breaker located on the side of the enclosure is in the OFF
position.
2. Route the utility input line through the conduit and into the enclosure.
3. Connect the utility main lines L1 and L2 (red and black), to the enclosure entrance terminals L1
and L2. Ensure that sufficient service loops are available.
4. Connect the utility neutral line, to the enclosure neutral bus strip.
5. Verify that the utility ground, is connected to the enclosure bus strip.
6. For three-wire input, connect a separate 12 AWG wire from the neutral bus strip to the ground
bus strip.
Output Wiring
1. Install a pin connector (not furnished), to each of the output cables.
2. Attach the wires from the output terminal blocks to the pin on each cable.
3. Attach the ground wires to the cables.
Installing the Power Supply
Refer to the installation instructions included with the power supply components for details.
Options
Contact APC for information on available options.