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Cable Installation
6.4 Removing the Cover Plates
On the back of the Maintenance Bypass Cabinet, cover plates are over the input and output terminals (see illus- tration at right). Remove these using a phillips screw- driver. Keep screws and plates to one side.
6.5 Power Cable Installation
Refer to Table 3 below when selecting cables.
Table 3 Nfinity power cable and protection ratings
Models NMB1x & NMB4x
Max Input Current | 100 A |
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Input Protection | 100 A |
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Max Output Current | 100 A |
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Input/ Output | Max: 2/0 (70 mm2) |
Terminal Details | Min: 6 AWG (16 mm2) |
Models NMB5x & NMB8x | |
Max Input Current | 125 A |
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Input Protection | 125 A |
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Max Output Current | 125 A |
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Input/ Output | Max: 2/0 (70 mm2) |
Terminal Details | Min: 6 AWG (16 mm2) |
NOTES
If an output transformer is fitted, the Nfinity Maintenance Bypass has a
Transient and steady state earth leakage currents may occur when starting the equipment. This should be taken into account when selecting ground current detection devices, as these will carry the earth leakage currents of both the UPS equipment and the load.
Table 4 | GXT 10kVA power cable & protection ratings | |||
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| 208V | 240V |
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Max Input Current | 45A | 44A |
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Input Protection | 60A | 60A |
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Max Output Current | 43A | 42A |
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Terminal Block Details | Max: 35 mm | 2 (2/0 AWG) |
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Min: 16 mm2 (6 AWG) |
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6.6REPO Connection
Refer to the Nfinity user manual for information on connecting the REPO.
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