Installation Drawings
Figure 35 Maintenance Bypass interconnection
Refer to Table 17 for key to interconnection
Maintenance Bypass/Transformer Cabinet | UPS Module |
front view without front door and panel |
NOTES
1.All
2.All interconnection hardware supplied by Liebert.
3.AC connections must be made to the UPS module before attaching maintenance bypass/transformer cabinet to UPS module.
4.Utility AC source neutral not required for maintenance bypass/transformer cabinet types D, E, M, N.
5.All cabling will be
6.Maintenance bypass/transformer cabinets must attach to the left side only.
7.Refer to the individual drawing of each piece of equipment for additional details.
Table 17
Run | From | To | Conductors |
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|
|
A | Utility AC source | Maintenance | Ph A, B, C bypass/ transformer cabinet |
|
|
|
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B | Utility AC source | Maintenance | Neutral bypass/ transformer cabinet |
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|
|
|
C | Maintenance | UPS module AC input | Neutral - UPS Input |
|
|
|
|
D | Maintenance | UPS module AC input | Ph A, B, C - UPS Input |
|
|
|
|
E | UPS module AC output | Maintenance | Ph A, B, C - UPS Output |
|
|
|
|
F | UPS module AC output | Maintenance | Neutral - UPS Output |
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|
|
|
G | Maintenance | Load AC connection | Neutral bypass cabinet |
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|
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H | Maintenance | Load AC connection | Ph A, B, C bypass cabinet |
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|
|
|
I | Utility AC source | All ground connections | Ground |
|
|
|
|
J | Monitoring terminal block | UPS Parallel Logic Board (M3) | Bypass contacts |
|
|
|
|
48