Emerson UPS Systems installation manual Cable routing

Page 19

Installation Drawings

Figure 11 Cable routing

TOP ENTRY NOTES:

1.Cables from lower busbars must be routed and tied to the aligning holes on the the cable landing bar directly above (see figure below). Installation method is to prevent cables from lower busbars from contacting the upper busbars.

2.Cables from upper busbars can be optionally tied also, as shown in top entry view.

3.The UPS output phase cables must be run

on the left side of cabinet, outside of the ground bus.

Input

Neutral

Ground

Output

Phase B

Input

Phase C

Input

Phase A

UPS

Output

Phases

BOTTOM ENTRY NOTES:

1.Cables from upper busbars must be routed so that they run clear of lower busbars.

Output

Phase A

Output

Phase C

-13BC -13BC

DO NOT DOUBLE-STACK LUGS (PUT

TWO LUGS ON SAME SIDE OF BUSBAR).

THIS IS TO PREVENT THE CABLES

FROM COMING INTO CONTACT WITH

OTHER BUSBARS.

Maintenance

Isolation Breaker

(MIB) Busbar

TOP CABLE ENTRY ROUTING

BOTTOM CABLE ENTRY ROUTING

BREAKERS REMOVED FOR CLARITY

15

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Contents Liebert NXL Maintenance Bypass Cabinet Product Warranty Registration Table of Contents Figures Important Safety Instructions Introduction Positioning Power Cables Power Cable Connection Procedure Single-Module Mechanical Installation Installation Drawings Two-Breaker Maintenance Bypass Cabinet, two-input, attached Busbar Detail B Front Section A-A Bottom View Footprint Bottom View Footprint TOP View BUS BAR Detail a BUS Termination Detail Cable routing Front Run From Conductor Bypass Installation Drawings P1 D T Installation Drawings Interlock Control wiring connections withoutFrom Purpose Control wiring connections with interlockSection A-A Cabinet-to-Cabinet Liebert NXL Maintenance Bypass Cabinet specifications SpecificationsRecommended conduit and cable sizes-Maintenance Bypass Input Recommended conduit and cable sizes-Load Bank Output Recommended conduit and cable sizes-Module Bypass InputRecommended conduit and cable sizes-Module Output Recommended conduit and cable sizes-Load Output#4/0 AWG Recommended lug sizesSpecifications Page That Ne tIti Ti n