Application Guide

SAG582140001 System Application Guide
Issue AN, June 4, 2014 Spec. No. 582140001 (Model 801
NLDB, 801NLEB, 801NL-B)
Page 50 of 115
This document is property of Emerson Network Power, Energy Systems, North America, Inc. and contains confidential and proprietary information owned by Emerson Network Power, Energy
Systems, North America, Inc. Any copying, use, or disclosure of it without the written permission of Emerson Network Power, Energy Systems, North America, Inc. is strictly prohibited.
AC Input (12 or 24 AC Input Feeds)
Wire and Conduit Sizes, Branch Circuit Protection, and Lugs Selection
Lists 5 and 13
Features
♦ 10-32 studs on 5/8” centers are provided for installation of customer provided two-hole AC Input lugs.
♦ 1/4-20 studs are provided for installation of customer provided two-hole AC equipment grounding lugs.
♦ For AC input wiring, refer to the illustration provided in this section.
Restrictions
Twelve (12) or twenty-four (24) AC input feeds are required in Lists 5 and 13 only.
24 Feeds, 208VAC, List B w/ List 5 or 13: Three feeds per conduit and one ground per conduit.
Customer must provide a high inrush circuit breaker overcurrent protection device in each AC input feed
as shown in Table 13.
24 Feeds, 380/480VAC, List A w/ List 5 or 13: Three feeds per conduit and one ground per conduit.
Customer must provide a high inrush circuit breaker overcurrent protection device in each AC input feed
as shown in Table 13.
12 Feeds, 208VAC, List B w/ List 5 or 13: Two feeds per conduit and one ground per conduit. Customer
must provide a high inrush circuit breaker overcurrent protection device in each AC input feed as shown
in Table 14.
12 Feeds, 380/480VAC, List A w/ List 5 or 13: Two feeds per conduit and one ground per conduit.
Customer must provide a high inrush circuit breaker overcurrent protection device in each AC input feed
as shown in Table 14.
All lugs for equipment grounding connections must be ordered separately. Customer needs to supply lug
mounting hardware.
Ordering Notes
1) Refer to Tables 13 (24 Feeds) and 14 (12 Feeds) for recommended AC input wire and conduit sizes,
branch circuit protection, and equipment grounding lugs.
Home