Application Guide

System Application Guide SAG582140001
Spec. No. 582140001 (Model 801
NLDB, 801NLEB, 801NL-B) Issue AN, June 4, 2014
Page 59 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 (2 AC Input Feeds)
Wire and Conduit Sizes, Branch Circuit Protection, and Lugs Selection
Lists 4 and 12
Features
♦ 3/8-16 studs on 1” 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
Two (2) AC input feeds are required in Lists 4 and 12 only. One feed per conduit and one ground per conduit.
2 Feeds, 208VAC, List B w/ List 4 or 12: Customer must provide a 300A high inrush circuit breaker
overcurrent protection device in each AC input feed.
2 Feeds, 380VAC, List A w/ List 4 or 12: Customer must provide a 150A high inrush circuit breaker
overcurrent protection device in each AC input feed.
2 Feeds, 480VAC, List A w/ List 4 or 12: Customer must provide a 125A high inrush circuit breaker
overcurrent protection device in each AC input feed.
All lugs for customer connections must be ordered separately.
Customer needs to supply lug mounting hardware.
Ordering Notes
1) Refer to Table 16 for recommended AC input wire and conduit sizes, branch circuit protection, and lugs.
Home