Wire Size And Lug Selection Tables For Load And Battery Connections To Tph Fuses And Gj/218-Type Circuit Breakers Or Battery Branch Circuits - Emerson SAG581126000 System Application Manual

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SAG581126000
Issue AD, November 23, 2009
Wire Size and Lug Selection Tables for Load and Battery Connections
to TPH Fuses and GJ/218-Type Circuit Breakers or Battery Branch Circuits
Fuse/
Circuit
6 AWG
Breaker
Amperage
(3)
70A
33
80A
--
100A
--
125A
--
150A
--
175A
--
--
200A
Lug
245349900 245350000 245348200 245347100 245347200 245347300 245347400 245347500
1
Wire sizes based on recommendations of the American National Standards Institute (ANSI) approved
National Fire Protection Association's (NFPA) National Electrical Code (NEC). Table 310-16 for copper
wire at 90°C conductor temperature operating in ambients of 30°C and 40°C was used. For other operating
ambient temperatures, refer to the NEC. For operation in countries where the NEC is not recognized,
follow applicable codes.
2
Recommended wire sizes are sufficient to restrict voltage drop to 1.0 volt or less at listed branch current for
the loop lengths shown. Loop length is the sum of the lengths of the positive and negative leads.
3
Wire Size / Loop Length Combination Calculated using 30°C Ambient Operating Temperature.
4
Wire Size / Loop Length Combination Calculated using 40°C Ambient Operating Temperature.
5
Two-hole lug, 3/8" bolt clearance hole, 1" centers. Refer to drawing 031110100 for lug crimping
information.
Recommended Wire Sizes and Lugs for Load and Battery Connections
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.
Recm 90°C Wire Size
4 AWG
2 AWG
1/0 AWG
Loop Length (feet)
(3, 4)
(3, 4)
53
85
135
(3, 4)
(3, 4)
47
74
118
(3, 4)
--
59
95
(3)
--
47
76
--
--
63
--
--
--
--
Recommended Crimp Lug
Table 13 (cont'd on next page)
to Various TPH Fuses and GJ/218-Circuit Breakers
or Battery Branch Circuits
Page 88 of 123
Spec. No. 581126000 (Model 700
(1)
2/0 AWG
3/0 AWG
(2)
(4)
--
--
(3, 4)
--
--
(3, 4)
(3, 4)
119
--
(3, 4)
(3, 4)
95
120
(3, 4)
(3, 4)
79
100
(3, 4)
(3, 4)
--
68
86
(3, 4)
--
--
75
(5)
System Application Guide
Home
4/0 AWG
250 kcmil
--
--
--
--
--
--
(4)
--
--
(3, 4)
--
--
(3, 4)
108
--
(3, 4)
(3, 4)
95
112
)
NVBA

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