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SAG581126000 System Application Guide
Issue AD, November 23, 2009 Spec. No. 581126000 (Model 700
NVBA)
Page 36 of 123
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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.
List AD: Distribution Bus Module (P/N 509565)
(8) GJ/218 Circuit Breaker System Positions (Upper Two Rows)
Features
♦ Single Voltage Distribution (+24V)
♦ 1,000A Maximum Capacity (500A per side)
♦ (8) Load Distribution Circuit Breaker Mounting Positions
(100 to 600A GJ/218-Type) NOTE RESTRICTIONS
Restrictions
Occupies two distribution rows.
For use in a 4-bus row cabinet only. Must be installed in bus positions C and D (rows 3 and 4). See also
List
AE for similar application in bus positions A and B (rows 1 and 3) or B and C (rows 2 and 3).
Panel is designed to mount circuit breakers in the following possible combinations per side:
(4) 100A to 250A
(2) 100A to 250A and (1) 300A or 400A
(2) 300A or 400A
(1) 600A and (1) 100A to 250A
Unless otherwise specified circuit breakers are divided between the two sides, and are mounted from left to
right, starting with the highest capacity and working to the lowest capacity on each side.
Ordering Notes
1) Order circuit breakers and associated jumper kits as required per Tables
5 and 6.
2) Order load lugs (two hole, 3/8” bolt clearance hole, 1” centers) as required for each distribution position
per Table
10.
GROUND
BUSBAR
3/8-16 CAPTIVE NUT, 32 PLACES (CUSTOMER MUST PROVIDE LUG
BOLTS AND ADDITIONAL HARDWARE. BOLT LENGTH: 1-1/4")
1"
LOAD CONNECTIONS
1-7/8"
1"
1"
LOAD RETURN
CONNECTIONS
LOADS
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