Application Guide

System Application Guide SAG582140000
Spec. No. 582140000 (Models 802
NLDB, 802NLEB and 802NL-B) Issue AW, June 3, 2014
Page 43 of 134
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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.
TPL Fuses and Fuseholder Assemblies
Features
♦ Each fuseholder assembly is equipped with a shunt for MCA load current measurements.
♦ Bolts into bay's distribution device mounting positions.
♦ Load lug adapter plate provides 3/8" clearance holes on 1" centers for installation of customer provided
two-hole lugs. For load return lug requirements, refer to Power/Distribution and Power Only Bays
External Busbars in this section. For the distribution only bays, the load return leads are terminated
outside the bay to customer provided return busbars.
Restrictions
Load should not exceed 80% of device rating.
Refer to Table 2 for required distribution bus mounting positions.
Each distribution bus is divided into half. Each half MUST be populated with distribution devices as shown in
the illustrations at the beginning of this section, without skipping any distribution device mounting positions
within each half.
Divide distribution equally between rows.
Refer to the illustrations in this section for lug and wire size restrictions.
Load return leads are terminated outside the distribution only bay to customer provided return busbars.
Ordering Notes
1) Order fuses, the appropriate fuseholder assembly for each fuse, and load lug adapter kits per Table 2.
Load lug adapter kits also contain the necessary hardware to mount the fuseholder assembly.
2) For each fuse ordered, also order one (1) P/N 248610301 alarm fuse,
and one (1) P/N 248898700 safety fuse cover.
3) See Table 9 for recommended load distribution wire sizes and lugs.
Ampere
Rating
Required Distribution Bus
Mounting Positions
Part Number
Lug Adapter Kit
Part Number
Power/
Distribution
Bay
Distribution
Only Bay
Fuse
Fuseholder
Assembly
Power/
Distribution
Bay
Distribution
Only Bay
70 4 2 248251500 514403 520892 529132
80 4 2 248252000 514403 520892 529132
100 4 2 248252600 514403 520892 529132
150 4 2 248253300 514403 520892 529132
200 4 2 248254000 514403 520892 529132
225 4 2 248254500 514403 520892 529132
250 4 2 248255000 514403 520892 529132
300 4 2 248255700 514403 520892 529132
400 4 2 248257000 514403 520892 529132
500 4 2 248258000 514403 520892 529132
600 4 2 248259000 514403 520892 529132
800 6 3 102901 514404 520893 529131
For each fuse ordered, also order: one (1) P/N 248610301 alarm fuse (GMT-18/100A), and
one (1) P/N 248898700 safety fuse cover (GMT-X).
See Table 9 for recommended load distribution wire sizes and lugs.
Table 2
TPL Fuses and Fuseholder Assemblies
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