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Amphenol Network Solutions
All rights reserved. 12.16.19 138661-5 A0
509.926.6000 – amphenol-ns.com
Dual-Feed 350A 6-Circuit
Breaker/TFD Distribution
Panel with 5 GMTs
1.3 Specifications
Inputs:
Specifications:
Voltage range (nominal voltage)
± 20V to ± 30V (nominal ± 24 VDC)
-40V to -60V (nominal -48 VDC)
Max. input load rating
350A @ +50°C
300A @ +55°C
Short circuit withstand rating
5000A
Nominal power loss at full load
Less than 40W per side @ 16,800W full load per side
(350A x 48V)
Max. input interrupt device
440A
Input terminal studs (with nuts, flat washers & spring
washers) for dual-hole compression lugs
3
/
8
-16 studs on 1 in. centers [max. lug width of 1.625 in.
(41.3 mm)]. Torque nuts (using
9
/
16
in. or 15 mm wrench)
to 140 in-lb. (15.5 N•m).
Input wire size
#1 AWG to 750 MCM
Breaker/Fuse Outputs:
Specifications:
Max. output single-pole, long-delay circuit breaker (ea.)
100A
Max. output TFD holder, schematic C
125A (TLS fuse)
70A (TPS fuse)
Max. continuous output load (ea.)
80% of rated
Min. short circuit interrupt rating
5000A
Max. total output load
300A per side
Output terminal studs (with KEPS nuts and washers) for
dual-hole compression lugs
10-32 studs on
5
/
8
in. centers [max. lug width of 0.6 in.
(15.2 mm). Torque nuts (using
3
/
8
in. or 10 mm wrench) to
20 in-lb. (2.27 N•m)
Output wire size
#6 AWG to #2 AWG
GMT Outputs:
Specifications:
Max. rated output GMT fuse (ea.)
15A
Max. continuous output load (ea.)
70% of rated
Max. total output load
50A per side
Output terminals for compression lugs
6-32 panhead screws [max. lug width of 0.32 in.
(8.1 mm)]. Torque to 6.3 in-lb. (0.7 N•m).
Output wire size*
#22 AWG to #12 AWG
