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Amphenol Network Solutions
All rights reserved. 12.20.19 130316-8
509.926.6000 — amphenol-ns.com
High-Power GMT
Series Fuse Panel
1.1 Overview
The Amphenol Network Solutions high-power
GMT series fuse panels provide protected secondary
-48V VDC to telecommunications equipment at the
bay level (-48 VDC, nominal). Fuse panels are
available with GMT fuses in single-circuit (10, 20 and 30)
or dual-circuit (10/10, 15/15 and 20/20) configurations.
Shown on the right are the front and rear images
of a dual-circuit high-power 10/10 GMT fuse
panel and a front corner view of a 10/10 GMT
TFA fuse panel.
Standard features include:
•
Single- or dual-circuit, 100A input bus(es), -48 VDC
•
Discrete GMT fuse positions: 15A capacity without fuse management for heat dissipation
•
Alarm circuit board replaceable with panel in service (hot-swap)
•
Minimal rack space: one 1.75" EIA or 2" WECO rack unit (1RU) for rear access connections; 2RU for total
front access of dual-circuit 10/10 configuration
•
19" or 23" rack mounting, with mounting brackets provided (dual-circuit 20/20 panel requires a 23" rack)
•
Transparent terminal cover to meet electrical and equipment safety standards
•
Dummy GMT fuses provided for all fuse holders
•
Holes provided in chassis for inserting colored fuse designation pins
•
NEBS Level 3 (Zone 4) and CE certified
•
Fire rating: UL 94V-0 and/or VW-1 (for writing)
Special features include:
•
Noise filter circuitry (0HPGMT05NR)
Front view
Rear view
0HPGMT05R (1RU panel)
0HPGMT12R (2RU panel)
Fig. 1: 0HPGMT Models