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530-101080 REV F
1122-03F
March 11, 2013
Westell
FUSE PANEL
Technical Practice
NPGMT1122
10 Position GMT Front Access
FEATURES
1 bus of 10 GMT fuses (Accepts up to15 Amp GMT fuses).
Polarity insensitive (+/- 24 or +/- 48 Vdc) battery voltage.
This panel can operate at 70 Amps of output current per panel.
Barrier terminal strips for fused outputs and isolated returns (grounds).
Form C relay contacts are provided to extend alarms.
Front access design has all terminations on front of panel, (1RU panel, 1.75"H).
Mounting brackets are supplied for 1" & 1-3/4" spacing and are universal for 19" and 23" racks, with flush
and offset mounting options.
RoHS Compliant.
UL Listed
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Summary of Contents for Westell NPGMT1122
- Page 1 1122-03F March 11, 2013 Westell FUSE PANEL Technical Practice NPGMT1122 10 Position GMT Front Access FEATURES 1 bus of 10 GMT fuses (Accepts up to15 Amp GMT fuses). Polarity insensitive (+/- 24 or +/- 48 Vdc) battery voltage. This panel can operate at 70 Amps of output current per panel.
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Page 2: General Description
1.5. The NPGMT1122 fuse panel is made from 1. GENERAL DESCRIPTION 0.050" steel and painted off white. This panel is 1.1. The NPGMT1122 Fuse Panel provides up shipped universal brackets that will fit both 19" to 10 circuits for the distribution of DC power to and 23"... -
Page 3: Installation
bracket with the vertical slot is used on both 1” MAX FUSE SIZE 15AMPS and 1-3/4” spacing. There will be two brackets with horizontal slots, these will fit 1” or 1-3/4” spacing. All three brackets are universal for 19” and 23” rack mount spacing (see figure 4.2.1) and can be mounted so the panel can be installed for a flush mounting or 5”... - Page 4 Each fuse position is numbered and that circuit is available at the terminal block position with the same number. (See Figure 4.5.1) 19" Mounting Position 23" Mounting Position MAX TORQ 36 IN-LB Figure 4.2.1 4.3. Mount the fuse panel on the equipment rack using the thread forming #12-24 rack mounting screws and tooth lock washers Figure 4.5.1...
- Page 5 4.8. CHASSIS GROUND; For safety reasons, to limit the input current to 100 Amps max (ie and as recommended by NEBS, the chassis use a Maximum 100A battery supply fuse.) should be electrically connected to the rack panel should power with ground.
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Page 6: Specifications
5. SPECIFICATIONS 5.1. Voltage -/+24 or -/+48 VDC Typical -/+22 to -/+58 VDC Max. 5.2. Current/Fuse 10.5 Amps Max per GMT output (with 15 Amp Fuse) 5.3. Current/Panel 70 Amps Maximum Fuse/breaker input at 100Amps maximum. 5.4. Output Fuse GMT Style Fuse Holders 5.5. - Page 7 Compatible locking forks for outputs Locking forks for #6 screw Panduit#; PV10-6LF (12-10 awg wire) (Ø2.05-2.59 mm wire) PV14-6LF (16-14 awg wire) (Ø1.29-1.63 mm wire) PV18-6LF (22-18 awg wire) (Ø0.644-1.02 mm wire) Or “Narrow Tongue” ring lugs by Burndy, for the large cables; Burndy# YA8CLNT6 (8 awg wire) (Ø3.26 mm wire) Table 1.1: Alternate Input Cable Sizes for Alternate Input Protection Device Sizes...
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Page 8: Technical Services
7. WARRANTY & REPAIRS 7.1 Westell warrants this product to be free of address below. Once an RMA number is defects at the time of shipment. Westell also obtained, return the defective unit (freight... - Page 9 Page...
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