High-Power GMT Series Fuse Panels
Models 0HPGMT Installation Guide
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8
External
Alarm
Device
Below the LEDs and alarm card is a pull-out circuit designation card accommodating up to 40 circuit
designation entries.
The back panel of the 1RU panels contains input and output terminal connections (NEG connections at top;
POS or RTN connections below), chassis ground connections and wirewrap pins for external alarm hookups.
Wirewrap Pin Arrangements for External Alarm Hookups
Bay Alarms
Standard Alarms
NEG
1
NEG 48 VDC 5
10
R V A
NC
C
NO
1
5
NEG 48 VDC 10
NEG
INPUT
B
INPUT: 100A MAX PER BUS. TORQUE TO 62 IN-LBS B SIDE
OUTPUT: 15A MAX. TORQUE TO 9 IN-LBS
A SIDE
A
INPUT
POS
RTN
1
POS RTN
5
10
1
5
POS RTN
10
POS
RTN
Side B Output Terminals
Side B Input Terminals
CHASSIS
GROUND
Side A Output Terminals
Side A Input Terminals
Figure 4 - Model 0HPGMT05BR (Rear View)
1.1.2.1 Bay & Failure Alarm Options
The panel is available with alarm relays for standard remote/visual/audible failure alarms to activate lights and
sound alarms when either power feed to the panel fails and/or any fuse blows.
Figure 5 shows the hookups for failure alarms.
R V
A
NC
C
NO
NC
NC
C
C
Figure 5 - Alarms
NO
NO
R
V
A
E
I
U
M
S
D
-V
O
U
I
T
A
B
NC
C
NO
NC
C
NO
External
Alarm
Device
dc
RTN