Black Box COMPACT T1 MT850A - Manual (Page 435)

Compact T1 - Release 6.1 11-3
Power Supply
Technical Specifications
Technical Specifications
AC Electrical Input
l 115 VAC (95 to 132 VAC, 57 to 63 Hz), 2.5 A rms, 130 W maximum
l Maximum inrush current: 24 A peak at 132 VAC
l
Rear-panel mounted circuit breaker operates for overcurrent conditions greater
than 4 A
l Front-panel AC INPUT status LED
DC Electrical Input
l -48 DC (-40 to -60 V), 2.1 ADC, 90 W maximum
l
Maximum cold start inrush current: 30 A peak at -60 VDC
l Solid-state input overcurrent protection trips at 2.5 A at 68 º F (20 º C)
l Extended mode: jumper option enables Compact T1 startup at low battery input
voltage
Electrical Output
l -37 VDC (short loop)/ -54 DC (long loop), talk battery, 1.45 A maximum
l -54 VDC battery charger output, 0.5 A maximum
l
+5 VDC, 9 A maximum
l Automatic switchover to battery backup without power interruption
Battery Charger
l Front-panel battery status LED
l Battery charging output limited to 0.5 A maximum
Alarms
Generates minor alarm contact closure on External Alarm Connector when
l
AC input voltage is not present or circuit breaker is open
l -48 VDC battery input voltage magnitude is low or absent