Chapter 2: System hardware
Power supply units (PSU)
PSU specifications
The PTP 650 AC Power Injector conforms to the specifications listed in
The PTP 650 AC+DC Enhanced Power Injector conforms to the specifications listed in
Table 11 AC Power Injector specifications
Category
Specification
Dimensions
137 mm (5.4 in) x 56 mm (2.2 in) x 38 mm (1.5 in)
Weight
0.240 Kg (0.5 lbs)
Temperature
0°C to +40°C
Humidity
90% non-condensing
Waterproofing
Not waterproof
Altitude
Sea level to 5000 meters (16000 ft)
AC Input
Min 90 V AC, 57 – 63 Hz, max 264 V AC, 47 – 53 Hz.
DC output voltage to the ODU 55V +/- 5%
AC connector
IEC-320-C8
Efficiency
Better than 85%, efficiency level ‘V’
Over Current Protection
Hiccup current limiting, trip point set between 120% to
150% of full load current
Hold up time
At least 10 milliseconds
Page
2-11