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PTP 250 User Guide Power supply unit specifications
phn-2182_002v000
May 2011 4-13
Power supply unit electrical
The power supply units conform to the electrical specifications listed in Table 4-11 .
Table 4-11 Power supply unit electrical specifications
Category PoE power supply PIDU
AC input voltage 100 to 240 V AC 90 to 264 V AC
AC input current 0.8A @ 110 to 220 V AC
AC frequency 50 to 60 Hz 47 to 60 Hz
Alternative DC Input None. 37 to 60 V DC
The PoE power supply conforms to the Ethernet interface specifications listed in Table
4-12 .
Table 4-12 PoE power supply Ethernet interface specifications
Category PoE power supply
Input (Data In) Ethernet 10/100/1000 Base-T
(RJ-45 female socket)
Output (Data & Power Out) Ethernet 10/100/1000 Base-T, plus 55 V DC
(nominal)
RJ-45 female socket, with DC voltage on pairs
7-8 (-) and 4-5 (+)
User Port Power: 30 Watts Max