ADTRAN T1 CSU ACE - Manual (Page 23)

Chapter 1. General
61203022L1-1B T1 CSU ACE User Manual 23
POWER OPTIONS
The T1 CSU ACE may receive power from a local power supply located
on the customer’s premises. Local power can be supplied by the
customer’s own 12 to 48 volt supply, or by the wallmount power supply
shipped with the unit (see Figure 3). The wall mount power supply is an
NEC class 2 device.
Figure 3. T1 CSU ACE Power Supply
See Powering the Unit on page 30 for details on
connecting the power to the unit.