# Subscriber loop ringing power supply (32029)

Feature | Description
--- | ---
Input power | 100 - 132/200 - 264 VAC 47 - 63 Hz automatic range selection
DC output | 1. -24 VDC/-30 VDC 2. -48 VDC @ 1.2 A The combined total of 1 and 2 above is less than 1.2 A. The -24 output is switch selectable to -24 VDC or -30 VDC.
DC output regulation | Less than 1%
DC output ripple | Less than 1% peak to peak
Output isolation | -24 VDC/-30 VDC and -48 VDC isolated from chassis ground. AC output is referenced to -48 VDC output.
AC output | 86 VAC @ 0.13 A for 17, 20, and 50 Hz 72 VAC @ 0.13 A for 25 Hz
AC output frequency | 17, 20, 25, and 50 Hz +/- 10%. Switch selectable.
AC output regulation | Less than 10% for the full input voltage range and no load to full load.
AC output wave form | Simulated sine wave with less than 20% distortion.
Current limiting | All outputs have current limiting with full protection and auto recovery.
Output indicator | Green LED indicates that all outputs are operating.
Temperature range | Ambient temperature range is 0 to 50 degrees C for full load operation.
Construction | Fully enclosed aluminum chassis.