부품 번호 UB530

부품 정보
Functions as an idr, ibs and drop & insert (d&i) breakout panel in one small unit; supplies access to iess-308 rev. 4 engineering service channel via standard connector, and provides access to the iess-309 1/15 overhead order wire and alarms; provides standard connectors for ds1, g.703 and eia-422/449 interfaces; ds1 and g.703 can be configured for balanced or unbalanced data i/0 at the front panel via rear panel switches