Alpha Technologies Cordex CXCRF 48-300W - Manual (Page 27)

0300072-J0 RevA Page 23 of 46
Figure 20 : Rear DC bus connector
DC Bus
+ -
3. Auxiliary DC output:
Each rectifier has a front panel mounted DC output. The polarity is indicated on the front plate.
Insert the wires in the mating connector and secure them by tightening the screws located on top of
the connector. The mating connector can be ordered from Alpha Technologies.
Figure 21 : Front Auxiliary DC output
Auxiliary Output
GND + -
NOTE:
On delivery, the “+” pole of the DC bus is FLOATING (i.e. NOT connected to earth). In order to
comply with the SELV (Safety Extra Low Voltage) rules, the “+” DC bus must be connected to
earth.