ASTEC NT5C06D - Page 8

8 Contents
UM5C06D ( 169-2071-504 ) P0831010 Standard 7.00 May 2001
Forced Load Share ................................................................................................32
Load Share Adjustment Procedure ........................................................................32
Operation.................................................................................................................. 33
Front panel controls........................................................................................34
Features ....................................................................................................... 34
Local float / equalize control .................................................................................34
High voltage shutdown (HVSD) - local ...................................................................34
High voltage shutdown - remote............................................................................34
Start-up delay.......................................................................................................35
Test points (V+, V-) ..............................................................................................35
Indicators .............................................................................................................35
Rectifier failure alarm (RFA)..................................................................................35
Fan failure alarm...................................................................................................35
Internal high voltage shutdown (HVSD) .................................................................35
Local ON/OFF control (AC breaker)........................................................................36
Remote ON/OFF control ........................................................................................36
Remote voltage sensing ........................................................................................36
Sense fail alarm (SEN FAIL)...................................................................................36
Current limiting .....................................................................................................36
Soft start / walk-in ...............................................................................................36
AC inrush current..................................................................................................36
Sequential start ....................................................................................................37
Parallel operation..................................................................................................37
Discharge of output capacitors .............................................................................37
Input AC voltage monitor ......................................................................................38
Thermal shutdown ................................................................................................38
Remote high voltage shutdown .............................................................................38
Local / remote high voltage shutdown reset ..........................................................38
Remote equalize control........................................................................................38
Power interface edge connector............................................................................38
Signal interface connector ............................................................................... 39
Maintenance............................................................................................................. 41
Float / equalize............................................................................................... 41
High voltage shutdown (HVSD) ......................................................................... 42
Cooling fan.................................................................................................... 42
Fan replacement ...................................................................................................43
Power shelf................................................................................................... 45
Troubleshooting ....................................................................................................... 47
Alarm indication............................................................................................. 47