Table Of Contents - ComAp InteliSys NT Troubleshooting Manual

Table of Contents

Table of Contents .................................................................................................................................... 2
General guidelines ................................................................................................................................... 4
Available related documentation ............................................................................................................. 5
Troubleshooting ....................................................................................................................................... 6
Communication ................................................................................................................................... 6
RS232(x) communication doesn't work .......................................................................................... 6
RS232(2) / RS485(2) / USB communication doesn't work ............................................................. 6
Problem accessing controller after configuration programming error ............................................ 6
Modem TC35i does not respond to SMS commands ..................................................................... 6
Unsuccessful controller programming ............................................................................................ 7
How to check that CAN communication between controllers works .............................................. 8
CAN communication does not work................................................................................................ 9
Controller interface ............................................................................................................................ 10
Setpoints setting cannot be changed............................................................................................ 10
Controller does not react to buttons pushing ................................................................................ 10
Controller mode cannot be changed............................................................................................. 10
Some setpoints cannot be changed even if correct password is used ......................................... 11
Unknown alarm is displayed ......................................................................................................... 11
Wrong display HW message ........................................................................................................ 11
Configuration table error ............................................................................................................... 11
Display is blank and LEDs are neither blinking nor glowing ......................................................... 12
Display is blank, but backlight works ............................................................................................ 12
Display is showing "Unsupported code page" .............................................................................. 12
INIT is displayed and controller mode cannot be changed .......................................................... 12
External display problems ................................................................................................................. 12
No reaction to pushing command buttons or setting adjustments ............................................... 12
InteliVision/InteliVision 8 and image retention .............................................................................. 13
Synchronizing, Load control .............................................................................................................. 14
Gen-set voltage is increasing/decreasing over/under the limits during synchronization .............. 14
GCB is opened before the Load ramp time is over ...................................................................... 14
Sync fail alarm is issued ............................................................................................................... 14
MGCB is not closed even all conditions are fulfilled ..................................................................... 14
IM-NT BTB connects dead buses together .................................................................................. 15
Power management .......................................................................................................................... 15
Gen-set doesn't share load with other gen-sets ........................................................................... 15
Running Hours Equalization does not work properly.................................................................... 15
Load shedding is active although not all gensets are loaded ....................................................... 15
MGCB is not closed although gensets are running ...................................................................... 16
PC software ....................................................................................................................................... 17
There is no history in .ant file ........................................................................................................ 17
History is not complete ................................................................................................................. 17
Electrical measurement ..................................................................................................................... 17
Controller measures wrong generator/mains/bus voltages or currents ........................................ 17
Power measurement does not work ............................................................................................. 18
Other ................................................................................................................................................. 20
SummerTime Mode causing time rollback and time desynchronization ...................................... 20
Wrn addr error occurs when updating to new FW ........................................................................ 20
Statistic values window contains strange numbers upon start-up ................................................ 20
Alarms stays in Alarm list even though Fault reset was used to acknowledge them ................... 21
No active call after some protection has been activated .............................................................. 21
Forgotten controller password ..................................................................................................... 21
PID regulator doesn't work in the same way as in IS-CU ............................................................. 21
MCB fail / GCB fail alarm is issued after switching controller on .................................................. 21
How to ... ............................................................................................................................................... 23
Special applications .......................................................................................................................... 23
NT NT
InteliGen , InteliSys , InteliMains
SW version IGS-NT-3.1.0, IM-NT-3.1.0, ©ComAp - August 2018
IGS-NT Troubleshooting Guide.pdf
- Troubleshooting Guide,
NT
2