HindlePower Atevo Series Operating/Service Instructions Manual page 168

HindlePower Inc
7.5.10 Open AC Breaker Alarm – 7.5.10 Open AC Breaker Alarm – optional
This alarm is activated when the Main Control Board (A1) senses that AC Input Circuit Breaker
(CB1) is open. The set point for this alarm is not adjustable.
7.5.11 DC Power Supply Failure Alarm 7.5.11 DC Power Supply Failure Alarm
This alarm is activated when the Main Control Board (A1) is not sensing power from its internal
dc voltage source. ATevo is powered by both ac and dc sources. It uses the ac power source
when one is available, but its dc source (P/S-9V) when there is no ac.
ATevo may be operating when this alarm is active, but it may fail when the ac power is
removed. Set points for this alarm are not adjustable.
7.5.12 7.5.12 SCR SCR Failure Alarm Failure Alarm
This alarm is activated when the Main Control Board (A1) detects that the Rectifier Assembly
(A6) is not working. This may indicate a defective SCR or issues with the SCR firing control or
driver. Set points are not adjustable.
Copyright HindlePower Inc. 2021
ATevo O&SI - 3PH Input (16-1000 Adc) - 1.1_en
optional
Last modified: 27 July 2023
Page 168 of 311