Attribute03: AC fail supervision (form "C" contacts). Notification trigger is selectable for 30 seconds (factory set) or 2 hours. Battery fail & presence supervision (form "C" contacts). Low power shutdown. Shuts down DC output terminals if battery voltage drops below 71-73% for 12V units and 70-75% for 24V units (depending on the power supply). Prevents deep battery discharge.

Products with this attribute (1 total)