↑ Return to System Design

UPS Battery Charger

SELMA BNWAS comes standard with a 110-230V AC / 24V DC power supply unit enclosed in the Main Control Panel, which connects both to the ship’s AC mains as well as the ship’s 24V DC emergency power supply (Bridge Emergency Batteries).

SELMA BNWAS - UPS Module

SELMA BNWAS - UPS Battery Pack

Upon request, a dedicated uninterruptible power supply (UPS) unit is available. The UPS/Battery charger unit provides over 6 hours of operation, once no power is available from the ship’s AC mains supply.

SELMA BNWAS - UPS Battery Charger - Side View

SELMA BNWAS - UPS Battery Charger - Inside View

SELMA BNWAS - UPS Battery Charger - Front View

UPS Battery Charger Technical Specifications

Output Power Supply Feed 12V DC / 24V DC
Battery Pack 2 x 7.2 Ah
Battery Charger Included
Low Level Battery Alarm Included
Cabin Dimensions 200 x 340 x 155 mm (WxHxD)
Autonomous BNWAS Operation Over 6 hours
Main System:
Optional: