Recharge Time. 17 The recharge time for the batteries from “protective low-cutoff” to 90 percent or more of full 18 charge capacity must not exceed 12 hours. The BBS charger must be capable of providing 15 19 amps at 54VDC. 20 5 USER INTERFACES AND DISPLAYS 21 5.1 Inverter/Charger Display 22 The BBS inverter/charger unit must include a backlit LCD display for viewing all status and 23 configuration information. The screen must be easily viewable in both bright sunlight and in 24 darkness. 25 5.1.1 Screen Size 28 A. Operating mode (line, standby, backup, buck / boost) 29 B. Utility input voltage 30 C. BBS output voltage and current 31 D. Battery temperature 32 E. Input frequency 33 F. Output power 34 G. Battery voltage 35 H. Charger current 36 I. Shed timer relays time to activation 37 J. Ethernet MAC address and IP address 38 K. Accumulated output power in kW hours 39 L. Battery runtime remaining 40 M. Unit serial number 1 N. Unit firmware version 2 O. Any alarms and faults
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Samples: Design Build Maintain Agreement, Design Build Maintain Agreement, Design Build Maintain Agreement
