Liebert NXb 15kVA is a mid-sized, three-phase uninterruptible power supply (UPS) system that delivers complete, centralized data center power protection. Designed to meet the high availability power needs of a wide variety of IT applications and equipment, the UPS combines compact size, advanced operating features and low cost of ownership.

Conformity and Standards

The UPS has been designed to conform to the following standards:

• IEEC1000-4-5
• ASME
• CSA 22.2, No. 107.1
• FCC Part 15, Class A
• ISO 9001
• National Electrical Code (NFPA-70)
• NEMA PE-1
• OSHA
• UL Standard 1778

The UPS system has UL and c-UL approval.

UPS Environmental

• Operating Temperature, UPS- 32°F to 104°F (0°C to 40°C)
• Optimal Operating Temperature, Battery- 68°F to 86°F (20°C to 30°C)
• Relative Humidity- 0 to 95%, non-condensing
• Acoustical Noise, dBA at 39 in. (1m)- 54
• Altitude of Operation- ≤1000m per IEC 62040/3
• Storage-Transport Temperature, UPS- -4°F to 158°F (-20°C to 70°C)
• Storage-Transport Temperature, Battery- -4°F to 86°F (-20°C to 30°C)

UPS Mechanical Characteristics

• Width, in. (mm)- 24 (600)
• Depth, in. (mm)- 32.5 (825)
• Height, in. (mm)- 63 (1600)
• Weight Without Inner Batteries, lb. (kg)- 450 (205)
• Heat Dissipation, BTU/H (kWH)- 4200 (1.23)
• Airflow, CFM (m3/h)- 558 (948)
• Cable Entry- Bottom or top

Input (for single-input unit)

• Nominal Input Current- 42
• Maximum Input Current- 53
• OCP Current- 63
• OCP Device Rating- 70

Output

• Nominal Output Current- 42
• OCP Current- 53
• OCP Device Rating- 60

Battery

• Battery Current- 55
• OCP Current- 70