Dell Rack UPS 3750W 4U 5000va 208V Battery Backup Uninterruptible Power Supply K804N 0K804N CN-0K804N.
Input/Output Ports: 2x L6-20R 20A; 1x L6-30R 30A; 2x IEC 320-C19 20A
Battery Voltage: 192 Vdc internal
Battery Number of Cells: 16x 12V, 7.2 Ah internal batteries
Battery Type: Sealed, Maintenance-Free, Valve-Regulated, Lead-Acid
Power Input: Nominal Voltage: 200–220V; Voltage Range: 155–255V auto-sensing; Nominal Frequency: 50/60 Hz auto-sensing, ±3 Hz; Efficiency (Normal mode): >95%; Noise Filtering: Full-time EMI/RFI filtering
Power Output: Power Levels (rated at nominal inputs): 3750W; Regulation (Normal mode): -6% to +6% of nominal voltage; Voltage Waveform: Sine wave
Type: UPS
Additional Features and Specifications:
- Online UPS design with pure sine wave output. The UPS filters and regulates incoming AC power and provides consistent power to your equipment without draining the battery.
- True online double-conversion technology with high power density, utility frequency independence, and generator compatibility.
- Selectable High Efficiency mode of operation.
- 4U size that fits any standard 48 cm (19”) rack.
- Start-on-battery capability for powering up the UPS even if utility power is not available.
- Maintenance is simplified by allowing the safe replacement of batteries without powering down the UPS.
- Emergency shutdown control through the Remote Emergency Power-off (REPO) ports.
- Two standard communication ports (USB and DB-9 serial port).
- Optional Dell Network Management Card with enhanced communication capabilities for increased power protection and control.
- Advanced power management with the Dell UPS Management Software for graceful shutdowns and power monitoring.
- Sequential shutdown and load management through separate receptacle groups called load segments.
- Firmware that is easily upgradable without a service call.
- Backed by worldwide agency approvals.
Battery:
- Configuration: UPS: (16) 12V, 7.2 Ah internal batteries
- Voltage: 192 Vdc internal
- Fuses: (2) 30A fuses
- Type: Sealed, maintenance-free, valve-regulated, lead-acid
- Charging: Approximately 4 hours to 90% usable capacity at nominal line and no supplementary power supply load
- Monitoring: Advanced monitoring for earlier failure detection and warning
- Battery Runtimes: 5 minutes at full load/21 minutes at half load