VBox S1000L DR Technology

Model No.: S1000L
Max Capacity: 1000 kW
Rated Testing Voltage: 400 Vac
Frequency: 50 Hz
Phases: 3
Wires (Star Connection): T-NS 5 wire
Load Step Resolution: 1 kW
Load Steps: 1 + 2 + 2 + 5 + 10 + 10 + 20 + 50 + 100 + 100 + 200 + 500 kW
Voltage Tolerance (Short-Term): ±5%
Load Element Tolerance: ±3%
Insulation Test: 500 Vac
Load Connections: Copper bars

Technical Specification

    • Thermal emergency cut-out

    • Air flow switch

    • Fan overload protection

    • Emergency stop

  • Control Voltage (optional): 415V / 480V (3 phases)
    Cooling Method: Air-forced cooling
    Airflow Volume (approx.): 720 CBM/min
    Airflow Direction: Horizontal
    Load Switching Contactor Type: 3-pole AC contactors

  • Country of Origin: China
    Max Ambient Temp (operation): +50°C / +122°F
    Min Ambient Temp (operation): −20°C / −4°F
    Altitude Rating: < 2000 m [m.a.s.l.]
    Control Chamber IP Rating: IP 54

  • Portability:

    • 2 forklift holes

    Enclosure Dimensions:
    Length: 2230 mm
    Depth: 1430 mm
    Height: 2068 mm
    Weight: 2000 kg

  • Load Bank Control System

    Manual Control: Push buttons
    Remote Control: Software

    Power Derating with Voltage Applied

    At 400V: 1000 kW
    At 380V: 900 kW