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In Stock: 5-7 Days
£1137.60
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Legrand 311336 KEOR DK 3000VA Internal Batteries

by Legrand
See more product details
Part No:LEG311336
Manufacturer No:311336
Delivery: In Stock: 5-7 Days
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Legrand 311336 KEOR DK 3000VA Internal Batteries
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    The Legrand Keor DK 3000 VA is a high-performance online uninterruptible power supply designed for critical single-phase applications. Using double conversion on-line technology with high-frequency PWM control, it delivers stable, clean power with a unity power factor, ensuring maximum usable output in a compact 2U rack-mounted design.


    Key Features of Legrand Keor DK 3000 VA UPS

    • Double Conversion On-Line UPS technology
    • 3000 VA / 3000 W rated power with PF 1
    • High-frequency PWM control for voltage stability
    • Integrated VRLA accumulator batteries
    • Compact 2U rack-mounted construction
    • USB, RS-232, and SNMP communication support
    • High efficiency up to 98.3% in eco-mode

    UPS Technology

    The Keor DK operates using true online double conversion technology, continuously regenerating the output power to isolate connected equipment from electrical disturbances. This design ensures consistent voltage and frequency regulation regardless of input conditions.


    Power Capacity and Performance

    With an effective output power of 3000 W and apparent power of 3000 VA, the unit delivers full-rated power without derating. A unity output power factor maximizes efficiency and supports a wide range of universal loads.


    Input and Output Characteristics

    The UPS accepts a wide input voltage range from 110 to 280 V and input frequency from 45 to 65 Hz. Output voltage is tightly regulated between 200 and 240 V with a selectable frequency range of 50 to 60 Hz and voltage distortion limited to 3% under linear loads.


    Battery Configuration

    The system includes valve-regulated, hermetically sealed VRLA accumulator batteries housed internally within a dedicated compartment. This industrial-grade battery configuration ensures reliable backup power while maintaining a compact physical footprint.


    Efficiency and Energy Use

    Overall operational efficiency reaches 93% during normal operation and up to 98.3% when operating in eco-mode. Power consumption remains low at 63 W, supporting energy-conscious installations.


    Communication and Management

    Integrated USB, RS-232, and SNMP interfaces allow for flexible monitoring and integration into network management systems. Features such as auto shutdown and potential-free switch contacts support controlled power management.


    Connectivity and Output Options

    The rear panel provides six IEC C13 output connections and one IEC C19 output connection. Power input is handled through a C20 connector, supporting standard rack-based electrical infrastructures.


    Physical Design and Installation

    Designed for rack environments, the UPS occupies only 2U of rack space, measuring 88 mm in height, 440 mm in width, and 640 mm in depth. With a weight of 27 kg and IP20 protection rating, it is suitable for controlled indoor installations.


    Operating Conditions

    The Keor DK is rated for continuous operation in ambient temperatures from 0°C to 40°C, with storage capability from -10°C to 50°C. Acoustic noise is limited to 45 dB, making it suitable for equipment rooms and technical environments.

    The Legrand Keor DK 3000 VA is a high-performance online uninterruptible power supply designed for critical single-phase applications. Using double conversion on-line technology with high-frequency PWM control, it delivers stable, clean power with a unity power factor, ensuring maximum usable output in a compact 2U rack-mounted design.


    Key Features of Legrand Keor DK 3000 VA UPS

    • Double Conversion On-Line UPS technology
    • 3000 VA / 3000 W rated power with PF 1
    • High-frequency PWM control for voltage stability
    • Integrated VRLA accumulator batteries
    • Compact 2U rack-mounted construction
    • USB, RS-232, and SNMP communication support
    • High efficiency up to 98.3% in eco-mode

    UPS Technology

    The Keor DK operates using true online double conversion technology, continuously regenerating the output power to isolate connected equipment from electrical disturbances. This design ensures consistent voltage and frequency regulation regardless of input conditions.


    Power Capacity and Performance

    With an effective output power of 3000 W and apparent power of 3000 VA, the unit delivers full-rated power without derating. A unity output power factor maximizes efficiency and supports a wide range of universal loads.


    Input and Output Characteristics

    The UPS accepts a wide input voltage range from 110 to 280 V and input frequency from 45 to 65 Hz. Output voltage is tightly regulated between 200 and 240 V with a selectable frequency range of 50 to 60 Hz and voltage distortion limited to 3% under linear loads.


    Battery Configuration

    The system includes valve-regulated, hermetically sealed VRLA accumulator batteries housed internally within a dedicated compartment. This industrial-grade battery configuration ensures reliable backup power while maintaining a compact physical footprint.


    Efficiency and Energy Use

    Overall operational efficiency reaches 93% during normal operation and up to 98.3% when operating in eco-mode. Power consumption remains low at 63 W, supporting energy-conscious installations.


    Communication and Management

    Integrated USB, RS-232, and SNMP interfaces allow for flexible monitoring and integration into network management systems. Features such as auto shutdown and potential-free switch contacts support controlled power management.


    Connectivity and Output Options

    The rear panel provides six IEC C13 output connections and one IEC C19 output connection. Power input is handled through a C20 connector, supporting standard rack-based electrical infrastructures.


    Physical Design and Installation

    Designed for rack environments, the UPS occupies only 2U of rack space, measuring 88 mm in height, 440 mm in width, and 640 mm in depth. With a weight of 27 kg and IP20 protection rating, it is suitable for controlled indoor installations.


    Operating Conditions

    The Keor DK is rated for continuous operation in ambient temperatures from 0°C to 40°C, with storage capability from -10°C to 50°C. Acoustic noise is limited to 45 dB, making it suitable for equipment rooms and technical environments.

    Product data is provided by Icecat, we do not warrant the accuracy of the material above.

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