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China GD31 Series 6~30KVA Online UPS Suppliers - Reliable Power Protection from Leading Factory

Model: GD31 Series 6~30KVA (3-1Phase, Transformer Based)

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The GD31 Series is a fully digitized online UPS, featuring European MCU control, designed to convert 3-phase input to 1-phase output. This reliable power solution ensures stable and constant AC power for a variety of applications, including computer equipment, telecommunication devices, precision instruments, and network termination equipment (NTE). With its advanced protection capabilities, the GD31 Series safeguards your devices from data loss caused by power outages, interruptions, or disruptions. Our UPS systems expertly address numerous power issues such as outages, surges, voltage sags, temporary over-voltage, under-voltage, frequency offsets, power disturbances, switching transients, and harmonic wave distortion, As a leading supplier and factory in China, we are committed to delivering top-quality power protection solutions that meet the demands of modern technological environments.

    Key Features

    Online double-conversion with full DSP control
    MCU control provides higher system reliability
    Advanced SCR Rectifier and IGBT Inverter Technology.
    Online 3/1phase double conversion structure.
    Adapt with output isolated transformer technology
    Non-Master slave digital parallel redundancy feature
    Advanced battery management system
    High overload ability
    Battery Self-testing can be done on the LCD directly.
    Online double conversion technology with output isolated transformer
    Front to rear ventilation design to reduce the defective rate of the product.

    Specification

    Model GD3106 GD3110 GD3115 GD3120 GD3130
    Capacity 6KVA/4.8KW 10KVA/8KW 15KVA/12KW 20KVA/16KW 30KVA/24KW
    HOST MACHINE
    Transformer Output Isolation Transformer
    Overall Efficiency (AC - AC) >85%
    Noise (In 2 meters) <50dB
    Working Temperature -10 to 40℃
    Storage Temperature -25 to 60℃ (Without Battery)
    Humidity <95% Non-Condensing
    Parallel Redundancy Available
    DC Start Available
    Display LCD Display: Multi-Language with all kinds of messages. Input Output Status, ECO Mode Settings, Inverter Temperature, Transformer Status, Operation Time, Serial Number, Model, Structure, History Logs, Battery Test.
    LED Indicators: UPS States Indicator
    Elevation <1000M, Without Derated
    INPUT
    Input Voltage 380/400/415Vac Three Phase
    Input Voltage Range 286-475VAC
    Input Frequency Range 50 ± 5% Hz
    Soft-Start > 20 Seconds
    OUTPUT
    Output Voltage 200/220/230/240VAC
    Output PF 0.8
    Output Voltage Regulation 220 Vac ± 1% (Static Full Load), 220 Vac ± 2% (50-0% Sudden Change)
    Output Frequency 50Hz±0.1% (BAT Mode)
    Distortion < 1%(Linear Full Load),< 3%(Non-Linear Full Load)
    Frequency Tracking Range 46-54Hz
    Output Waveform Pure Sine Wave
    Overload capability > 125%: More than 10 Min; > 150%: More than 1 min
    Crest Ratio 3∶1
    BYPASS
    Static Bypass Transfer Time 0 ms
    Static Bypass Range 220Vac(-15~+15%)
    Frequency Range ±1Hz, ±2Hz, ±3Hz Adjustable
    Bypass -> INV Transfer Time 2ms
    Frequency Tracking Speed 0.5-2hz/s
    Manual Maintenance Bypass None Available
    ALARM
    Alarm Utility Power Fault, BAT Voltage Low, Overload,UPS Fault
    Mute Auto
    BATTERY
    DC voltage 384VDC Standard (336-384VDC optional, 28-32 pieces)
    10 and 15KVA can customized with 192VDC/ 16 pieces
    Std.Model Charging Current 5-15A
    COMMUNICATION
    Communication Port RS232 (Standard);/SNMP/RS485/ Dry Contact (Optional Accessory)
    PHYSICAL
    Dimension WxDxH (mm) 220 x 610 x 715 310 x 670 x 820
    Ext. Net Weight Kg 67 74 99 117 125
    Product specifications are subject to change without prior notice.

    Production Images

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    Product Packaging

    Shenzhen REO (1)
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    Shenzhen REO (8)
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    FAQ

    1. What kinds of payment methods do you accept?
    - Usually 30% deposit in advance, 70% balance before shipment. Other payment methods please contact sales.
    2. What’s your price and MOQ?
    - Our comprehensive cost performance ratio is the best in UPS power industry, MOQ is flexible.
    3. What is the input voltage range for your UPS systems?
    - Our UPS systems support two types of input voltage range. 55~145V for 120V models and 90~300V for 220V models.
    4. Can the UPS be used with a generator?
    - Yes, our UPS systems are compatible with most generators, but it's recommended to check the generator's output stability.
    5. What is the typical battery life of your UPS units?
    - The battery life typically ranges from 3 to 5 years, depending on usage and environmental conditions.
    6. How long does the UPS provide backup power?
    - Backup time varies by model and load. Standard one with internal batteries only support few minutes, and Long backup time one with external batteries can support few hours.