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        Description

        SUNGROW DTSU666-20 | 3 Phase Smart Energy Meter Dual Channel CT

        The Sungrow DTSU666-20 is a highly accurate 3-phase smart energy meter designed for real-time monitoring of electrical consumption. With Class 1 measurement accuracy and a dual-channel CT input, it provides precise data for solar and energy management systems. This meter supports RS485 Modbus communication for seamless integration with inverters and monitoring platforms.

        Designed for durability and efficiency, the DTSU666-20 has an overall power consumption of just 1.5W and an IP20-rated enclosure for safe indoor installations. It operates within a voltage range of 85-485V AC and supports current measurement up to 3000A when using Rogowski coils. The LCD display allows easy access to electrical parameters, making it ideal for commercial and residential energy monitoring applications.

        Key Features:

        • Class 1 measurement accuracy provides precise real-time energy monitoring.
        • Dual CT input supports split-core CTs up to 250A and Rogowski coils up to 3000A.
        • RS485 Modbus communication enables integration with inverters and energy monitoring systems.
        • Wide voltage range operates between 85-485V AC for flexible applications.
        • LCD display allows easy access to voltage, current, and power readings.
        • Low power consumption of only 1.5W for efficient operation.
        • Compact DIN-rail mounting at 72mm x 118mm x 65.5mm for easy installation.

        DTSU666-20 FAQ

        Q: What is the measurement accuracy of this energy meter?
        A: The DTSU666-20 has Class 1 accuracy for highly precise energy monitoring.

        Q: How does this meter communicate with inverters?
        A: It uses an RS485 Modbus interface for seamless integration with monitoring systems.

        Q: What current transformer (CT) options are compatible?
        A: It supports split-core CTs (100A or 250A) and Rogowski coils (up to 3000A).

        (DTSU666-20)

        Warranty

        Warranty starts from Invoice Date

        Domestic Use: 1 Years from installation date but no more than 2 years from manufacturing date.
        Commercial Use: 1 Years from installation date but no more than 2 years from manufacturing date.
        Warranty Method: Return to Sparky Direct

        Features
        Parameters Specifications
        Nominal voltage 230/400Vac
        Input voltage range 57.7/100Vac ... 265/460Vac
        Input current 3x(5)80A
        Grid frequency 50Hz/60Hz
        Operating temperature -30°C ... +60°C
        Relative humidity < 75%
        Dimensions (W x H x D) 72 x 65 x 100 (mm)
        Specifications

        These specifications and characteristics outline physical, mechanical, electrical details.

        Brand SUNGROW
        SKU DTSU666-20
        TYPE VALUE
        Type Energy Meter
        Brand Sungrow
        Colour White
        IP Rating IP20
        Accuracy Class 1
        Mounting Type 35mm Din-rail
        Terminal Holes Size 1 - 6mm²
        Insulation Resistance > 100MΩ
        Rated Voltage (V) 240/415
        Comm Terminal Size 0.2 - 1mm²
        CT Type 100A, 250A
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