Huawei Optimisers

Huawei DDSU666-H Single Phase Energy Meter with 1x 100A CT #2: DDSU666-H-1PH-100A  #3: 3913 DDSU666 Data Sheet DDSU666 Manual DDSU666 Warranty   Huawei Smart Power Sensor DDSU666-H (with 1x 100A CT) The Huawei Smart Power Sensor DDSU666-H is a compact and reliable energy meter designed for precise monitoring of household or commercial power usage. With a current transformer (CT) included, it enables accurate real-time energy measurement and supports export limitation when used with Huawei inverters. This smart sensor offers a simple LCD display for easy configuration and monitoring, while its energy-efficient design ensures minimal power consumption. Key Features High Accuracy – Measurement accuracy > Class 1 across the full temperature range. User-Friendly Display – Clear LCD screen for convenient setup and system monitoring. Energy Efficient – Ultra-low power consumption (≤ 1W). Easy Installation – Standard 35mm DIN rail mounting. Visual Wiring Guidance – Colour identification for straightforward and safe connections. Compact & Reliable – Ideal for integration with Huawei’s solar and storage solutions. Technical Specifications Model: DDSU666-H Included CT: 1x 100A Current Transformer Mounting: DIN 35mm standard rail Power Consumption: ≤ 1W Display: LCD, easy-to-read interface Accuracy: > Class 1 (across full operating temperature range)