Import Dtzy1122 Three Phase Four Wire Multi-Function — Buy in Bulk from Supplier in China

The DTZY1122 is a three-phase, four-wire electronic smart meter designed for accurate measurement of active and reactive energy in industrial electrical systems. It records voltage, current, power factor, frequency, and energy consumption in both directions, complying with IEC 62053-21 and IEC 62053-22 standards. The unit features a digital LCD display for real-time monitoring and supports pulse output for external data logging.

The meter is constructed with a die-cast aluminum housing rated for IP54 protection, suitable for indoor and sheltered outdoor use. It operates within a temperature range of -25°C to +60°C and has a voltage tolerance of ±10% of nominal. The internal current transformer is calibrated for 5A or 100A input, with optional external CTs for higher loads. Accuracy class is typically Class 1 or Class 0.5S, depending on configuration.

Industrial facilities, utility substations, and commercial buildings use this meter for load profiling, energy audits, and demand-side management. Buyers typically order in batches of 10 to 100 units for retrofitting or new installations. The supplier supports RS-485 Modbus RTU communication for integration with SCADA systems. Delivery is from Ningxia, China, under FOB terms, with payment via L/C or T/T. No certifications are listed beyond general IEC compliance.

Ningxia LGG Instrument Co., Ltd. is located in the Xixia District of Yinchuan, Ningxia, and specializes in the design and manufacture of energy measurement devices. The company is verified as a harbor-tier supplier, confirming its physical address and operational status. No details are provided on company size, production capacity, or years in business.

The supplier lists the DTZY1122 as one of its core products but does not mention certifications such as KEMA, CE, or ISO 9001. It does not disclose test reports, client references, or export history. All technical claims are based on general IEC compliance without reference to specific test standards or calibration certificates. The listing does not indicate whether the product is designed for domestic or export markets.