Accuracy: Active 2.0 level
Voltage: 220V
Rated frequency: 50Hz
Specified operating temperature: -25℃～+60℃
Limited operating temperature: -40℃～+70℃
Appearance: 160mm×112mm×71mm
Standard: Q/GDW (354-2009, 355-2009, 365-2009)

DDZY1225-U, a single-phase campus electricity meter, is a product customized for the campus market. With the prepaid electricity sales software, it can realize remote recharge and electricity management in student dormitories, classrooms, offices and other areas. This product has complete functions and high security, and can solve various practical needs in campus prepaid electricity management.

Features

• Malicious load identification;
• Dual circuit metering function;
• Prepayment management: remote recharge and refund of the meter through the prepaid electricity sales software;
• Insufficient balance alarm: When the total balance of the meter is less than or equal to the set alarm amount, an alarm will be issued;
• Overvoltage protection: When the meter voltage is greater than or equal to the set threshold, it will automatically trip to protect the electrical equipment;
• When the voltage returns to normal, the trip will be released;
• Insufficient balance trip: The meter trip due to insufficient balance can be divided into two modes: sending a remote trip command trip and the meter actively tripping. Which trip mode to use can be set;
• Power protection and power protection release: In the power protection state, all trips are invalid and the meter is forced to close; after the power protection state is released, the meter returns to the normal trip state.