Student Apartment Automatic Power-Off System DDYEb2 Dormitory Smart Management Electricity Meter

Automatic Power Off in Unoccupied Student ApartmentsDDYEb2Dormitory Smart Management Electric Meter

Product Overview:

The DDYEb2-25A/4X16A Dormitory Smart Management Electric Meter is a single-phase electronic energy meter with an RS485 interface function. It establishes long-distance collection of electrical parameters through the RS485 data network, allowing users to display relevant parameters from the meter on a computer. It can perform metering data collection and on/off control according to commands, and can achieve metering and control for one, two, three, or four circuits. All parameters and performance indicators fully comply with GB/T17215-2002 "Class 1 and 2 Static AC Active Energy Meters"; DL/T645-1997 "Multifunctional Energy Meter Communication Protocol"; and the technical requirements for electronic single-phase energy meters set by Shaanxi Electric Power Company. The product is well-designed, structurally rational, stable and reliable in operation, and has strong anti-interference capabilities.

Main Functions and Features of the DDYEb2-25A/4X16A Dormitory Smart Management Electric Meter

1. One input and four outputs, achieving branch metering and branch control, with 1.0 accuracy class, high-brightness LCD display showing total electricity, remaining electricity, and consumed electricity.

2. Functions such as electricity increment, electricity purchase, electricity refund, automatic power off, timed power on, load control, and data retention.

3. Rail-mounted, compact size, high accuracy, low power consumption, wide load range, and easy installation.

4. Manufactured using solid-state integration technology and SMT process.
5. Before leaving the factory, the meter number (communication address), bureau number, programming password, initial electricity, etc., can be set according to user requirements.

6. Equipped with power failure detection and a watchdog circuit to ensure reliable system operation.

7. The RS485 interface circuit is fully isolated from the power grid, effectively ensuring the safety of the operator and the system.

Electrical Parameters:

Operating voltage: 80%–120% Ub       Withstand voltage limit: 1.9 Ub  4 hours

Starting current: <0.4% Ib          Creep: Equipped with a logical anti-creep circuit

Voltage circuit: <5 VA           Data retention time after power failure: ≥10 years

Current circuit: <1 VA         Mean time between failures (MTBF): >80,000 hours  

Full Model List:

DDYEb2-25A/4X16A Dormitory Smart Management Electric Meter

DDYEb2-12A/3X16A Dormitory Smart Management Electric Meter

DDYEb2-32A/4X16A Dormitory Smart Management Electric Meter

DDYEb2-25A/3X16A Dormitory Smart Management Electric Meter

DDEB2S-20A Smart Control Module Smart Centralized Electric Meter

DDeb2 Dormitory Smart Electric Meter

DDEB2S-20D/3X16A Student Dormitory Smart Management Control Module

Xi'an Yachuan Electric Power Technology Co., Ltd.!
Contact: Liu Pinyi
Phone: 13572979371 (same for WeChat)
QQ: 3450146397/243616989

"Achieving Customer Success, Creating the Future" is our goal. We not only provide you with products and systematic solutions but also extend our service system. With our sincerity, we aim to become your trusted partner and work together to create brilliance.