Digital Input:1 channel passive contact
Output Relay:3 channels 220v AC/50Hz/2A
Pulse Input:6 channels
Power Supply:85-265VA

1. General

YDG power management device is based on a new generation of embedded software and hardware development platform for automated remote monitoring equipment. It's a new generation of smart integrated devices for Electric Power system management and development.

The function for purchase, anti-stealing electricity, power control, remote meter reading as one system, it is a new products of Electric Company for Pre-paid purchase, monitor user consumption, enhance management. At the same time, The deceive help customer electric manager, improve energy efficiency and prepaid electricity
as electric management terminal.

YDG power management devices with time-billing, power factor assessment function, basic bill collection, transformer loss calculation, segmented pricing set, seasonal price setting function, It is the first for large users prepaid intelligent power management.


2. Model Description

3. Product Features

a. Strong anti-jamming design, high reliability
Signal input and output circuits with multi-level isolation, In order to isolate the digital signal and input, output circuit reliability. Standard industrial design CPU logic board, improve the logic board run reliability.With high quality AC/DC power modules and multi-level quarantine measures to strengthen the device of anti-interference ability.

b. Easy Installation
Device used to mount structure, simple wiring and easy to install.

c. Clear Display
LCD liquid crystal display, viewable size up to 75mm*56mm.

d. Convenient Interface and Run Debug
According to the environment required, equipment design a friendly interface and provide the indication of information.

e. Optional communication and information processing modes
To meet the needs of automation of electric power system development, the product designed with RS232 and RS485 serial data interface which make the information transmission can be finished quickly, centralized management of the data. In the environment without internet, this product also provides a common RS232 interface, user can control the system through a software which designed for this interface.

4. Technical Parameters

Digital Input: 1 channel passive contact
Output Relay: 3 channels 220v AC/50Hz/2A
Pulse Input: 6 channels
Power Supply: 85-265V AC
Static Energy Lost: =<4VA
Data retention time without power: >=10 years
The timing function: daily timing error =<1s/d
Environment: temperature: -10 ~+65 , relative humidity: 0~85% (no condensation)
Insulation: insulation resistance =<1000MOhm
Power frequency withstand voltage 2kv 1 min
Impulse withstand voltage 5kv 1.2/50 0.5J
Anti-Jamming performance: Electrostatic discharge immunity test 8KV (IEC-256-22-2)
Surge: 4kv
Burst: 4kv
High-frequency interference: 2kv
Anti-vibration, shock, impact performance requirements meets the GB7261.

5. Hardware Components

Base on the structure and function design requirement, this product's hardware is composed of parts:

a. The power signal input and output
This section is the power supply and helps to isolate and transfer the signal.

b. CPU and logic Unit
This section is to collect data, calculate energy, fault diagnosis, signal input and output, data exchange.

c. Communication interface
There are 4 buttons on the panel, through these button you can inquiry data.



6. Device Functions

This device is intended for metering box with following functions
a. Calculate energy.

b. Pre-paid (subject to power factor assessment, calculation of basic cable, additional cable, transformer loss calculation, power price setting, sub-accounting functions)

c. Smart anti-steal.

d. Power control.

e. Digital input and output

f. Distant recharge

g. Remote meter reading.

h. Energy storage and reporting functions

i. Self-test

j. Display and alarm (auto-generated monthly statements)

k. Using GSM/GPRS network, automatically send SMS messages or wireless transmit signals.