Integrated Operation and Distribution Terminal

• Customization: Available
• After-sales Service: Two Years
• Warranty: Two Years
• Model NO.: LON3302
• Display: Digital
• Installation: Direct Connected
• Usage: Meter for Industry and Home Use
• Electric Equipment: Three-phase Four-wire
• Theory: Electric Apparatus
• Measured Signal: Continuous Wave
• Type: Power Meter
• Certification: ISO
• Customized: Customized
• Trademark: Linkelec
• Origin: Made in China
• Production Capacity: 10000 Per Month

Product Description

Integrated operation and distribution terminal

1.Product Introduction
The operation and distribution integration terminal is composed of a main control module and an expansion module through bus communication. The main control module integrates functions such as secure encryption, human-computer interaction, backup power supply, and local communication. The expansion module includes remote communication module, broadband carrier communication module, branch monitoring module, remote communication module, remote control module, RS-485 module, etc.
The integration terminal of operation and distribution supports communication with management and monitoring systems such as metering automation main station, electric energy meter, temperature and humidity sensor, etc. It can realize the access of distributed energy related equipment and monitor and manage distributed energy. It can support the access of electric vehicles, charging stations, energy storage devices, and user devices, and can collect information, monitor the status, calculate the load, control the load, report load events, and manage orderly electricity consumption of the access devices. Support analysis and diagnosis of local user topology based on electricity data algorithms, and have abnormal alarms. Support functions such as data collection and processing, data query and reporting, event recording, parameter setting and querying, demand response and load control, local display, software and hardware security protection, etc.

 

2.Safety design 
2.1Hardware security protection
The integrated terminal for business and distribution supports security chips or modules embedded with password algorithms recognized by the national password management department, achieving identity authentication and data exchange integrity, confidentiality, and availability protection for the main station and the integrated terminal. It can also protect the confidentiality and integrity of locally important stored data.

 

2.2Software Security Protection
The integrated terminal for business and distribution supports functions such as port disable, service disable, version upgrade, etc., identifies the source of software update packages, and performs integrity verification on update files. Has backup and recovery capabilities to prevent system failure caused by abnormal updates. Capable of controlling terminal software and hardware resources to prevent illegal or unauthorized use of terminal resources.
When maintaining the terminal, it has security measures such as permission and password management to prevent unauthorized personnel from operating.
a) The interface operation password uses 6 digits. After entering the password incorrectly five times in a row, it will remain locked for 24 hours, during which no setting operations are allowed.
b) Terminal specific operation and maintenance tools should support identity authentication function to achieve identity authentication of operation and maintenance tools.

3.Technical features
 a) The integrated terminal for business and distribution comes pre installed with Linux operating system, version 3.10.107, which meets the POSIX standard or UNIX like platform applications;
b) The operating system is decoupled from upper level application software and lower level hardware, compatible with various apps and hardware access;
c) The system's running memory occupies no more than 800MB of memory space;
d) Support secure boot, and perform integrity measurements on the boot program, kernel, critical system files, and application programs during the boot process;
e) Capable of process management, memory management, file system, network management, and other functions;
f) Support the main station to query parameters such as terminal logical address, communication signal strength, SIM card ICCID, communication module IMEI, MAC address, latitude and longitude;
g) The integrated terminal for business and distribution supports alarms such as remote signal displacement, device power failure, device power on, communication failure, monthly communication flow exceeding limit, abnormal backup battery, SIM card replacement, measurement point parameter change, topology information change, terminal module status change, safety monitoring, discovery of unknown electricity meters, meter module replacement, load control circuit disconnection, etc

4.Major function 
4.1Communication protocol
a) The uplink connection of the business distribution integration terminal to the metering automation main station follows the communication protocol of the application layer in accordance with the relevant content of the "Q/CSG 1209022-2019 China Southern Power Grid Co., Ltd. metering automation terminal uplink communication protocol";
b) The communication between the main control part of the integrated terminal for business and distribution and the remote communication module or extended function module (device) adopts the USB2.0 standard;
c) The communication protocol for the downstream connection of the main control part or its extended function module of the business distribution integration terminal to local general equipment (including energy meters, environmental temperature and humidity sensors, etc.) supports DL/T645-2007, DL/T645-1997, and other energy meter communication protocols used by China Southern Power Grid Corporation.
4.2Communication interface
a) Equipped with remote communication module interface, supporting wireless private network communication;
b) Equipped with 2 RJ-45 Ethernet communication interfaces for remote communication and local maintenance, the RJ-45 interface has a plug-in life of not less than 500 times;
c) Equipped with 3 RS-485 communication interfaces, with a baud rate range of 300bps to 115200bps for the RS-485 interface;
d) Equipped with one USB interface for local file transfer and program upgrade;
e) Equipped with an extended function module communication interface, the main control part communicates with the extended function module or device via USB.
The integrated terminal for business and distribution has standard functional module interfaces and can add extended functional modules or devices.
The extended functional modules include control module, remote signaling module, local communication module, remote communication module, analog acquisition module, and auxiliary power module.
The terminal can accommodate 5 modules, and an optional module docking station can also be installed, which can accommodate at least 3 modules.
4.3Data acquisition

serial number	Data item	Data source
		terminal	General table of public transformer	Male transformer single-phase meter	Public transformer three-phase meter
1	Daily positive active energy indication (total and various rates)	√	√	√	√
2	Daily combined reactive power-electric energy indication (total and various rates)	√	√	-	√
3	Daily reverse active energy indication (total and various rates)	√	√	-	√
4	Indication value of daily combined reactive power and secondary energy (total and various rates)	√	√	-	√
5	Daily combined active energy indication (total and various rates)	√	√	-	-
6	Indication value of reactive power in quadrant 1 ~ 4 (total and various rates)	√	√	-	√
7	Statistical data of daily voltage qualification rate (total and split-phase voltage qualification rate)	√	√	√	√
8	Daily three-phase voltage imbalance statistics	√	-	-	-
9	Statistical data of daily three-phase current imbalance	√	-	-	-
10	Daily power factor section statistics	√	-	-	-
11	Statistical data of total distortion rate and content of daily three-phase voltage and current harmonics	√	-	-	-
12	Daily voltage fluctuation statistics	○	-	-	-
13	Daily voltage flicker statistics	○	-	-	-
14	Cumulative time and frequency of daily power outage	√	√	√	√
15	Daily control statistics	√	-	-	-
16	Daily communication flow between terminal and main station	√	-	-	-
17	Electric energy meter status word	-	√	√	√
18	Statistical data of daily voltage qualification rate	-	√	√	√
Note: "√" indicates that this function is standard, "○" indicates that this function is optional, and "-"indicates that this function is not available.

4.4Historical daily data

serial number	Data item	Data source
		terminal	General table of public transformer	Male transformer single-phase meter	Public transformer three-phase meter
1	Daily positive active energy indication (total and various rates)	√	√	√	√
2	Daily combined reactive power-electric energy indication (total and various rates)	√	√	-	√
3	Daily reverse active energy indication (total and various rates)	√	√	-	√
4	Indication value of daily combined reactive power and secondary energy (total and various rates)	√	√	-	√
5	Daily combined active energy indication (total and various rates)	√	√	-	-
6	Indication value of reactive power in quadrant 1 ~ 4 (total and various rates)	√	√	-	√
7	Statistical data of daily voltage qualification rate (total and split-phase voltage qualification rate)	√	√	√	√
8	Daily three-phase voltage imbalance statistics	√	-	-	-
9	Statistical data of daily three-phase current imbalance	√	-	-	-
10	Daily power factor section statistics	√	-	-	-
11	Statistical data of total distortion rate and content of daily three-phase voltage and current harmonics	√	-	-	-
12	Daily voltage fluctuation statistics	○	-	-	-
13	Daily voltage flicker statistics	○	-	-	-
14	Cumulative time and frequency of daily power outage	√	√	√	√
15	Daily control statistics	√	-	-	-
16	Daily communication flow between terminal and main station	√	-	-	-
17	Electric energy meter status word	-	√	√	√
18	Statistical data of daily voltage qualification rate	-	√	√	√
Note: "√" indicates that this function is standard, "○" indicates that this function is optional, and "-"indicates that this function is not available.

4.5Historical monthly data

serial number	Data item	Data source
		terminal	General table of public transformer	Male transformer single-phase meter	Public transformer three-phase meter
1	Maximum demand and occurrence time of monthly positive active power (total and various rates)	√	√	-	√
2	Maximum demand and occurrence time of monthly reverse active power (total and various rates)	√	√	-	√
3	Monthly positive active energy indication (total and various rates)	√	√	√	√
4	Monthly combined reactive power-electric energy indication (total and various rates)	√	√	-	√
5	Monthly reverse active energy indication (total and various rates)	√	√	-	√
6	Indication value of monthly combined reactive power (total and various rates)	√	√	-	√
7	Monthly combined active energy indication (total and various rates)	√	√	-	-
8	Indication value of reactive power in quadrant 1 ~ 4 (total and various rates)	√	√	-	√
9	Statistical data of monthly voltage qualification rate (total and split-phase voltage qualification rate)	√	√	-	-
10	Statistical data of monthly three-phase voltage imbalance	√	-	-	-
11	Statistical data of monthly three-phase current imbalance	√	-	-	-
12	Monthly power factor section statistics	√	-	-	-
13	Statistical data of total distortion rate and content of monthly three-phase voltage and current harmonics	√	-	-	-
14	Monthly voltage fluctuation statistics	○	-	-	-
15	Monthly voltage flicker statistics	○	-	-	-
16	Cumulative time and frequency of monthly power outage	√	-	-	-
17	Monthly control statistics	√	-	-	-
18	Monthly communication flow between terminal and main station	√	-	-	-
19	Statistical data of monthly voltage exceeding limit	-	-	-	√
Note: "√" indicates that this function is standard, "○" indicates that this function is optional, and "-"indicates this function.

4.6Curve data

serial number	Data item	Data source
		terminal	General table of public transformer	Male transformer single-phase meter	Public transformer three-phase meter
1	Total and split-phase apparent power	√	√	-	-
2	Total and split-phase active power curves	√	√	√	√
3	Total and split-phase reactive power curves	√	√	-	-
4	Total power factor curve	√	√	-	-
5	Voltage curve	√	√	√	√
6	Current curve	√	√	√	√
7	Forward apparent total energy curve	√	√	-	-
8	Combined active total electric energy curve	√	√	-	-
9	Positive active total electric energy indication curve	√	√	√	√
10	Combined reactive power-total electric energy indication curve	√	√	-	√
11	Reverse active total electric energy indication curve	√	√	-	√
12	Reverse apparent total energy curve	√	√	-	-
13	Indicating curve of combined reactive power and total electric energy	√	√	-	√
14	frequency curve	√	√	-	-
15	Statistical curve of daily voltage	√	√	-	-
16	Statistical curve of current month voltage	√	√	-	-
17	Current demand	-	√	√	√
18	Time-sharing active total energy	-	√	○	○
Note: "√" indicates that this function is standard, "○" indicates that this function is optional, and "-"indicates that this function is not available.

4.7Curve data

serial number	Data item	Data source
		terminal	General table of public transformer	Male transformer single-phase meter	Public transformer three-phase meter
1	Pressure loss record	√	√	○	○
2	Loss of flow record	√	√	-	-
3	Open-phase record	√	√	-	-
4	Programming record	√	√	-	-
5	Blackout event record	√	√	√	√
6	Maximum demand settlement date is automatically reset to zero.	√	√	-	-
7	Maximum demand manual reset record	√	√	-	-
8	Electricity clearing record	√	√	-	-
9	Timekeeping record	√	√	-	-
10	Open record of watch end button box	-	√	-	√
11	Table cover opening record	-	√	√	√
12	Opening and closing record of metering box door	√	-	-	-
13	Message authentication error record	√	√	-	-
14	Control event recording	√	-	-	-
15	Parameter change record	√	-	-	-
16	Module state change record	√	-	-	-
Note: "√" indicates this function as standard, "○" indicates that this function is optional, and "-"indicates that this function is optional.

5.Product perforation and installation diagram

6.About our service :                  
*  We could provide 7* 24-hour phone call after-sales service. 
*  We provide a 2-year guarantee time and will change the meter for you within 1 year if there's something wrong with the product. Except for natural disasters or man-made reasons.
*  Recommend the most advanced application technology and management model in the industry to customers, and provide customers with detailed solutions.

7.Delivery Diagram