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DTSK1341-Z three-phase four wire electronic cost controlled energy meter
The DTSK1341-Z three-phase four wire electronic cost controlled energy meter is a modern and advanced instrument designed and manufactured using large
Product details
The DTSK1341-Z three-phase four wire electronic cost controlled energy meter is a modern and advanced instrument designed and manufactured using large-scale integrated circuits and high-precision energy metering dedicated chips. Its carrier and wireless module communication capabilities and reliability have also reached a wide range of practical applications, and digital sampling processing technology and SMT technology are applied according to the actual electricity consumption conditions of industrial users.
The performance indicators of this meter comply with standards such as GB/T 17215.321-2008 "Special Requirements for AC Measuring Equipment Part 21: Static Active Energy Meters for Levels 1 and 2", GB/T17215.322-2008 "Special Requirements for AC Measuring Equipment Part 22: Static Active Energy Meters for Levels 0.2S and 0.5S", GB/T17215.323-2008 "Special Requirements for AC Measuring Equipment Part 23: Static Reactive Energy Meters for Levels 2 and 3", DL/T 614-2007 "Multifunctional Energy Meters", and Q/CSG1209004-2015 "Technical Specification for Three phase Electronic Cost Control Energy Meters". Its communication complies with DL/T645-2007 "Communication Protocol for Multifunctional Energy Meters". The requirements for its filing, as well as Q/CSG1209006-2015 "Extension Protocol for DL/T645-2007 Multi functional Energy Meter Communication Protocol", can be customized according to functional requirements to meet various technical requirements of multifunctional energy meters; At the same time, its security meets the technical requirements of Q/CSG 1209005-2015 "Technical Requirements for Security Authentication of Information Exchange of Fee Controlled Energy Meters" for various technical requirements of fee controlled energy meters.
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1. Embedded high-speed and high-precision AC voltage and current acquisition module, with high sampling accuracy and real-time accurate energy measurement;
2. It can measure and combine active power, positive and negative active power, demand, combined reactive power, and four quadrant reactive power in a time-sharing manner, and has functions such as 485 communication and infrared communication;
3. Embedded high confidentiality ESAM module to achieve secure authentication process between the electricity meter and the system master station, ensuring the security and integrity of data exchange with the system master station;
4. Excellent electromagnetic compatibility performance, able to resist interference from high voltage spikes, strong magnetic fields, strong static electricity, lightning surges, and has strong temperature adaptability;
5. Three phase power supply, when any two phases of the three-phase four wire power supply are disconnected, the energy meter can still work normally;
6. In the absence of AC power, the energy meter can maintain data and keep the clock chip working;
7. Low power consumption;
1.1 Measurement function
1) Measure positive and negative active energy in a time-sharing manner, and store the total and various rate electricity from the current and previous settlement days to the previous 12 settlement days;
2) Time division metering combined active energy (combined active energy metering method can be set), and store the total and various rate electricity from the current and previous settlement days to the previous 12 settlement days;
3) Measurable phase wise positive and negative active energy, and store positive and negative active energy from the current and previous settlement days to the previous 12 settlement days;
4) Time division measurement of combined reactive power 1 and combined reactive power 2 (the combined reactive power measurement method can be set), and storage of the total and various rate electricity from the current and previous settlement days to the previous 12 settlement days;
5) Measure reactive energy in four quadrants in a time-sharing manner and store the total amount from the current and previous settlement days to the previous 12 settlement days
Electricity at various rates;
6) Measurable phase separated combined reactive power 1, combined reactive power 2, and four quadrant reactive power energy, and store the current and previous settlement dates to the previous 12 settlement days combined reactive power 1, combined reactive power 2, and four quadrant reactive power energy;
7) Measure the maximum demand and occurrence time of forward and reverse active power in a time-sharing manner, and store the total and maximum demand and occurrence time of each rate from the current and previous settlement days to the previous 12 settlement days;
8) Measure the maximum demand and occurrence time of combined reactive power 1, combined reactive power 2, and four quadrant reactive power in a time-sharing manner, and store the total and maximum demand and occurrence time of each rate from the current and previous settlement days to the previous 12 settlement days;
9) The maximum demand calculation adopts the slip method, and the demand cycle can be selected within the range of 5-60 minutes. The slip time is 1, 2, 3, and 5 minutes, and the demand cycle is an integer multiple of 5 times the slip time.
1.2 Multiple rate function
1) Programmable 4 rates, 14 time periods, 8 daily time period tables, 14 annual time zones, 254 public holidays;
2) The electricity meter has two sets of time zone meters and two sets of daily time zone meters;
3) The electricity meter has the functions of time slot table and settlement date programming recording;
4) The external clock chip has calendar, timing, and anniversary automatic switching functions, as well as temperature compensation function.
1.3 Remote cost control function
1) Ensure the security and integrity of remote cost control functions through the security authentication process between the ESAM module in the electricity meter and the system master station;
2) Can receive remote control commands issued by the main station of the system to complete operations such as tripping, closing permission, direct closing, alarm, alarm release, power protection, and power protection release;
3) The main station of the system can use parameter setting commands to remotely set parameters in the energy meter, and use the meter reset command to perform operations such as resetting;
4) The energy meter also supports data retrieval commands to enable the system master station to understand the status of the energy meter, as well as key update commands to update the keys in ESAM.
1.4 Display Function
1) LCD display;
2) Equipped with automatic parameter rotation display function, the parameters, time, and sequence of the rotation display can be set arbitrarily;
3) Equipped with button display function, the display content and order can be set arbitrarily;
4) Use the remote control to view any data content;
5) Equipped with backlight function, the backlight can be illuminated through remote control, button operation, and infrared meter reading, and will not light up during power outage wake-up.
1.5 Communication Function
1) The electricity meter has RS485 interface and infrared communication interface. A PC or handheld computer can communicate with the electricity meter through two communication interfaces at the same time, truly achieving communication without interference with each other;
2) The RS485 interface is electrically isolated from the inside of the meter and is designed with lightning protection circuits;
3) The communication protocol shall refer to DL/T 645-2007 and its filing.
1.6 Output Function
1) Has active and reactive power test pulse output;
2) It has multifunctional output function, which can realize the output of 1Hz clock, demand cycle replacement signal, and time period switching signal.
3) It has the function of alarm output for event type anomalies and fault type anomalies.
1.7 Event recording function
1) Real time measurement of effective values such as A, B, and C three-phase voltage, current, power, and current frequency;
2) It has recording functions such as voltage loss, phase failure, current loss, total voltage loss, voltage reverse phase sequence, undervoltage, overvoltage, overcurrent, current interruption, current imbalance, overload, total power factor exceeding the lower limit, power outage, programming, demand reset, and timing.
1.8 Special Features
1) Equipped with power outage button or infrared wake-up (continuously sending wake-up special command "68 11 04", continuous sending time: （5～10）s， Disable infrared wake-up function after 7 days of power failure;
2) Equipped with fault information prompt and alarm (LCD, backlight) functions;
3) It has the functions of timed freezing, instantaneous freezing, agreed freezing, daily freezing, and hourly freezing;
4) Data recording function before resetting the electricity meter;
5) Optional load curve recording function;
6) Open lid recording function.
7) It has the function of measuring apparent electrical energy, copper loss/iron loss electrical energy.
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