DL/T 721-2013
Remote terminal unit of distribution automation (English Version)

Standard No.

DL/T 721-2013

Language

Chinese, Available in English version

Release Date

2013

Published By

Professional Standard - Electricity

Latest

DL/T 721-2013

Replace

DL/T 721-2000

Scope

This standard specifies the technical requirements, functional specifications, test methods and inspection rules for distribution automation remote terminals and substations. This standard applies to the production, use, testing and acceptance of distribution automation remote terminals (hereinafter referred to as distribution automation terminals) and substations in distribution networks of 10kV and above.

DL/T 721-2013 Referenced Document

• DL/T 630-1997 Technical requirement for RTU with a.c.electrical quantities input,discrete sampling
• DL/T 634.5101 Telecontrol Equipment and Systems Part 5-101: Transmission Protocol Basic Telecontrol Task Supporting Standards*， 2022-05-13 Update
• DL/T 634.5104 Telecontrol equipment and systems.Part 5-104:Transmission protocols-Network access for IEC 60870-5-101 using standard transport profiles
• GB 4208 Degrees of protection provided by enclosure(IP code)
• GB/T 13729-2002 Remote terminal unit equipment
• GB/T 15153.1 Telecontrol equipment and systems Part 2: Working conditions Part 1: Power supply and electromagnetic compatibility*， 2024-03-15 Update
• GB/T 17626.4 Electromagnetic compatibility－Testing and measurement techniques－Electrical fast transient/burst immunity test*， 2018-06-07 Update
• GB/T 17626.9 Electromagnetic compatibility. Testing and measurement techniques. Pulse magnetic field immunity test
• GB/T 2423.1 Environmental testing for electric and electronic products.Part 2:Test methods.Tests A:Cold
• GB/T 2423.2 Environmental testing for electric and electronic products.Part 2:Test methods.Tests B:Dry heat
• GB/T 2423.3 Environmental testing—Part 2：Testing method—Test Cab:Damp heat,steady state*， 2016-12-13 Update
• GB/T 5095.1 Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Part 1: General
• GB/T 5095.11 Electromechanical components for electronic equipment Basic testing procedures and measuring methods
• GB/T 5095.11-5095.12 Electromechanical components for electronic equipment Basic testing procedures and measuring methods
• GB/T 5095.12 Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Part 12: Soldering tests. Section 6: Test 12f--Sealing against flux and cleaning solvents in machine soldering
• GB/T 5095.15 Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Part 15: Mechanical tests on contacts and terminations. Section 8: Test 15h--Contact retention system resistance to tool application
• GB/T 5095.2 Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Part 2: General examination, electrical continuity and contact resistance tests, insulation tests and voltage stress tests
• GB/T 5095.2303 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 23-3:Screening and filtering tests—Test 23c：Shielding effectiveness of connectors and accessories—Line injection method*， 2021-03-09 Update
• GB/T 5095.2304 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 23-4: Screening and filtering tests—Test 23d: Transmission line reflections in the time domain*， 2021-03-09 Update
• GB/T 5095.2307 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 23-7: Screening and filtering tests—Test 23g: Effective transfer impedance of connectors*， 2021-03-09 Update
• GB/T 5095.2501 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-1: Test 25a: Crosstalk ratio*， 2021-03-09 Update
• GB/T 5095.2502 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-2: Test 25b: Attenuation (insertion loss)*， 2021-03-09 Update
• GB/T 5095.2503 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-3: Test 25c: Rise time degradation*， 2021-03-09 Update
• GB/T 5095.2504 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-4: Test 25d: Propagation delay*， 2021-03-09 Update
• GB/T 5095.2505 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-5：Test 25e: Return loss*， 2021-03-09 Update
• GB/T 5095.2506 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-6：Test 25f：Eye pattern and jitter*， 2020-04-28 Update
• GB/T 5095.2507 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-7: Test 25g: Impedance, reflection coefficient, and voltage standing wave ratio (VSWR)*， 2021-03-09 Update
• GB/T 5095.2509 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-9: Signal integrity tests－Test 25i: Alien crosstalk*， 2020-04-28 Update
• GB/T 5095.3 Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Part 3: Current-carrying capacity tests
• GB/T 5095.4 Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Part 4: Dynamic stress tests
• GB/T 5095.5 Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Part 5: Impact tests (free components), static load tests (fixed components), endurance tests and overload tests
• GB/T 5095.6 Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Part 6: Climatic tests and soldering tests
• GB/T 5095.7 Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Part 7: Mechanical operating tests and sealing tests
• GB/T 5095.8 Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Part 8: Connector tests (mechanical) and mechanical tests on contacts and terminations
• GB/T 5095.9 Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Part 9: Miscellaneous tests
• GB/T 9361 Safety requirements for computer field

DL/T 721-2013 history

• 2013 DL/T 721-2013 Remote terminal unit of distribution automation
• 2000 DL/T 721-2000 Remote terminal unit of distribution automation system