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NF Z84-636-4-1 ; NF EN 302636-4-1:2020-07-17
Intelligent Transport Systems (ITS) - Vehicular Communications - GeoNetworking - Part 4: geographical addressing and forwarding for point-to-point and point-to-multipoint communications - Sub-part 1 : media-Independent Functionality (V1.4.1)
Edition
2020-07-17
NF Z85-462-4-1 ; NF EN 300462-4-1:2000-06-01
Transmission and Multiplexing (TM) - Generic requirements for synchronization networks - Part 4-1 : timing characteristics of slave clocks suitable for synchronization supply to Synchronous Digital Hierarchy (SDH) and Plesiochronous Digital Hierarchy (PDH) equipment
Edition
2000-06-01
12/30265473 DC
BS EN 61158-4. ndustrial communication networks. Fieldbus specifications. Part 4-1. Data-link layer protocol specification. Type 1 elements. Part 4-2. Data-link layer protocol specification. Type 2 elements. Part 4-3. Data-link layer protocol specification. Type 3 elements. Part 4-4. Data-link layer protocol specification. Type 4 elements. Part 4-11. Data-link layer protocol specification. Type 11 elements. Part 4-12. Data-link layer protocol specification. Type 12 elements. Part 4-13. Data-lin"
Edition
2012-05-23
12/30276356 DC
BS EN 62153-4-1. Metallic communication cable test methods. Part 4-1. Introduction to electromagnetic (EMC) test methods
Edition
2012-12-10
13/30277707 DC
BS EN 61747-4-1. Liquid crystal display devices. Part 4-1. Matrix colour LCD modules. Essential ratings and characteristics
Edition
2013-09-03
16/30351483 DC
PD IEC/TS 62933-4-1. Electric Energy Storage System. Part 4-1. Guidance On Environmental Issues
Edition
2016-11-08
18/30352700 DC
BS EN 61857-41. Electrical insulation systems. Procedures for thermal evaluation. Part 41. Specific requirements for electrical insulation systems for use in dry-type high-voltage transformers with operating voltages of 1kV and above
Edition
2018-05-30
20/30317075 DC
BS EN 62053-41. Electricity metering equipment (DC direct current). Particular requirements. Part 41. Static meter for active energy (class 0.5 and 1)
Edition
2020-04-22
21/30422299 DC
BS EN 50065-4-1. Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz. Part 4-1. Low voltage decoupling filters. Generic specification
Edition
2021-04-23
22/30450747 DC
BS EN IEC 61643-41. Low-voltage surge protective devices. Part 41. Surge protective devices connected to DC low-voltage power systems. Requirements and test methods
Edition
2022-01-13