Watthour meters for instrument-transformer connection; main dimensions for three-phase meters
Edition 1977-06

Watthour meters in moulded insulation case without instrument transformers, up to 60 A rated maximum current; principal dimensions for single-phase meters
Edition 1978-09

Watthour meters in moulded insulation case without instrument transformers, up to 60 A rated maximum current; principal dimensions for poly-phase meters
Edition 1978-09

Measurement and control; fastening for measuring and control instruments for panel mounting; fastening component; fastening holes in the instrument
Edition 1982-11

Ceramic components for electrical purposes; mounting places for insulators; grooving
Edition 1983-08

Ceramic components for electrical purposes; mounting places for insulators; sanded surfaces
Edition 1983-08

Ceramic components for electrical purposes; mounting places for insulators; undulatory profile
Edition 1983-08

Edison thread for D-type fuses; limit dimensions
Edition 1981-12

Cable lugs; for compression connections, cover plate type, for copper conductors
Edition 1983-07

Cable lugs; for compression connections, ring type, for aluminium conductors
Edition 1983-07