Guide for procurement of power station equipment - Part 4: Boiler auxiliaries - Section 3: Draught plant
Edition 1999-08-01

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 4: Protocol testing specification for Direct Mode Operation (DMO) - Sub-part 3: Test Suite Structure and Test Purposes (TSS&TP) for Mobile Station (MS) Repeater type 1
Edition 2001-04-01

Intelligent Network (IN) - Intelligent Network Application Protocol (INAP) - Capability Set 2 (CS2) - Part 4: Abstract Test Suite (ATS) specification and Partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma for Service Switching Function (SSF) - Sub-part 3: Specialized Resource Functions (SRF) (incl. Diskette!!!)
Edition 2000-09-01

Specification for insulating materials based on mica - Part 3: Specifications for individual materials - Sheet 4: Polyester film-backed mica paper with a B-stage epoxy resin binder (IEC 60371-3-4:1992 + A1:2006)
Edition 2007-09-01

Pressure-sensitive adhesive tapes for electrical purposes - Part 3: Specifications for individual materials - Sheet 4: Cellulose paper, creped and non-creped, with rubber thermosetting adhesive (IEC 60454-3-4:2007)
Edition 2008-06-01

Resin based reactive compounds used for electrical insulation - Part 3: Specifications for individual materials - Sheet 4: Filled polyurethane compounds (IEC 60455-3-4:2003)
Edition 2004-04-01

Flexible insulating sleeving - Part 3: Specifications for individual types of sleeving - Sheet 248: General purpose, heat-shrinkable, dual wall polyolefin sleeving, flame retarded, shrink ratios 2:1, 3:1, 4:1 (IEC 60684-3-248:2007)
Edition 2008-03-01

Non-cellulosic papers for electrical purposes - Part 3: Specifications for individual materials - Sheet 4: Aramid fibre paper containing not more than 50 % of mica particles (IEC 60819-3-4:2013) (german version)
Edition 2014-11-01

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 3: Interworking at the Inter-System Interface (ISI) - Sub-part 4: Additional Network Feature Short Data Service (ANF-ISISDS) (ETSI EN 300392-3-4 V1.3.1 (2010-08))
Edition 2010-10-01

Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); - Part 12: Supplementary services stage 3; Sub-part 4: Call Forwarding (CF) (ETSI EN 300392-12-4 V1.4.1 (2016-07))
Edition 2016-10-01