IEC 60454-3-3:1998 pdf download – Pressure-sensitive adhesive tapesfor electrical purposes- Part 3: Specifications for individual materials -sheet 3: Polyester film tapes with rubber thermoplastic adhesive

IEC 60454-3-3:1998 pdf download – Pressure-sensitive adhesive tapesfor electrical purposes- Part 3: Specifications for individual materials -sheet 3: Polyester film tapes with rubber thermoplastic adhesive.
This sheet of IEC 60454-3 contains the requirements for polyester film tapes with rubber thermoplastic adhesive.
Materials which conform to this specification meet established levels of performance. However, the selection of a material by a user for a specific applicalion should be based on the actual requirements necessary for adequate performance in that application, and not based on this specification alone.
1.2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this sheet of lEG 60454-3. At the time of publication, the editions indicated were valid, All normative documents are subject to revision and parties to agreements based on this sheet of lEG 60454-3 are encouraged to investigate the possibility of applying the most recent editions of the normative documents Indicated below1) . Members of IEC and ISO maintain registers of currently valid International Standards.
IEC 60426:1973, Test methods for determining electrolytic corrosion with insulating materials
lEG 60454-1:1992. Specifications for pressure-sensitive adhesive tapes for electrical purposes — Pail 1: General requirements
IEC 60454-2:1994, SpecIfication for pressure-senslhve adhesive tapes for electrical purposes — Part 2: Methods of test
1.3 Definitions
Refer to lEG 60454-1 f or definitions appplicable to these matorials
2 ClassificatIon and designation
2.1 The products supplied according to this specification shall be classified as follows:
Type 1 Products having properties characteristic of a polyester film of nominal thickness 0,020 mm to 0030 mm.
Type 2: Products having properties characteristic of a polyester film of nominal thickness 0,045 mm to 0,055 mm.
2.2 The products shall be designated for ordering purposes as follows:
Type 1: IEC 60454.3-3-1 F-PET/I 30,’R-Tp.
Type 2: IEC 60454-3-3-21F-PET/1 30.R-Tp.
3 Requirements
3.1 All applicable requirements of IEC 60454-I shall apply to material furnished under this specification.
3.2 The physical and electrical properties of products supplied according to this specification shall be within I he limits listed in tables 1 and 2 when tested in accordance with the test methods listed therein.
3.3 Thermal endurance
When required by the purchaser, the manufacturer shall provide evioence that when tested In accordance with clause 21 of IEC 60454-2, the product has a temperature index of not less than 130. The exposure temperatures are 150 C, 160 C. and 180 C.
The end-point criterion used shall be:
for breakdown voltage: 2,2 kV for type 1. arid 3,5 kd for type 2 trnetal foil electrode,.
4 Test methods
All tests shall be conducted in accordance with the appropriate clauses and subclauses of IEC
60454•2.
5 Marking, labelling and packaging
Unless otherwise specified. all marking. labelling and packaging shall be in accordance with the requirements of IEC 60454-1.