This standard does not include barriers having dielectric withstand which depends on the positioning clearance.<\/p>\n
| PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
|---|---|---|---|---|---|---|---|
| 1<\/td>\n | BRITISH STANDARD <\/td>\n<\/tr>\n | ||||||
| 2<\/td>\n | Committees responsible for this British\ufffdStandard <\/td>\n<\/tr>\n | ||||||
| 3<\/td>\n | Contents <\/td>\n<\/tr>\n | ||||||
| 6<\/td>\n | Foreword Foreword to amendment A1 Foreword to amendment A2 <\/td>\n<\/tr>\n | ||||||
| 7<\/td>\n | Contents <\/td>\n<\/tr>\n | ||||||
| 9<\/td>\n | 1 Scope 1.1 Classes 1.2 Categories 1.3 Types 2 Normative references <\/td>\n<\/tr>\n | ||||||
| 10<\/td>\n | 3 Definitions 3.1 Terms defined in accordance with IEC\ufffd50(121), IEC\ufffd50(151) and IEC\ufffd50(601) 3.1.1 type test 3.1.2 routine test 3.1.3 sampling test 3.1.4 acceptance test 3.1.5 electrical puncture 3.1.6 flashover 3.1.7 nominal voltage of a system 3.2 Terms defined in accordance with IEC\ufffd61318 3.2.1 minor defect 3.2.2 major defect 3.2.3 critical defect <\/td>\n<\/tr>\n | ||||||
| 11<\/td>\n | 3.3 Terms defined in accordance with IEC\ufffd743 3.3.1 protective covers 3.3.2 conductor cover (rigid type) 3.3.3 pin type insulator cover (rigid type) 3.4 Definitions of special terms used in this standard 3.4.1 tension set cover (dead-end assembly cover) 3.4.2 clamp cover 3.4.3 suspension set cover 3.4.4 rigid composite insulator cover type 3.4.5 pole cover (rigid type) 3.4.6 pole top cover (rigid type) 3.4.7 cross-arm cover (rigid type) 3.4.8 electrical protective zone 3.4.9 cover system <\/td>\n<\/tr>\n | ||||||
| 12<\/td>\n | 4 Classification Table 1 Categories of special properties 5 Physical requirements 5.1 Shape and dimensions <\/td>\n<\/tr>\n | ||||||
| 13<\/td>\n | 5.2 Material 5.3 Workmanship and finish 5.4 Marking 6 Tests\u00e8 6.1 General <\/td>\n<\/tr>\n | ||||||
| 14<\/td>\n | 6.2 Visual inspection 6.3 Mechanical tests Table 2 Low temperature conditioning\ufffdcharacteristics <\/td>\n<\/tr>\n | ||||||
| 15<\/td>\n | Table 3 Conditioning characteristics for\ufffdpositioning 6.4 Dielectric tests <\/td>\n<\/tr>\n | ||||||
| 19<\/td>\n | Table 6 Test voltages <\/td>\n<\/tr>\n | ||||||
| 20<\/td>\n | 6.5 Ozone resistance 7 Tests on covers with special properties 7.1 General 7.2 Category C, extreme low temperature 7.3 Category W, extreme high temperature 7.4 Category A, acid resistance 7.5 Category H, oil resistance 7.6 Category P, humid conditions <\/td>\n<\/tr>\n | ||||||
| 21<\/td>\n | 8 Quality assurance plan and acceptance test 8.1 General 8.2 Records 9 Acceptance tests 10 Recommendations for in-service care 11 Quality assurance plan <\/td>\n<\/tr>\n | ||||||
| 22<\/td>\n | Figure 1 Outer electrode design and test arrangement for proof test A1 <\/td>\n<\/tr>\n | ||||||
| 23<\/td>\n | Figure 2 Outer electrode design and test arrangement for proof test A2 <\/td>\n<\/tr>\n | ||||||
| 24<\/td>\n | Figure 3 Outer electrode design and test arrangement for withstand tests B1 and B2 <\/td>\n<\/tr>\n | ||||||
| 25<\/td>\n | Annex A (normative) Marking (normative) Marking <\/td>\n<\/tr>\n | ||||||
| 26<\/td>\n | Annex B (normative) List and classification of tests (normative) List and classification of tests <\/td>\n<\/tr>\n | ||||||
| 27<\/td>\n | Annex C (normative) Test circuit and drawing for guard electrodes and supports (normative) Test circuit and drawing for guard electrodes and supports Figure C.1 Test circuit <\/td>\n<\/tr>\n | ||||||
| 28<\/td>\n | Figure C.2 Construction drawing for guard electrodes (two required) <\/td>\n<\/tr>\n | ||||||
| 29<\/td>\n | Figure C.3 Construction drawing for electrode accessories and electrode support Annex D (normative) Mechanical shock test (normative) Mechanical shock test <\/td>\n<\/tr>\n | ||||||
| 31<\/td>\n | Annex E (normative) Potential electrodes for covers protecting live parts and mechanical positioning of c… (normative) Potential electrodes for covers protecting live parts and mechanical positioning of c… Figure E.1 Electrode for conductor cover <\/td>\n<\/tr>\n | ||||||
| 32<\/td>\n | Figure E.2 Electrode for tension (dead-end assembly) cover <\/td>\n<\/tr>\n | ||||||
| 33<\/td>\n | Figure E.3 Electrode for pin type insulator cover Figure E.4 Electrode for suspension cover <\/td>\n<\/tr>\n | ||||||
| 34<\/td>\n | Figure E.5 Example of test arrangement <\/td>\n<\/tr>\n | ||||||
| 35<\/td>\n | Annex F (normative) Sampling procedure (normative) Sampling procedure F.1 General F.2 Classification of defects F.3 Sampling plans F.3.1 Plan for major defects Annex G (normative) Electrical limits for the use of rigid protective covers (normative) Electrical limits for the use of rigid protective covers G.1 General limit values <\/td>\n<\/tr>\n | ||||||
| 36<\/td>\n | Table G.1 General limit values G.2 Special limit values G.2.1 For the highest voltage of the system G.2.2 For the RILL <\/td>\n<\/tr>\n | ||||||
| 37<\/td>\n | Annex H (informative) Recommendations for in-service care (informative) Recommendations for in-service care H.1 Storage H.2 Examination before use H.3 Temperature H.4 Periodic inspection and electrical re-testing <\/td>\n<\/tr>\n | ||||||
| 38<\/td>\n | Annex J (informative) Example of handling adapter (informative) Example of handling adapter Figure J.1 Handling adapter <\/td>\n<\/tr>\n | ||||||
| 39<\/td>\n | Annex K (informative) Acceptance tests (informative) Acceptance tests K.1 General K.2 Mechanical tests for handling and latching devices Figure K.1 Mechanical test of handling adapter and assembly end <\/td>\n<\/tr>\n | ||||||
| 40<\/td>\n | Figure K.2 Mechanical withstand test; vertical load Figure K.3 Mechanical withstand test; side load <\/td>\n<\/tr>\n | ||||||
| 41<\/td>\n | Annex ZA (normative) Normative references to international publications with their corresponding European … (normative) Normative references to international publications with their corresponding European … <\/td>\n<\/tr>\n | ||||||
| 42<\/td>\n | Annex NA (informative) Original IEC text amended by CENELEC common modifications (informative) Original IEC text amended by CENELEC common modifications 4 Classification 6 Tests <\/td>\n<\/tr>\n | ||||||
| 43<\/td>\n | Table 5 Leakage path distance between electrodes <\/td>\n<\/tr>\n | ||||||
| 44<\/td>\n | Table 6 A.C. test voltage A and B 7 Tests on covers with special properties Annex B (normative) List and classification of tests (normative) List and classification of tests Annex G (informative) Guidelines for the selection of the class of covers (informative) Guidelines for the selection of the class of covers Annex G (informative) Guidelines for the selection of the class of covers (informative) Guidelines for the selection of the class of covers <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Rigid protective covers for live working on a.c. installations<\/b><\/p>\n |