{"id":403673,"date":"2024-10-20T05:07:12","date_gmt":"2024-10-20T05:07:12","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iec-61557-22021-tc\/"},"modified":"2024-10-26T09:08:31","modified_gmt":"2024-10-26T09:08:31","slug":"bs-en-iec-61557-22021-tc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iec-61557-22021-tc\/","title":{"rendered":"BS EN IEC 61557-2:2021 – TC"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
1<\/td>\n | 30457441 <\/td>\n<\/tr>\n | ||||||
21<\/td>\n | A-30362869 <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | undefined <\/td>\n<\/tr>\n | ||||||
26<\/td>\n | Annex ZA (normative)Normative references to international publicationswith their corresponding European publications <\/td>\n<\/tr>\n | ||||||
30<\/td>\n | English CONTENTS <\/td>\n<\/tr>\n | ||||||
31<\/td>\n | FOREWORD <\/td>\n<\/tr>\n | ||||||
33<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions <\/td>\n<\/tr>\n | ||||||
34<\/td>\n | 4 Requirements 4.1 General requirements 4.2 Output voltage 4.3 Rated current 4.4 Measuring current 4.5 Influence of external capacitors 4.6 Overvoltage <\/td>\n<\/tr>\n | ||||||
35<\/td>\n | 5 Marking and operating instructions 5.1 Marking 5.2 Operating instructions Figure 1 \u2013 Example of a pictogram for a 500 V AC system <\/td>\n<\/tr>\n | ||||||
36<\/td>\n | 6 Tests 6.1 General 6.2 Operating uncertainty 6.3 Open-circuit voltage 6.4 Rated current Table 1 \u2013 Calculation of operating uncertainty <\/td>\n<\/tr>\n | ||||||
37<\/td>\n | 6.5 Measuring current 6.6 Overvoltage tests 6.6.1 Overvoltage tests with AC voltage 6.6.2 Overvoltage tests with DC voltage 6.7 Battery life in battery operated instruments 6.8 Stability test <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Tracked Changes. Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC. Equipment for testing, measuring or monitoring of protective measures – Insulation resistance<\/b><\/p>\n |