{"id":81084,"date":"2024-10-17T18:51:07","date_gmt":"2024-10-17T18:51:07","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ieee-c37-90-2006\/"},"modified":"2024-10-24T19:45:39","modified_gmt":"2024-10-24T19:45:39","slug":"ieee-c37-90-2006","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ieee\/ieee-c37-90-2006\/","title":{"rendered":"IEEE C37.90 2006"},"content":{"rendered":"
Revision Standard – Active. Service conditions, electrical ratings, thermal ratings, and testing requirements are defined for relays and relay systems used to protect and control power apparatus. This standard establishes a common reproducible basis for designing and evaluating relays and relay systems.<\/p>\n
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
1<\/td>\n | IEEE Std C37.90\u2122-2005, IEEE Standard for Relays and Relay Systems Associated with Electric Power Apparatus <\/td>\n<\/tr>\n | ||||||
3<\/td>\n | Title page <\/td>\n<\/tr>\n | ||||||
6<\/td>\n | Introduction Notice to users Errata Interpretations <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | Patents Participants <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | CONTENTS <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 1. Overview 1.1 Scope <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 1.2 Purpose 2. Normative references 3. Special terms 4. Service conditions 4.1 Usual service conditions <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 4.2 Unusual service conditions <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 5. Electrical ratings 5.1 Standard current and voltage ratings for relays <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | 5.2 Maximum design voltage and current for relays 5.3 Allowable variations from rated voltage for voltage operated <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | 5.4 Allowable variation from rated voltage and current for prote <\/td>\n<\/tr>\n | ||||||
18<\/td>\n | 5.5 Allowable ac component in dc control voltage supply 5.6 Short time thermal withstand <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | 5.7 Make, carry, and interrupt ratings for tripping output circu <\/td>\n<\/tr>\n | ||||||
20<\/td>\n | 5.8 Make, carry, and interrupt ratings for output circuits not r 5.9 Published data for auxiliary relays <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | 6. Heating limits of temperature rise for coils 7. Mechanical requirements 7.1 Mechanical durability of relay operation 7.2 Mechanical durability of plug-in relays 7.3 Mechanical durability of relay setting controls <\/td>\n<\/tr>\n | ||||||
23<\/td>\n | 7.4 Shock and vibration 8. Insulation tests 8.1 General requirements 8.2 Dielectric power frequency tests <\/td>\n<\/tr>\n | ||||||
25<\/td>\n | 8.3 Impulse voltage tests <\/td>\n<\/tr>\n | ||||||
27<\/td>\n | Annex A (informative) Applicable IEC standards <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" IEEE Standard for Relays and Relay Systems Associated with Electric Power Apparatus<\/b><\/p>\n |