{"id":416880,"date":"2024-10-20T06:13:07","date_gmt":"2024-10-20T06:13:07","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-pd-iec-tr-60664-2-12011-2\/"},"modified":"2024-10-26T11:33:36","modified_gmt":"2024-10-26T11:33:36","slug":"bsi-pd-iec-tr-60664-2-12011-2","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-pd-iec-tr-60664-2-12011-2\/","title":{"rendered":"BSI PD IEC\/TR 60664-2-1:2011"},"content":{"rendered":"

This part of IEC 60664, which is a technical report, serves as an application guide for technical committees and manufacturers specifying dimensioning requirements for products in accordance with the IEC 60664 series.<\/p>\n

The significant items for consideration are as follows:<\/p>\n

    \n
  1. \n

    nominal system voltage(s) or rated insulation voltage(s);<\/p>\n<\/li>\n

  2. \n

    overvoltage category of the products (OV cat.);<\/p>\n<\/li>\n

  3. \n

    any type of overvoltages;<\/p>\n<\/li>\n

  4. \n

    frequency of the voltage;<\/p>\n<\/li>\n

  5. \n

    characteristics of the solid insulating material;<\/p>\n<\/li>\n

  6. \n

    pollution degree and humidity levels.<\/p>\n<\/li>\n<\/ol>\n

    PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
    PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
    4<\/td>\nEnglish
    CONTENTS <\/td>\n<\/tr>\n
    8<\/td>\nFOREWORD <\/td>\n<\/tr>\n
    10<\/td>\nINTRODUCTION <\/td>\n<\/tr>\n
    11<\/td>\n1 Scope
    2 Normative references <\/td>\n<\/tr>\n
    12<\/td>\n3 Terms and definitions <\/td>\n<\/tr>\n
    19<\/td>\n4 Principles and practical application of the IEC\u00a060664 series for insulation dimensioning of LV equipment
    4.1 Basic principles
    4.2 Coordination of overvoltage categories inside equipment <\/td>\n<\/tr>\n
    20<\/td>\n4.3 Practical use of the IEC\u00a060664 series for the dimensioning of clearances <\/td>\n<\/tr>\n
    22<\/td>\n4.4 Practical use of the IEC\u00a060664 series for the dimensioning of creepage distances <\/td>\n<\/tr>\n
    25<\/td>\n4.5 Practical use of the IEC\u00a060664 series for the dimensioning of solid insulation <\/td>\n<\/tr>\n
    26<\/td>\nFigures
    \n
    Figure 1 \u2013 Breakdown voltage of solid insulation dependingupon the time of voltage stress <\/td>\n<\/tr>\n
    28<\/td>\nTables
    \n
    Table 1 \u2013 Examples for rated voltage 100 V and 230 V and overvoltage category II <\/td>\n<\/tr>\n
    29<\/td>\nFigure 2 \u2013 Series connection of clearance and solid insulation
    Figure 3 \u2013 Capacitive voltage divider <\/td>\n<\/tr>\n
    33<\/td>\n4.6 Practical use of the IEC\u00a060664 series for designing functional insulation <\/td>\n<\/tr>\n
    34<\/td>\n4.7 Practical use of the IEC\u00a060664 series for dimensioning with respect to the influence of the frequency of the voltage <\/td>\n<\/tr>\n
    36<\/td>\n5 Four examples showing appropriate dimensioning of insulation within equipment
    5.1 General
    Figure 4 \u2013 Permissible field strength for dimensioning of solid insulationaccording to Equation (7) <\/td>\n<\/tr>\n
    37<\/td>\nFigure 5a \u2013 Example 1 \u2013 Simple illustration of insulation system containingfunctional, basic and reinforced\/double insulation for a class I equipment <\/td>\n<\/tr>\n
    38<\/td>\n5.2 Examples for the dimensioning of clearances for class I equipment according to IEC\u00a060664-1
    Figure 5b \u2013 Example 2 \u2013 Dimensioning of clearances for class I equipment,based on overvoltage category III
    Table 2 \u2013 Example 2 \u2013 Dimensioning of clearances according to Table F.2of IEC\u00a060664-1:2007 (pollution degree 2) (see example 2 of Figure 5b) <\/td>\n<\/tr>\n
    39<\/td>\n5.3 Examples for the dimensioning of clearances for class II equipment according to IEC\u00a060664-1
    Figure 5c \u2013 Example 3 \u2013 Dimensioning of clearances (class II equipment)
    Table 3 \u2013 Example 2 \u2013 Dimensioning of clearances according to Tables F.2 and F.7a of IEC\u00a060664-1:2007, temporary overvoltages according to 5.3.3.2.3 of IEC\u00a060664-1:2007 (Un+1\u00a0200\u00a0V) (see example 2 of Figure 5b) <\/td>\n<\/tr>\n
    40<\/td>\nTable 4 \u2013 Example 3 \u2013 Dimensioning of clearances according to Table F.2 ofIEC\u00a060664-1:2007 (pollution degree 2) (see example 3 of Figure 5c)
    Table 5 \u2013 Example 3 \u2013 Dimensioning of clearances according to Tables F.2 and F.7a of IEC\u00a060664-1:2007, temporary overvoltages according to 5.3.3.2.3 of IEC\u00a060664-1:2007 (Un+1200 V) (see example 3 of Figure 5c) <\/td>\n<\/tr>\n
    41<\/td>\n5.4 Examples for the dimensioning of clearances for class II equipment according to IEC\u00a060664-5
    Figure 5d \u2013 Example 4 \u2013 Dimensioning of clearances (class II equipment)
    Table 6 \u2013 Example 4 \u2013 Dimensioning of clearances according to Table 2 of IEC\u00a060664-5:2007 (see example 4 on Figure 5d) <\/td>\n<\/tr>\n
    42<\/td>\n6 Practical application of the IEC\u00a060664 series with regards to particular questions
    6.1 General
    6.2 Testing complete equipment in case of components bridging the basic insulation
    Table 7 \u2013 Example 4 \u2013 Dimensioning of clearances according to Tables 2 and 3 of IEC\u00a060664-5:2007, temporary overvoltages according to 5.3.3.2.3 of IEC\u00a060664-1:2007 (Un+1 200 V) (see example 4 on Figure 5d) <\/td>\n<\/tr>\n
    43<\/td>\n6.3 Testing complete equipment in case of components bridging the functional insulation
    Figure 6 \u2013 Arrangement for a.c. (or d.c.) voltage test <\/td>\n<\/tr>\n
    44<\/td>\n6.4 Dimensioning of insulation distances for parts of equipment which can have isolation capability <\/td>\n<\/tr>\n
    45<\/td>\n6.5 Testing with respect to high-frequency voltage stress
    6.6 Practical information in case of substitution an impulse withstand test by an AC or DC test <\/td>\n<\/tr>\n
    46<\/td>\n7 Examples of a dimensioning worksheet (based on case A as described in IEC\u00a060664-1:2007)
    7.1 Use of IEC\u00a060664-1:2007, for circuits in equipment either directly or not directly connected to the mains supply
    Table 8 \u2013 Relationship between influencing parametersand normative references in IEC\u00a060664-1 <\/td>\n<\/tr>\n
    47<\/td>\n7.2 Use of IEC\u00a060664-5:2007, for circuits in equipment either directly or not directly connected to the mains supply
    Table 9 \u2013 Relationship between influencing parameters and normative referencesin IEC\u00a060664-1 or IEC\u00a060664-5 <\/td>\n<\/tr>\n
    48<\/td>\n7.3 Use of IEC\u00a060664-4:2005, for circuits in equipment either directly or not directly connected to the mains supply
    Table 10 \u2013 Relationship between influencing parametersand normative references in IEC\u00a060664-1 or IEC\u00a060664-4 <\/td>\n<\/tr>\n
    50<\/td>\n7.4 Examples comparing the dimensioning of clearances and creepage distances according to IEC\u00a060664-1 and IEC\u00a060664-5 based on case A condition (basic insulation, for equipment up to 2 000 m altitude)
    Table 11 \u2013 Example for dimensioning a clearance and creepage distance following IEC\u00a060664-1 <\/td>\n<\/tr>\n
    51<\/td>\nTable 12 \u2013 Example for dimensioning a clearance and creepage distance following IEC\u00a060664-5
    Table 13 \u2013 Example for dimensioning a clearance and creepage distance following IEC\u00a060664-1 in circuits not directly connected to mains supply <\/td>\n<\/tr>\n
    52<\/td>\n7.5 Examples of dimension comparison for clearances and creepage distances according to IEC\u00a060664-1 and IEC\u00a060664-4 based on case\u00a0A condition (basic insulation, for equipment up to 2 000 m altitude)
    Table 14 \u2013 Example for dimensioning a clearance and creepage distance following IEC\u00a060664-5 in circuits not directly connected to mains supply <\/td>\n<\/tr>\n
    53<\/td>\nTable 15 \u2013 Example for dimensioning a clearance and creepage distance following IEC\u00a060664-1 in circuits not directly connected to mains supply
    Table 16 \u2013 Example for dimensioning a clearance and creepage distance following IEC\u00a060664-4 (approximately homogeneous field) <\/td>\n<\/tr>\n
    54<\/td>\nTable 17 \u2013 Example for dimensioning a clearance and creepage distance following IEC\u00a060664-1 in circuits not directly connected to mains supply <\/td>\n<\/tr>\n
    55<\/td>\nTable 18 \u2013 Example for dimensioning a clearance and creepage distance following IEC\u00a060664-4 (approximately homogeneous field) <\/td>\n<\/tr>\n
    56<\/td>\nAnnex\u00a0A (informative)Overview of clauses of IEC\u00a060664-1 requiring decisions by technical committees, specification of options or requiring activities by the manufacturer
    Table A.1 \u2013 Clauses and titles of IEC\u00a060664-1 and items to be consideredby technical committees <\/td>\n<\/tr>\n
    58<\/td>\nTable A.2 \u2013 Clauses and titles of IEC\u00a060664-1 and optional specifications for consideration by technical committees <\/td>\n<\/tr>\n
    59<\/td>\nTable A.3 \u2013 Clauses and titles of IEC\u00a060664-1 and required manufacturer activities <\/td>\n<\/tr>\n
    60<\/td>\nAnnex\u00a0B (informative)Overview of clauses of IEC\u00a060664-4 requiring decisions by technical committees
    Table B.1 \u2013 Clauses and titles of IEC\u00a060664-4 and optional specifications for consideration by technical committees <\/td>\n<\/tr>\n
    61<\/td>\nAnnex\u00a0C (informative)Overview of clauses of IEC\u00a060664-5 requiring decisions by technical committees, specification of options or requiring activities by the manufacturer
    Table C.1 \u2013 Clauses and titles of IEC\u00a060664-5 and items to be considered by technical committees <\/td>\n<\/tr>\n
    63<\/td>\nTable C.2 \u2013 Clauses and titles of IEC\u00a060664-5 and optional specifications for consideration by technical committees <\/td>\n<\/tr>\n
    64<\/td>\nTable C.3 \u2013 Clauses and titles of IEC\u00a060664-5 and required manufacturer activities <\/td>\n<\/tr>\n
    65<\/td>\nAnnex\u00a0D (informative)Dimensioning of clearances and creepage distances for d.c. voltages above 1 000 V d.c.
    Table D.1 \u2013 Rated impulse voltage for equipment <\/td>\n<\/tr>\n
    66<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

    Insulation coordination for equipment within low-voltage systems – Application guide. Explanation of the application of the IEC 60664 series, dimensioning examples and dielectric testing<\/b><\/p>\n\n\n\n\n
    Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
    BSI<\/b><\/a><\/td>\n2011<\/td>\n68<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":416889,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[498,2641],"product_tag":[],"class_list":{"0":"post-416880","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-29-080-30","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/416880","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/416889"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=416880"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=416880"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=416880"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}