{"id":421538,"date":"2024-10-20T06:36:48","date_gmt":"2024-10-20T06:36:48","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iec-60282-12020-2\/"},"modified":"2024-10-26T12:22:36","modified_gmt":"2024-10-26T12:22:36","slug":"bs-en-iec-60282-12020-2","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iec-60282-12020-2\/","title":{"rendered":"BS EN IEC 60282-1:2020"},"content":{"rendered":"

This part of IEC 60282 applies to all types of high-voltage current-limiting fuses designed for use outdoors or indoors on alternating current systems of 50 Hz and 60 Hz and of rated voltages exceeding 1 000 V.<\/p>\n

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PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
2<\/td>\nundefined <\/td>\n<\/tr>\n
5<\/td>\nAnnex ZA(normative)Normative references to international publicationswith their corresponding European publications <\/td>\n<\/tr>\n
7<\/td>\nEnglish
CONTENTS <\/td>\n<\/tr>\n
11<\/td>\nFOREWORD <\/td>\n<\/tr>\n
13<\/td>\n1 Scope
2 Normative references
3 Terms and definitions
3.1 Electrical characteristics <\/td>\n<\/tr>\n
17<\/td>\n3.2 Fuses and their component parts <\/td>\n<\/tr>\n
18<\/td>\nFigures
Figure 1 \u2013 Terminology <\/td>\n<\/tr>\n
19<\/td>\n3.3 Additional terms <\/td>\n<\/tr>\n
21<\/td>\n4 Normal and special service conditions
4.1 Normal service conditions <\/td>\n<\/tr>\n
22<\/td>\n4.2 Special service conditions
4.2.1 General
4.2.2 Altitude
Tables
Table 1 \u2013 Altitude correction factors \u2013 Dielectric withstand
Table 2 \u2013 Altitude correction factors \u2013 Current-carrying capability <\/td>\n<\/tr>\n
23<\/td>\n4.3 Environmental behaviour
5 Ratings and characteristics
5.1 General
5.2 Ratings and characteristics that are applicable to all fuses
5.2.1 Rated voltage (Ur) <\/td>\n<\/tr>\n
24<\/td>\n5.2.2 Rated current of a fuse-base
5.2.3 Rated current of a fuse-link (Ir)
5.2.4 Rated insulation level (of a fuse-base)
Table 3 \u2013 Rated voltages <\/td>\n<\/tr>\n
25<\/td>\nTable 4 \u2013 Fuse-base rated insulation levels \u2013 Series I
Table 5 \u2013 Fuse-base rated insulation levels \u2013 Series II <\/td>\n<\/tr>\n
26<\/td>\n5.2.5 Rated breaking capacity
5.2.6 Rated frequency
5.2.7 Temperature limits <\/td>\n<\/tr>\n
27<\/td>\n5.2.8 Limits of switching voltage
Table 6 \u2013 Limits of temperature and temperature rise for components and materials <\/td>\n<\/tr>\n
28<\/td>\nTable 7 \u2013 Maximum permissible switching voltages
Table 8 \u2013 Maximum permissible switching voltages for certain fuse-links of small current ratings <\/td>\n<\/tr>\n
29<\/td>\n5.2.9 Time-current characteristics
Figure 2 \u2013 Permissible switching voltages for fuse-links of small current ratings (Table 8) <\/td>\n<\/tr>\n
30<\/td>\n5.2.10 Cut-off characteristic
5.2.11 I2t characteristics
5.2.12 Power dissipation
5.3 Ratings and characteristics of particular fuse-link types and applications
5.3.1 Fuse-links for transformer applications <\/td>\n<\/tr>\n
31<\/td>\n5.3.2 Fuse-links for motor circuit applications
5.3.3 Fuse-links for capacitor protection
5.3.4 Fuses fitted with indicating devices <\/td>\n<\/tr>\n
32<\/td>\nFigure 3 \u2013 Various stages of the striker travel
Table 9 \u2013 Striker mechanical characteristics <\/td>\n<\/tr>\n
33<\/td>\n5.3.5 Back-Up fuses intended for use in a switch-fuse combination according to IEC 62271\ufffd105
5.3.6 Allowable continuous current of a fuse-link (Ia)
5.3.7 Maximum enclosure current (Ifep) <\/td>\n<\/tr>\n
34<\/td>\n6 Design, construction and performance
6.1 General requirements with respect to fuse operation
6.1.1 General
6.1.2 Standard conditions of use <\/td>\n<\/tr>\n
35<\/td>\n6.1.3 Standard conditions of behaviour
6.2 Identifying markings <\/td>\n<\/tr>\n
36<\/td>\n6.3 Dimensions
7 Type tests performed on all fuses
7.1 Conditions for making the tests <\/td>\n<\/tr>\n
37<\/td>\n7.2 List of type tests
7.3 Common test practices for all type tests
7.3.1 General
7.3.2 Mounting of fuse-link
7.3.3 Condition of device to be tested
7.3.4 Mounting of fuses
7.4 Dielectric tests
7.4.1 Test practices <\/td>\n<\/tr>\n
38<\/td>\n7.4.2 Application of test voltage for impulse and power-frequency test
7.4.3 Atmospheric conditions during test
7.4.4 Lightning impulse voltage dry tests <\/td>\n<\/tr>\n
39<\/td>\n7.4.5 Power-frequency voltage dry tests
7.4.6 Power-frequency wet tests
7.5 Temperature-rise tests and power-dissipation measurement
7.5.1 Test practices <\/td>\n<\/tr>\n
40<\/td>\n7.5.2 Measurement of temperature
Table 10 \u2013 Electrical connection to the test circuit \u2013 Conductor sizes <\/td>\n<\/tr>\n
41<\/td>\n7.5.3 Measurement of power dissipation
7.6 Breaking tests
7.6.1 Test practices <\/td>\n<\/tr>\n
44<\/td>\nTable 11 \u2013 Breaking tests \u2013 Parameters <\/td>\n<\/tr>\n
46<\/td>\nFigure 4 \u2013 Representation of a specified TRV by a two-parameter reference line and a delay line <\/td>\n<\/tr>\n
47<\/td>\nFigure 5 \u2013 Example of a two-parameter reference line for a TRV complying with the conditions of the type test <\/td>\n<\/tr>\n
48<\/td>\nTable 12 \u2013 Standard values of rated TRV for I1 \u2013 Series I rated voltages
Table 13 \u2013 Standard values of rated TRV for I1 \u2013 Series II rated voltages <\/td>\n<\/tr>\n
49<\/td>\nTable 14 \u2013 TRV for Test Duty 2 \u2013 Series I rated voltages <\/td>\n<\/tr>\n
50<\/td>\nTable 15 \u2013 TRV for Test Duty 2 \u2013 Series II rated voltages <\/td>\n<\/tr>\n
51<\/td>\n7.6.2 Test procedure
Figure 6 \u2013 Breaking tests \u2013 Arrangement of the equipment
Figure 7 \u2013 Breaking tests \u2013 Typical circuit diagram for Test Duties 1 and 2 <\/td>\n<\/tr>\n
52<\/td>\nFigure 8 \u2013 Breaking tests \u2013 Typical circuit diagram for Test Duty 3 <\/td>\n<\/tr>\n
53<\/td>\n7.6.3 Alternative test methods for Test Duty 3 <\/td>\n<\/tr>\n
54<\/td>\nFigure 9 \u2013 Breaking tests \u2013 Interpretation of oscillograms for Test Duty 1 <\/td>\n<\/tr>\n
55<\/td>\nFigure 10 \u2013 Breaking tests \u2013 Interpretation of oscillograms for Test Duty 2(calibration traces as in a) of Figure 9)
Figure 11 \u2013 Breaking tests \u2013 Interpretation of oscillograms for Test Duty 3 <\/td>\n<\/tr>\n
56<\/td>\n7.6.4 Breaking tests for fuse-links of a homogeneous series <\/td>\n<\/tr>\n
57<\/td>\nTable 16 \u2013 Breaking test requirements for fuse-links of a homogeneous series <\/td>\n<\/tr>\n
58<\/td>\n7.6.5 Acceptance of a homogeneous series of Back-Up fuse-links by interpolation
7.6.6 Acceptance of a homogeneous series of fuse-links of different lengths <\/td>\n<\/tr>\n
59<\/td>\n7.7 Tests for time-current characteristics
7.7.1 Test practices
7.7.2 Test procedures
7.8 Electromagnetic compatibility (EMC) <\/td>\n<\/tr>\n
60<\/td>\n8 Type tests for particular fuse-link types and applications
8.1 General
8.2 List of type tests
8.3 Tests required for a particular type of fuse or application
8.3.1 Indicator tests (for fuses fitted with indicators) <\/td>\n<\/tr>\n
61<\/td>\n8.3.2 Striker tests (for fuses fitted with strikers) <\/td>\n<\/tr>\n
63<\/td>\n8.3.3 Tests for Back-Up fuses for use in switch-fuse combination of IEC 62271\ufffd105 <\/td>\n<\/tr>\n
64<\/td>\n8.3.4 Liquid-tightness tests <\/td>\n<\/tr>\n
66<\/td>\nFigure 12 \u2013 Test sequence for switchgear type applications <\/td>\n<\/tr>\n
67<\/td>\nFigure 13 \u2013 Test sequence for transformer type applications <\/td>\n<\/tr>\n
68<\/td>\nFigure 14 \u2013 Test sequence for series a) test for transformer type applications <\/td>\n<\/tr>\n
69<\/td>\n8.4 Tests performed at the request of a user
8.4.1 Thermal shock tests for outdoor fuses
Figure 15 \u2013 Test sequence for series b) test for transformer type applications <\/td>\n<\/tr>\n
70<\/td>\n8.4.2 Waterproof test (ingress of moisture) for outdoor fuses
9 Routine tests <\/td>\n<\/tr>\n
71<\/td>\nAnnexes
Annex A (normative) Method of drawing the envelope of the prospective and transient recovery voltage of a circuit and determining the representative parameters
A.1 Introduction
A.2 Drawing the envelope
A.3 Determination of parameters <\/td>\n<\/tr>\n
72<\/td>\nFigure A.1 \u2013 Example of a two-parameter reference line for a TRVwhose initial portion is concave towards the left
Figure A.2 \u2013 Example of a two-parameter reference line for an exponential TRV <\/td>\n<\/tr>\n
73<\/td>\nAnnex B (informative) Reasons which led to the choice of TRV values for Test Duties 1, 2 and 3 <\/td>\n<\/tr>\n
75<\/td>\nAnnex C (informative) Preferred arrangements for temperature-rise tests of liquid-tight fuse-links
Figure C.1 \u2013 Test tank for temperature-rise tests of liquid-tight fuses
Figure C.2 \u2013 Details of clamping arrangement for fuse-link in the tank <\/td>\n<\/tr>\n
76<\/td>\nAnnex D (informative) Types and dimensions of current-limiting fuse-links specified in existing national standards <\/td>\n<\/tr>\n
79<\/td>\nAnnex E (normative) Requirements for certain types of fuse-links intended for use at surrounding temperatures above 40 \u00b0C
E.1 Types of fuse-link covered by this annex
E.1.1 General
E.1.2 Covered fuse-link types
E.1.3 Exempted fuse-links
E.1.4 Introduction <\/td>\n<\/tr>\n
80<\/td>\nE.2 Definitions
E.3 Preferred MAT ratings
E.4 Specific service conditions
E.5 Additional breaking test requirements
E.5.1 Test practices <\/td>\n<\/tr>\n
81<\/td>\nE.5.2 Test procedure
E.5.3 Full-Range fuse Test Duty 3 tests <\/td>\n<\/tr>\n
82<\/td>\nE.6 Full-Range fuse: determination of I3 current <\/td>\n<\/tr>\n
83<\/td>\nAnnex F (informative) Criteria for determining It testing validity
F.1 Introduction
F.2 Breaking processes <\/td>\n<\/tr>\n
84<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

High-voltage fuses – Current-limiting fuses<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2020<\/td>\n86<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":421548,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[511,2641],"product_tag":[],"class_list":{"0":"post-421538","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-29-120-50","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\/421538","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\/421548"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=421538"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=421538"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=421538"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}