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BS 1363-4:2023

BS 1363-4:2023

$198.66

13 A plugs, socket-outlets, adaptors and connection units – 13 A fused connection units: switched and unswitched. Specification

Published By Publication Date Number of Pages
BSI 2023 58
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PDF Catalog

PDF Pages PDF Title
5 Foreword
7 1 Scope
2 Normative references
8 3 Terms and definitions
11 4 Conditions of use
5 General
6 General conditions for type testing
12 Table 1 — Schedule of tests
7 Classification and ratings
13 8 Marking and labelling
14 9 Clearances, creepage distances and solid insulation
16 Table 2 — Minimum clearances for basic insulation
17 Table 3 — Minimum creepage distances (mm) for basic insulation
Table 4 — Withstand voltages for insulation types
18 10 Accessibility of live parts
11 Provision for earthing
19 Table 5 — Torque values for screws and nuts
12 Terminals
23 13 (Not used)
14 Construction of connection units
25 Table 6 — Actuator test force
26 15 Resistance to ageing, resistance to humidity and protection provided by enclosures
28 Table 7 — Tightening torque values for cable glands
29 16 Insulation resistance and electric strength
31 Table 8 — Test voltage across the open contacts for verifying the suitability for isolation, referred to the rated voltage and to the altitude where the test is carried out
17 Temperature rise
Table 9 — Permitted temperature rises
32 18 Breaking capacity of connection units
33 19 Normal operation of connection units
20 Connection of flexible cables and cable anchorage
34 Table 10 — Cable grip tests related to size of flexible cable
35 21 Mechanical strength
Figure 19 — Solid link for test on fuse clips
36 Figure 21a) — Pendulum impact test: General view of apparatus
37 Figure 21b) — Pendulum impact test: Constructional details of striking elements
38 Figure 21c) — Pendulum impact test: Constructional details of mounting support for test samples
39 22 Screws, current‑carrying parts and connections
40 23 Resistance to heat
41 24 Resistance to abnormal heat and fire
Table 11 — Application of glow-wire test
42 25 Resistance to excessive residual stresses and to rusting
43 Annex A (normative)  Pollution degree
44 Annex B (normative)  Relation between rated impulse withstand voltage, rated voltage and Overvoltage Category
Table B.1 — Rated impulse withstand voltage for connection units energized directly from the low voltage mains
Annex C (normative)  Determination of the Comparative Tracking Index and Proof Tracking Index
45 Annex D (normative)  Impulse voltage test
46 Table D.1 — Test voltages for verifying clearances at sea level
Annex E (normative)  Measurement of clearances and creepage distances
Table E.1 — Minimum values of width X
47 Figure E.1 — Example 1
Figure E.2 — Example 2
Figure E.3 — Example 3
48 Figure E.4 — Example 4
Figure E.5 — Example 5
Figure E.6 — Example 6
Figure E.7 — Example 7
49 Figure E.8 — Example 8
Figure E.9 — Example 9
50 Figure E.10 — Example 10
Figure E.11 — Example 11
Annex F (normative)  The construction and calibration of a calibrated link
51 Figure 28 — Calibrated link
53 Figure 29 — Calibration jig for calibrated link
54 Annex G (informative)  Annex identification migration from 2016 edition to 2023 edition
55 Table G.1 — BS 1363 annex identification migration from 2016 to 2023
57 Bibliography

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BS 1363-4:2023
$198.66