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eLibrary > PD IEC/TS 62735-1:2015 Direct current (DC) plugs and socket-outlets for information and communication technology (ICT) equipment installed in data centres and telecom central offices - Plug and socket-outlet system for 2,6 kW >

PD IEC/TS 62735-1:2015 Direct current (DC) plugs and socket-outlets for information and communication technology (ICT) equipment installed in data centres and telecom central offices - Plug and socket-outlet system for 2,6 kW, 2015

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PD IEC/TS 62735-1:2015 Direct current (DC) plugs and socket-outlets for information and communication technology (ICT) equipment installed in data centres and telecom central offices - Plug and socket-outlet system for 2,6 kW, 2015

30330449-VOR.pdf [Go to Page]
CONTENTS
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
5 General notes on tests
6 Ratings
7 Classification [Go to Page]
7.1 Accessory classifications
7.2 Socket-outlet classifications
8 Marking [Go to Page]
8.1 General
8.2 Symbols
8.3 Visibility of markings
8.4 Marking for plugs
8.5 Marking of terminals
8.6 Durability of marking
9 Checking of dimensions
10 Protection against electric shock
11 Provision for earthing
12 Terminals and terminations [Go to Page]
12.1 General
12.2 Terminals with screw clamping for external copper conductors
12.3 Screwless terminals for external copper conductors
12.4 Flat quick-connect terminations
12.5 Permanent connections
13 Construction of socket-outlets
14 Construction of plugs
15 Interlocked socket-outlets
16 Resistance to ageing, protection provided by enclosures, and resistance to humidity [Go to Page]
16.1 Resistance to ageing
16.2 Protection provided by enclosures
16.3 Resistance to humidity
17 Insulation resistance and electric strength
18 Operation of earthing contacts
19 Temperature rise
20 Breaking capacity
21 Normal operation
22 Force necessary to withdraw the plug [Go to Page]
22.1 General
22.2 Verification of the maximum withdrawal force for socket-outlets
22.3 Verification of the minimum withdrawal force
23 Flexible cables and their connection
24 Mechanical strength
25 Resistance to heat
26 Screws, current-carrying parts and connections
27 Creepage distances, clearances and distances through sealing compound
28 Resistance of insulating material to abnormal heat and to fire
29 Resistance to rusting
Annex A (normative) Safety-related routine tests for factory-wired accessories (protection against electric shock and correct polarity) [Go to Page]
A.1 General remarks
A.2 Polarized systems, “+” and “−” – correct connection
A.3 Earth continuity
A.4 Short-circuit/wrong connection and reduction of creepage distanceand clearances between “+” and “−” to earth ()
Annex B (normative) Survey of specimens needed for tests
Annex C (informative) Alternative gripping tests [Go to Page]
C.1 Gripping test C1
C.2 Gripping test C2
Annex D (normative) Standard sheets and gauges [Go to Page]
D.1 Standard sheets
D.2 Gauges for checking the dimensions of the entry holes
Bibliography
Figures [Go to Page]
Figure 1 – Examples of accessories
Figure 2 – Pillar terminals
Figure 3 – Screw terminals and stud terminals
Figure 4 – Saddle terminals
Figure 5 – Mantle terminals
Figure 6 – Example of thread-forming screw
Figure 7 – Example of thread-cutting screw
Figure 8 – Arrangement for compression test of 10.2 and 24.6
Figure 9 – Gauge for checking non-accessibility of live parts, through shutters
Figure 10 – Gauge for checking non-accessibility of live parts, through shutters,and of live parts of socket-outlets with increased protection
Figure 11 – Arrangement for checking damage to conductors
Figure 13 – Device for checking the resistance to lateral strain
Figure 14 – Example of apparatus for breaking capacity and normal operation test
Figure 15 – Circuit diagram for breaking capacity and normal operation tests
Figure 16 – Apparatus for verification of maximum withdrawal force
Figure 17 – Apparatus for testing cord retention
Figure 18 – Apparatus for flexing test
Figure 19 – Sketches showing the application of the blows according to Table 20
Figure 20 – Apparatus for impact test at low temperature of 24.5
Figure 21 – Example of test arrangement to verify the fixation of pinsin the body of the plug
Figure 22 – Arrangement for test on covers or cover-plates
Figure 23 – Gauge (thickness about 2 mm) for the verificationof the outline of covers or cover-plates
Figure 24 – Examples of application of the gauge of Figure 23 on covers fixedwithout screws on a mounting surface or supporting surface
Figure 25 – Examples of application of the gauge of Figure 23in accordance with the requirements of 24.16
Figure 26 – Gauge for verification of grooves, holes and reverse tapers
Figure 27 – Sketch showing the direction of application of the gauge of Figure 26
Figure 28 – Ball pressure test apparatus
Figure 29 – Apparatus for compression test for the verificationof resistance to heat of 25.5
Figure 30 – Test procedures for normal operation (see Clause 21)
Figure 31 – Clamping unit for the temperature rise test of Clause 19
Figure 32 – The profile of the inrush current for the test of Clause 20
Figure 33 – Annex to Figure 32 with additional information on a possiblecircuit to produce the inrush current as given in Figure 32
Figure 34 – Circuit diagram for testing socket-outlets and plugs according to 18.2
Figure 35 – Possible test setup for the temperature rise test for Clauses 19 and 21
Figure C.1 – Reference plug for gripping test
Figure C.2 – Example of the test apparatus for plug gripping test
Figure D.1 – Standard sheet 1: 2,6 kW / 294 V to 400 V d.c. socket-outlet for class I equipment
Figure D.2 – Standard sheet 2: 2,6 kW / 294 V to 400 V d.c. plug for class I equipment
Figure D.3 – Standard sheet 3: positioning of the “+” and “−” pins/socket-contacts
Figure D.4 – Minimum gauges for checking the dimensions of the entry holes: C1
Figure D.5 – Maximum gauges for checking the dimensions of the entry holes: C2
Figure D.6 – Gauge for checking the first point of contact: C3
Figure D.7 – Gauges for checking the minimum withdrawal force (see 22.3)
Figure D.8 – Gauge for checking the maximum withdrawal force: C4max (see 22.2)
Tables [Go to Page]
Table 1 – Relationship between rated power and connectable nominal cross-sectional areas or American Wire Gauge (AWG) size of copper conductors
Table 2 – Values for pull test for screw-type terminals
Table 3 – Composition of conductors
Table 4 – Tightening torques for the verification of the mechanical strength of screw-type terminals
Table 5 – Relationship between rated power and connectable cross-sectionalareas or AWG size of copper conductors for screwless terminals
Table 6 – Value for pull test for screwless-type terminals
Table 7 – Values for flexing under mechanical load test for copper conductors
Table 8 – Test current for the verification of electrical and thermal stressesin normal use for screwless terminals
Table 9 – Nominal cross-sectional areas or AWG size of rigid copper conductors for deflection test of screwless terminals
Table 10 – Deflection test forces
Table 11 – Forces to be applied to tabs
Table 12 – Relationship between tab size and maximum current
Table 13 – Forces to be applied to covers, cover-plates or actuating members whose fixing is not dependent on screws
Table 14 – External cable dimension limits for surface-type socket-outlets
Table 15 – Nominal cross-sectional areas of copper conductorsand test currents for the temperature rise test
Table 16 – Maximum and minimum withdrawal force for plugs and socket-outlets
Table 17 – External dimensions of flexible cables to be accommodated by cord anchorages
Table 18 – Torque test values for cord anchorages
Table 19 – Maximum dimensions of flexible cables to be accommodated in rewirable accessories
Table 20 – Height of fall for impact tests
Table 21 – Torque test values for glands
Table 22 – Resistance to heat of different types or parts of accessories
Table 23 – Creepage distances, clearances and distances throughinsulating sealing compound
Table B.1 – Number of specimens needed for the tests according to 5.5 [Go to Page]

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PD IEC/TS 62735-1:2015 Direct current (DC) plugs and socket-outlets for information and communication technology (ICT) equipment installed in data centres and telecom central offices - Plug and socket-outlet system for 2,6 kW, 2015

⨯To continue with accurate pricing,
please select your company type below: