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BS EN IEC 61076-2-104:2026 - TC Tracked Changes. Connectors for electrical and electronic equipment. Product requirements - Circular connectors. Detail specification for circular connectors with M8 screw-locking or snap-locking, 2026
- A-30480695.pdf [Go to Page]
- undefined
- European foreword
- Endorsement notice
- Annex ZA (normative) Normative references to international publications with their corresponding European publications [Go to Page]
- CONTENTS
- FOREWORD
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Technical information [Go to Page]
- 4.1 Recommended method of termination for connectors
- 4.2 Connector coding, number of contacts, ratings and characteristics
- 4.3 Systems of levels [Go to Page]
- 4.3.1 Performance level
- 4.3.2 Compatibility levels, according to IEC 61076-1
- 4.4 Classification into climatic categories
- Tables [Go to Page]
- Table 1 – Ratings of connectors
- 4.5 Creepage and clearance distances
- 4.6 Current-carrying capacity
- 4.7 Marking
- 4.8 Safety aspects
- 5 Dimensional information [Go to Page]
- 5.1 General
- 5.2 Fixed connectors [Go to Page]
- 5.2.1 General
- 5.2.2 Style EM
- Figures [Go to Page]
- Figure 1 – Fixed connector with wires, male contacts, and single hole mounting
- Table 2 – Styles of fixed connectors [Go to Page]
- 5.2.3 Styles EF1 and EF2
- Figure 2 – Fixed connector with wires, female contacts, and single hole mounting
- Table 3 – Dimensions of style EM, Figure 1
- Figure 3 – Fixed connector with wires, female contacts, and single hole mounting
- Table 4 – Dimensions of style EF1, Figure 2
- 5.3 Free connectors [Go to Page]
- 5.3.1 General
- Table 5 – Dimensions of style EF2, Figure 3
- Table 6 – Styles of free connectors [Go to Page]
- 5.3.2 Style JM
- 5.3.3 Style KM
- Figure 4 – Rewirable connector, male contacts, straight version with screw-locking
- Figure 5 – rewirable connector, male contacts, right angled version with screw-locking
- Table 7 – Dimensions of style JM, Figure 4 [Go to Page]
- 5.3.4 Style NM
- 5.3.5 Style OM
- Figure 6 – non-rewirable connector, male contacts, straight version with screw- and snap-locking
- Figure 7 – non-rewirable connector, male contacts, straight version with snap-locking
- Table 8 – Dimensions of style KM, Figure 5
- Table 9 – Dimensions of style NM, Figure 6
- Figure 8 – non-rewirable connector, male contacts, angled version with snap-locking
- Table 10 – Dimensions of style OM, Figure 7
- Table 11 – Dimensions of style PM, Figure 8 [Go to Page]
- 5.3.6 Style LM
- Figure 9 – Non-rewirable connector, male contacts, straight version with screw-locking
- Table 12 – Dimensions of style LM, Figure 9 [Go to Page]
- 5.3.7 Style MM
- Figure 10 – non-rewirable connector, male contacts, right angled version with screw-locking
- Table 13 – Dimensions of style MM, Figure 10 [Go to Page]
- 5.3.8 Style JF
- 5.3.9 Style KF
- Figure 11 – Rewirable connector, female contacts, straight version with screw-locking
- Figure 12 – rewirable connector, female contacts, right angled version, with screw-locking
- Table 14 – Dimensions of style JF, Figure 11 [Go to Page]
- 5.3.10 Style NF
- Figure 13 – Non-rewirable connector, female contacts, straight version with snap-locking
- Table 15 – Dimensions of style KF, Figure 12
- Table 16 – Dimensions of style NF, Figure 13 [Go to Page]
- 5.3.11 Style QF
- Figure 14 – Non-rewirable connector, female contacts, right angled version with snap-locking
- Table 17 – Dimensions of style QF, Figure 14 [Go to Page]
- 5.3.12 Style LF
- Figure 15 – Non-rewirable connector, female contacts, straight version, with screw-locking
- Table 18 – Dimensions of style LF, Figure 15 [Go to Page]
- 5.3.13 Style MF
- Figure 16 – Non-rewirable connector, female contacts, right angled version, with screw-locking
- Table 19 – Dimensions of style MF, Figure 16
- 5.4 Interface dimensions [Go to Page]
- 5.4.1 Pin front and side view A-coding 3-way
- Figure 17 – Pin front and side view A-coding, 3-way
- Figure 18 – Contact position A-coding, 3-way, front view
- Table 20 – Pin front and side view A-coding, 3-way [Go to Page]
- 5.4.2 Pin front and side view A-coding 4-way
- Figure 19 – Pin front and side view A-coding, 4-way
- Table 21 – Dimensions for Figure 19 [Go to Page]
- 5.4.3 Pin front and side view A-coding 6-way
- Figure 20 – Contact position A-coding, 4-way, front view
- Figure 21 – Pin front and side view A-coding, 6-ways
- Figure 22 – Contact position A-coding, 6-way, front view
- Table 22 – Dimensions for Figure 21 [Go to Page]
- 5.4.4 Pin front and side view A-coding 8-way
- Figure 23 – Pin front and side view A-coding, 8-ways
- Table 23 – Dimensions for Figure 23 [Go to Page]
- 5.4.5 Pin front and side view B-coding 5-way
- Figure 24 – Contact position A-coding, 8-way, front view
- Figure 25 – Pin front and side view B-coding, 5-ways
- Figure 26 – Contact position B-coding 5-way, front view
- Table 24 – Dimensions for Figure 25 [Go to Page]
- 5.4.6 Pin front and side view C-coding, 12-way
- Figure 27 – Pin front and side view C-coding, 12-ways
- Table 25 – Dimensions for Figure 27
- Figure 28 – Contact position C-coding 12-way, front view [Go to Page]
- 5.4.7 Pin side view for snap- and screw-, snap- and screw-locking
- Figure 29 – Pin side view snap- and screw-, snap- and screw-locking
- Table 26 – Dimensions for Figure 29
- 5.5 Engagement (mating) information
- Figure 30 – Engagement (mating) information
- Table 27 – Connectors dimensions in mated and locked position
- 5.6 Gauges [Go to Page]
- 5.6.1 Sizing gauges and retention force gauges
- Figure 31 – Gauge information
- 6 Characteristics [Go to Page]
- 6.1 General
- 6.2 Pin assignment and other definitions
- 6.3 Classification into climatic categories
- Table 28 – Gauges
- Table 29 – Climatic category
- 6.4 Electrical characteristics [Go to Page]
- 6.4.1 Rated insulation voltage – Rated impulse voltage – Pollution degree
- 6.4.2 Voltage proof
- Table 30 – Rated insulation voltage – Rated impulse voltage –Pollution degree
- Table 31 – Voltage proof [Go to Page]
- 6.4.3 Current-carrying capacity
- 6.4.4 Contact resistance
- 6.4.5 Insulation resistance
- 6.5 Mechanical characteristics [Go to Page]
- 6.5.1 Mechanical operation
- Table 32 – Current-carrying capacity [Go to Page]
- 6.5.2 Insertion and withdrawal forces
- 6.5.3 Contact retention in insert
- 6.5.4 Polarizing and coding method
- Table 33 – Number of mechanical operations
- Table 34 – Insertion and withdrawal forces
- 6.6 Other characteristics [Go to Page]
- 6.6.1 Vibration (sinusoidal)
- 6.6.2 Shock
- 6.6.3 Degree of protection provided by enclosures (IP code)
- 6.7 Environmental aspects - marking of insulation material (plastics)
- 7 Test schedule [Go to Page]
- 7.1 General [Go to Page]
- 7.1.1 General aspects
- 7.1.2 Climatic category
- 7.1.3 Creepage and clearance distances
- 7.1.4 Arrangement for contact resistance measurement
- Figure 32 – Contact resistance arrangement [Go to Page]
- 7.1.5 Arrangement for dynamic stress tests
- Figure 33 – Dynamic stress test arrangement [Go to Page]
- 7.1.6 Wiring of specimens
- 7.2 Test schedules [Go to Page]
- 7.2.1 Basic (minimum) test schedule
- 7.2.2 Full test schedule
- Table 35 – Number of test specimens
- Table 36 – Test group P
- Table 37 – Test group AP
- Table 38 – Test group BP
- Table 39 – Test group CP
- Table 40 – Test group DP
- Table 41 – Test group EP
- Table 42 – Test group NP
- Annex A (informative) Recommended outer diameter of the female connector body [Go to Page]
- Figure A.1 – Diameter of the female connector body, coding variant A
- Figure A.2 – Shape of the female connector body, coding variant B
- Figure A.3 – Diameter of the female connector body, coding variant C
- Annex B (informative) Orientation of the cable outlet in relation to coding [Go to Page]
- Figure B.1 – Orientation of cable outlet in relation to the coding – Free connectors according to Table 6
- Annex C (normative) Dimension of connector inserts [Go to Page]
- C.1 General
- C.2 Connector insert, with male contacts dip solder long version with screw- and snap-locking
- Figure C.1 – Connector insert, with male contacts, dip solder long version with screw- and snap-locking
- Table C.1 – Dimensions of connector insert, Figure C.1
- C.3 Connector insert, with male contacts dip solder, short version with screw- and snap-locking
- Figure C.2 – Connector insert, with male contacts, dip solder short version with screw- and snap-locking
- Table C.2 – Connector insert, with male contacts, dip solder short version with screw- and snap locking
- Bibliography [Go to Page]
