SN EN 61284 : 1997

1 Scope<br>2 Normative references<br>3 Definitions<br>4 Requirements<br>4.1 General requirements<br>4.1.1 Design<br>4.1.2 Materials<br>4.1.3 Dimensions and tolerances<br>4.1.4 Protection against corrosion<br>4.1.5 Marking<br>4.1.6 Instructions for assembly<br>4.2 Requirements for specific fittings<br>4.2.1 Insulator set fittings and earth wire fittings<br>4.2.2 Suspension clamps<br>4.2.3 Fittings for jointing, terminating and repairing<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;conductor and earth wire<br>4.2.4 Insulator protective fittings<br>5 Heat cycle tests<br>5.1 Purpose<br>5.2 Joints<br>5.2.1 General<br>5.2.2 Service temperature<br>5.2.3 Classification for test purposes<br>5.3 Test specimens<br>5.3.1 General<br>5.3.2 Multi-range connectors<br>5.3.3 Preparation<br>5.3.4 Data on test specimens<br>5.4 Test arrangements<br>5.4.1 Test conditions<br>5.4.2 Reference conductor<br>5.4.3 Potential points<br>5.4.4 Installation of test loop<br>5.4.5 Measurements<br>5.5 Heat cycle test procedure<br>5.5.1 General<br>5.5.2 Joints of class A<br>5.5.3 Joints of class B<br>6 Corona and radio interference voltage (RIV) tests<br>6.1 Purpose<br>6.2 Description of test methods<br>6.3 General<br>6.4 Test circuit and instruments<br>6.5 Corona and RIV test procedures<br>6.6 Acceptance criteria<br>6.7 Test report<br>6.8 Voltage method<br>6.8.1 Adjacent conductors in a three-phase system<br>6.8.2 Test set-up and dimensions<br>6.8.3 Critical variant<br>6.8.4 Distance from wall (reflection plane,) w<br>6.8.5 Minimum clearance from adjacent live components<br>6.8.6 Metallic wall<br>6.9 voltage gradient method<br>6.9.1 Conductor voltage on three-phase system<br>6.9.2 Test set-up and dimensions<br>6.9.3 Test method<br>Annexes<br>A Typical joint types<br>B Typical test circuit - Class A Joints<br>C Typical test circuit - Class B joints<br>D Diagrammatic representation of heat cycle test<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;sequence<br>E Mathematical acceptance criterion<br>F Examples of normative documents recommended for<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;fitting materials<br>G Potential points<br>H Test voltage calibration device<br>ZA Normative references to international publications<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;with their corresponding European publications<br><br><br><br>