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Usměrňovačové systémy DC-Měniče Střídače UPS systémy ...

Vydal: BENNING CR, s.r.o. Autor: BENNING

Strana 195 z 247

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rview Tests acco DIN 0701 -0702:2 008-06 Q Protection class I (with protective conductor) - extension cables and connecting cables - electrical equipment, e. electrical hand tools Protection class III 5.3 0 for each further 7.10 Functional test Functioning safety equipment and function test Analysis, evaluation, documentation A Additional notes concerning the table "Tests according DIN VDE 0701-0702": 1 for devices containing heating elements with power 3.8 5.3 for devices with heating elements1with power 3.7 Proving safe isolation (SELV, PELV)3 For devices generating SELV PELV voltage means isolating transformer switch-mode power supply Proving the rated voltage: (compliance with specifications (SELV/PELV)) - Output voltage measurement (e.BENNING BENNING 750 A 8. 08/ 2012 58 . 5.3 Testing the protective conductor Continuity between the earthing contact the mains plug and acces­ sible conductive parts ofthe device ofthe device connection For cables with rated current 16A up 0.5 mA at conductible components without protective conductor connection < 0. 25V 60V for accessible active parts - Insulating resistance measurement (primary secondary) - Insulating resistance measurement (between accessible conductive parts and active parts ofthe SELV PELC circuit) 5.5 the value falls below the limiting value, the device still shall considered proper condition long the limiting value for the protective conductor current not exceeded.25 MO 5.5 additionally: 0.6 Measuring the contact current3 0.1 0 maximum: 1.g. electrical hand tools m Protection class II (without protective conductor) - device connecting cables - electrical equipment, e..g.1* Scope testing: The figures stated refer DIN VDE 0701-0702:2008-06..5 mA4 at conductible components with protective conductor connection 1 mA/ max. for devices containing heating elements with total power more than 3.2 Visual inspection Check for visible defects and suitability regarding the field application: - connecting cables plug-and-socket connections - housing, strain relief, protection against bending and kinking .0 0 For cables with higher rated currents, the calculated ohmic resistance value shall apply 5.4 Measuring the insulating resistance3 M0 > for proving safe isolation > 0.5 Measuring the protective conductor current2,3 3. for chargers, mains supply units): max.5kW 5.5 mA at conductive components 5.g. 5.5 kW > 0