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Document Number: 28733

6

Revision: 24-Feb-04

VR37

Vishay BCcomponents

High Ohmic/High Voltage Resistors

4.7

voltage proof on insulation

700 V (RMS) during 1 minute; V-block

method

no breakdown

4.12

noise

“IEC publication 60195”

max. 2.5 µV/V

4.6.1.1

insulation resistance

500 V (DC) during 1 minute; V-block

method

4.13

short time overload

room temperature;

than 2 × limiting voltage);

10 cycles; 5 s on and 45 s off

∆R/R max.: ± 2.0 % + 0.05 Ω

TEST PROCEDURES AND REQUIREMENTS

IEC

60115-1

CLAUSE

IEC

60068-2

TEST

METHOD

TEST

PROCEDURE

REQUIREMENTS