Testboy TV 470, Operating Instructions Manual

Page: 69 / 160

Information about DIN EN 62353 (VDE 0751-1:2008-8)
Testboy
®
TV 470 69
ENGLISH
Insulation resistance
When require by the manufacturer, the insulation resistance should be
measured:
Protection class 1
between L+N against PE
Protection class 2 between L+N and against exposed conductive
components of the device
Application type CF between application part and L+N+ PE
In order to ensure that all insulation exposed to the mains is
checked with this measurement, make sure that all switches, tem-
perature regulator etc. are activated.
The measurement voltage is 500 VDC.
Limits
Protection class DIN EN 62353 (VDE 0751-1)
class-I
> 2 M Ω
class-II
> 7 M Ω
Application part Type CF
> 70M Ω
Important notes
|
With protection class-II DUTs, exposed conductive components should
be tested with the test leads.