Bender UNIMET 1000ST, Operating Manual

Page: 93 / 100

Data
93 TGH1256en/10.2005
9.1.4 Abbreviations used
The following abbreviations appear in this manual or on the Unimet screens. We have used
the abbreviations from applicable standards where possible.
Class II ME
equipment ME equipment in which protection against electric shock does not rely on basic
insulation only, but in which additional safety precautions such as double insulation
or reinforced insulation are provided, there being no provision for protective earth
or reliance upon installation conditions.
Internal
electrical
power source Electrical power for operating ME equipment that is a part of the ME equipment and
which produces electrical current from some other form of energy.
Measuring
device (MD) Measuring device. The measuring device must load the source of the leakage
current with a specific impedance. In the case of alternating current, the measuring
device must have a specific frequency curve. Detailed information is provided in the
standard relating to the DUT.
Mains part
(MP) Electrical circuit that is intended to be connected to the supply mains
Abbreviation Meaning
AC Alternating Current
AG2 Application Group 2: Medical locations, in which medical electrical devices
connected to mains systems are used for the purpose of operative intervention.
AP Applied Part
DC Direct Current
DIN German standardization institut
DUT Device under test
EABL Eearth leakage current
EGA Ssubstitute device leakage current
EPA Substitute patient leakage current
GABL Enclosure leakage current
MD Measuring Device (IEC 60601-1)
MDD Medical Device Directive - European guideline for medical devices
MP Mains Part
MPG German medical device law
PA Equipotential bonding
Term Explanation