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12.1 TECHNICAL TERMS
DC/DC Booster Circuit technology to boost the direct voltage on
a higher voltage level
Device
protection
Technology term of the surge voltage protection:
the conventional surge voltage protection consists
of a lightning current protection (class B, class I), a
surge voltage protection (class C, class II) and an
equipment protection (class D, class III)
IGBT Insulated Gate Bipolar Transistor
The latest design of high-performance transistors with
minimum control power requirement (MOSFET
structure) and minimum losses on the output side
(structure of a bipolar transistor)
Class D See device protection
LED Light Emitting Diode
Electronic semiconductor component, commonly
called light diode. Used for optical signalling.
PFC Power Factor Correction
Circuitry to minimize system perturbation (especially
important when connecting non-linear loads)
PWM Pulse Width Modulation
Here: Circuit technology for generating a sinusoidal
voltage of the highest quality from an existing DC
voltage
SNMP Simple Network Management Protocol
common protocol in networks to manage / control
appliances
12. GLOSSARY
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