UNI-T UDP6722 User Manual page 5

User's Manual
CAT I
CAT II
CAT III
CAT IV
Certification
Certification
Certification
Instruments.uni-trend.com
Grounding Frame and chassis grounding terminal
Grounding Protective grounding terminal
Grounding Measurement grounding terminal
OFF Main power off
ON Main power on
Power Standby power supply: when the power switch is turned off, this
Supply device is not completely disconnected from the AC power supply.
Secondary electrical circuit connected to wall sockets through transformers or
similar equipment, such as electronic instruments and electronic equipment;
electronic equipment with protective measures, and any high-voltage and low-
voltage circuits, such as the copier in the office.
Primary electrical circuit of the electrical equipment connected to the indoor socket
via the power cord, such as mobile tools, home appliances, etc. Household
appliances, portable tools (e.g. electric drill), household sockets, sockets more than
10 meters away from CAT III circuit or sockets more than 20 meters away from CAT IV
circuit.
Primary circuit of large equipment directly connected to the distribution board and
circuit between the distribution board and the socket (three-phase distributor circuit
includes a single commercial lighting circuit). Fixed equipment, such as multi-phase
motor and multi-phase fuse box; lighting equipment and lines inside large buildings;
machine tools and power distribution boards at industrial sites (workshops).
Three-phase public power unit and outdoor power supply line equipment. Equipment
designed to "initial connection", such as power distribution system of power station,
power instrument, front-end overload protection, and any outdoor transmission line.
CE indicates a registered trademark of EU
UKCA indicates a registered trademark of UK
ETL indicates a registered trademark of Intertek.
This product complies with the marking requirements of WEEE Directive
Waste (2002/96/EC). This additional label indicates that this electrical / electronic
product must not be discarded in household waste.
This environment-friendly use period (EFUP) mark indicates that dangerous
EFUP or toxic substances will not leak or cause damage within this indicated time
period. The environment-friendly use period of this product is 40 years,
UDP6722 Programmable DC Power Supply
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