3B SCIENTIFIC PHYSICS SEG Bedienungsanleitung Seite 5

3B SCIENTIFIC
SEK – Power supply (230 V, 50/60 Hz) 1021686
SEK – Power supply (115 V, 50/60 Hz) 1021687
Instruction manual
03/20 GH
The SEK power supply unit corresponds to the
safety regulations for electrical measuring, control
and laboratory equipment according to DIN EN
61010 section 1 and is designed in accordance
with safety class II. The built-in safety transformer
complies with the DIN EN 61558-2-6 standard.
This means the SEK power supply unit conforms
to RiSU. It was designed for operation in dry
rooms, suitable for electrical equipment.
When operated properly and according to
instructions, safety is ensured when working with
the equipment. However, safety is not guaranteed
if the equipment is operated incorrectly or handled
carelessly.
If there is reason to assume that safe operation is
no longer possible (e.g. visible damage), the
apparatus must be taken out of operation
immediately.
In schools and training centres, operation of the
apparatus is to be monitored by trained personnel.
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Prior to putting the unit into initial operation,
check whether the value set at the voltage
selector switch for the mains power voltage on
® PHYSICS
1. Safety instructions
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1
the reverse of the housing corresponds to the
local requirements.
Prior to putting into operation, examine the
housing and the mains power line for any
damage and if any operating disturbances
arise or visible damage occurs to the
equipment, take it out of operation and secure
it from being put back into operation
inadvertently.
Check the patch cables and experiment leads
for damaged insulation or exposed wires prior
to connection.
Only replace a defective fuse with a fuse
having the same value as the original (see rear
side of the housing).
Pull the mains power plug prior to changing a
fuse.
Never short-circuit a fuse or a fuse holder.
Only permit the apparatus to be opened by a
qualified electrician.