Siemens 6 Series Compact Operating Instructions page 13

19" rack unit
A flexible cable suitable for power supply cords must be connected to the appliance plug. The cross-section of each
conductor must be at least 1 mm
conductors. The cable must be suitable for a temperature of at least 70 °C and must be approved for the country of use or
the location.
A readily accessible facility for mains disconnection must be provided in the immediate vicinity of the analyzer.
ULTRAMAT 23 bench-top unit
A power supply cable must be used which is approved for the country of use or the location. The minimum cross-section of
each conductor must be at least 0.75 mm
require larger conductor cross-sections than 0.75 mm
When positioning the analyzer, make sure that the power connector at the rear is accessible at all times.
Note
Disconnecting means
Die power supply cable also serves as the disconnecting means.
Make sure that the cable is
clearly recognizable
•
easy to reach.
•
The cable length must not exceed 3 m.
Electrical circuit breaker in accordance with IEC 60947-1 and IEC 60947-3
In accordance with IEC 60947-1 "Standard for low-voltage switchgear and controlgear" and IEC 60947-3 "Switches,
disconnectors, fuses" you require an electrical circuit breaker for the device.
We recommend commercially available automatic circuit breakers.
Analyzers in hazardous area
The following applies to all devices in the hazardous area:
Analyzers envisaged for use in hazardous areas must be provided with a safety bracket which protects the power connector
from being unintentionally disconnected (see arrow in above picture). This bracket is enclosed loose with the analyzer and
must be attached before switching on.
Compact Operating Instructions in accordance with EN 61010-1 and EN 60079-0
A5E45779144002-01, 09/2018
. The cross-section of the PE conductor must not be smaller than that of the L and N
2
as long as the maximum length of the cable does not exceed 2 m. Longer cables
2
. The cable must at least be suitable for a temperature of 70 °C.
2
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