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6 Getting Started
6.3 Electrical Connection
94
SICAM Q100, 7KG95xx, Device Manual
E50417-H1040-C522-A4, Edition 03.2018
6.3
Electrical Connection
6.3.1
Safety Notes
✧
Before commissioning the device, check that all connections are made properly.
✧
Connect the protective grounding terminal H
to the protective conductor of the switch panel or of the
control cabinet.
✧
The secondary connections of interconnected current transformers must be short-circuited at these before
you disconnect the power supply leads to the device.
✧
Voltage measuring inputs:
In the case of a
direct connection
and
transformer connection
, the device
has to be safeguarded with a
listed 10 A backup fuse
or a listed 10 A miniature circuit breaker. When
using voltage transformers, their secondary connections must never be short-circuited!
✧
Check the polarity and the phase assignment at the instrument transformers.
Siemens recommends leaving the device for a minimum of 2 hours in the operating room, before using it to
allow temperature equalization and to avoid dimness and condensation.
DANGER
Hazard due to high voltage
Non-observance will lead to death or serious injury.
Work may only be carried out by trained personnel (see Preface) who are familiar with and observe the safety
requirements and precautions.
✧
Work may
never
be carried out if there is any hazardous voltage present.
✧
De-energize the device.
✧
Isolating device:
Connect a suitable isolating device upstream to de-energize the device. The isolating
device must be installed near the device, it must be easily accessible to the user and it must be marked
as an isolating device for the device.
✧
Secure the supply voltage with an approved (UL/IEC) fuse: 1.6 A, type C.
✧
If a melting fuse is used, a suitable approved (UL/IEC) fuse holder has to be used.
NOTE
For electrical installations you have to observe and comply with the national and international provisions con-
cerning the installation of electric power installation and the low-voltage directive 2006/95/EG.
NOTE
Before you switch on the supply voltage, verify that the operational data match the rated data on the label and
the technical data according to chapter 13. This applies in particular to the supply voltage V
H
and to the
maximum values of alternating current and alternating voltage.
Содержание SICAM Q100
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Страница 88: ...5 Energy Management 5 2 Tariffs 88 SICAM Q100 7KG95xx Device Manual E50417 H1040 C522 A4 Edition 03 2018 ...
Страница 102: ...6 Getting Started 6 7 Commissioning 102 SICAM Q100 7KG95xx Device Manual E50417 H1040 C522 A4 Edition 03 2018 ...
Страница 332: ...13 Technical Data 13 3 Dimensions 332 SICAM Q100 7KG95xx Device Manual E50417 H1040 C522 A4 Edition 03 2018 ...
Страница 370: ...15 Operating Parameters 15 6 Administrative 370 SICAM Q100 7KG95xx Device Manual E50417 H1040 C522 A4 Edition 03 2018 ...