Operation - Siemens NXPLUS C Installation And Operating Instructions Manual

806-9004.9 • INSTALLATION AND OPERATING INSTRUCTIONS • NXPLUS C • Revision 02

Operation

Internal arcing hazard and explosion hazard
Will cause death, serious injury or property damage.
The internal arc classification of the switchgear has only been verified for the switchgear sides
qualified according to IEC 62271-200 and with closed compartments.
➭ Determine the IAC classification of the switchgear by means of the data on the rating plate.
➭ With internal arc classification IAC A FL, no persons are allowed to stay in the area behind
the switchgear.
➭ The switchgear must have been installed in accordance with the instruction manuals and
drawings.
➭ All covers of the switchgear must be closed.
➭ Regulations for access to switchgear areas without internal arc classification according to
IEC 62271-200 must be defined by the switchgear operator.
Internal arcing hazard and explosion hazard
Switching without service readiness can cause serious injury or property damage.
➭ Check the service readiness of the switchgear before performing any switching operation.
The pointer of the ready-for-service indicator must be in the green area.
➭ If the pointer of the ready-for-service indicator is in the red area:
- All panel types except circuit-breaker panels and bus sectionalizer panels: Do not
operate the switchgear.
- Contact the Siemens Service Hotline.
DANGER
CAUTION
Operation
187/266