Dc Power Electrical Safety Warnings For Juniper Networks Devices - Juniper ACX1000 Hardware Manual

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Copyright © 2013, Juniper Networks, Inc.
Appendix A: Safety and Regulatory Compliance Information for the ACX1000 and ACX1100 Router
The marked input voltage of –48 VDC for a DC-powered router is the nominal voltage
associated with the battery circuit, and any higher voltages are only to be associated
with float voltages for the charging function.
Because the router is a positive ground system, you must connect the positive lead to
the terminal labeled , the negative lead to the terminal labeled
+
to the chassis grounding points.
DC Power Electrical Safety Warnings for Juniper Networks Devices on page 105

DC Power Electrical Safety Warnings for Juniper Networks Devices

When working with DC-powered equipment, observe the following warnings:
DC Power Copper Conductors Warning on page 105
DC Power Disconnection Warning on page 105
DC Power Wiring Terminations Warning on page 107
DC Power Copper Conductors Warning
WARNING: Use copper conductors only.
Waarschuwing Gebruik alleen koperen geleiders.
Varoitus Käytä vain kuparijohtimia.
Attention Utilisez uniquement des conducteurs en cuivre.
Warnung Verwenden Sie ausschließlich Kupferleiter.
Avvertenza Usate unicamente dei conduttori di rame.
Advarsel Bruk bare kobberledninger.
Aviso Utilize apenas fios condutores de cobre.
¡Atención! Emplee sólo conductores de cobre.
Varning! Använd endast ledare av koppar.
DC Power Disconnection Warning
WARNING: Before performing any procedures on power supplies, ensure that
power is removed from the DC circuit. To ensure that all power is off, locate
the circuit breaker on the panel board that services the DC circuit, switch the
circuit breaker to the
breaker in the
OFF
Waarschuwing Voordat u een van de onderstaande procedures uitvoert,
dient u te controleren of de stroom naar het gelijkstroom circuit uitgeschakeld
OFF position, and tape the switch handle of the circuit
position.
, and the earth ground
–
105