Dc Power Electrical Safety Warnings For M Series, Mx Series, And T Series Routers; Dc Power Copper Conductors Warning; Dc Power Disconnection Warning - Juniper M320 Hardware Manual

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DC Power Electrical Safety Warnings for M Series, MX Series, and T Series Routers

DC Power Copper Conductors Warning

DC Power Disconnection Warning

Copyright © 2010, Juniper Networks, Inc.
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
RETURN
earth ground to the chassis grounding points.
M320 DC Power Supply on page 34
Connecting Power to a DC-Powered M320 Router on page 97
M320 DC Power Electrical Specifications on page 255
When working with DC-powered equipment, observe the following warnings:
DC Power Copper Conductors Warning on page 237
DC Power Disconnection Warning on page 237
DC Power Wiring Terminations Warning on page 239
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.
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
Appendix A: M320 Router Safety and Regulatory Compliance Information
, the negative lead to the terminal labeled , and the
–48V
237