Artesyn AXP1440, Installation And Use Manual, Page: 96 / 156

AXP1440 Shelf Installation
94 AXP1440 Installation and Use (6806800H23U )
the option of removing the connections from Logic Ground to Shelf Ground and or adds the
connection between -48VDC Return and Shelf Ground, the responsibility for maintaining
compliance to CSA (C/US)/VDE safety requirements and EMI/RFI emission limits rests entirely
with the system integrator and installer.
5.7 DC Power Cable
Power is introduced to the shelf through redundant DC PEMs. The recommended power cable
is an 4 AWG that meets the specifications for this shelf. There are four lugs for each PEM. Two
are straight and the other two are custom offset lugs. The end that connects to the external DC
power source should be equipped with an 8 mm terminal.
NOTICE
Always check with your local building authorities for wire sizing requirements for your
environment.
The installation must comply with the 1993 National Electric Code (NEC) and other
applicable codes.
The DC power inputs must only be attached to approved Telephone Network Voltage
(TNV) or SELV (Safety Extra Low Voltage) branch circuits. Branch circuits must comply
with all requirements called for in these safety standards: IEC 60950, EN 60950,
CAN/CSA-C22.2 No. 60950. Attaching inputs to non-TNV/SELV approved power sources
will cause the system to fail compliance with safety regulations.
The ground wire must be connected to a reliable earth ground connection to comply
with Class 1 Equipment requirements.
Multiple power sources are present.
Service only by qualified service personnel.
Mehrfache Energiequellen.
Handhabung nur durch geschultes Personal.
Des sources multiples de pouvoir sont présentes.
L'entretien de cet équipement doit être effectué par du personnel de service qualifié.