E-EQ-VX7RG-D VX7 Reference Guide
Chapter 3 Power Supply
Introduction
AC to DC power input for the VX7 is delivered via an optional external power supply. See
“External Power Supply”.
Vehicle power input for the VX7 is 12V to 80V DC nominal and is accepted without the need to
perform any manual operation within the VX7. See “Vehicle 12-80VDC Direct Connection”. An
optional uninterruptible power supply (UPS) battery can be used with the vehicle DC power
supply.
Power input is fused for protection and the fuse is externally accessible on the VX7.
External Power Supply
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1. AC Input Cable
(US only)
2. DC Output Cable
Figure 3-1 Optional Power Supply Cable
In North America, this unit is intended for use with a UL Listed ITE power supply with
output rated 12 – 80 VDC, minimum 75 W. Outside North America, this unit is intended
for use with an IEC certified ITE power supply with output rated 12 – 80 VDC, minimum
75 W.
The external power supply may be connected to either a 120V, 60Hz supply or, outside North
America, to a 230V, 50Hz supply, using the appropriate detachable cordset. In all cases, connect
the external AC supply to a properly grounded source of supply provided with maximum 15 Amp
overcurrent protection (10 Amp for 230V circuits).
Note: Instructions for using this configuration are contained in “VX7 User’s Guide” section
titled “Installation”.
