Table of Contents
Advertisement
Copyright © 2019, Juniper Networks, Inc.
Installing and Cabling the BTI7802 DC PEM
This topic describes how to install, cable and connect power to the BTI7802 1-Slot/2-Slot
Chassis DC Power Entry Modules (BT8A78PEM1-DC).
NOTE:
BTI7800 equipment should be powered in accordance with DC-I
(isolated DC return) equipment installation criteriathe DC return terminal is
not connected to the equipment frame or the equipment grounding means.
For procedures to replace a DC PEM, refer to
WARNING:
This equipment is intended to be installed and serviced by qualified
personnel.
To avoid personal injury or damage to chassis components, ensure there
is no power going to the chassis.
Make sure you are familiar with the site and safety guidelines described in
the BTI7800 Series Hardware Overview and Installation Guide.
WARNING:
Before you proceed:
Do not work alone.
The chassis must be grounded to the frame in which it is mounted.
The power source to which you are connecting the chassis must be powered
off.
The circuit breaker switch, to which the power source is wired, must be
shut off.
Locate the emergency power-off switch for the location in which you are
working.
Do not overload the power source to which you are connecting the chassis.
Check your work area for possible hazards, such as ungrounded power
extension cables and moist floors.
Remove all jewelry, neckties, and scarves.
Use appropriate caution. This documentation does not cover every potential
hazardous condition.
Installation Tools and Kits
Wire stripping and crimping tool
Chapter 4: Installing the BTI7800 Series Chassis
"Replacing the BTI7802 PEM" on page
193.
101
Advertisement
Table of Contents
