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IM581127000 Installation Instructions
Issue AB, March 22, 2012 Spec. No. 581127000 (Model 710NPBA)
Page 18 Chapter 2. Installing the System
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Systems, North America, Inc. Any copying, use, or disclosure of it without the written permission of Emerson Network Power, Energy Systems, North America, Inc. is strictly prohibited.
Installing Bullet Nose Type Circuit Breakers
Caution: A circuit breaker or fuse with a rating of 100A or greater SHALL HAVE an
empty mounting position between it and any other overcurrent protective
device.
Refer to the following procedure and install appropriately sized bullet nose type circuit
breakers into the proper mounting positions in the distribution cabinet.
Procedure
Note: Refer to Figure 2-10 as this procedure is performed.
1) Open the distribution cabinet’s front door by turning the latch in the
counterclockwise position.
2) Ensure that the circuit breaker is in the OFF position and is of the correct rating.
Orient the circuit breaker as shown in Figure 2-10. Insert the terminals on the
rear of the circuit breaker into their corresponding sockets on the distribution
panel. Ensure the alarm contact on the back of the circuit breaker makes contact
with the alarm terminal on the mounting circuit card. Push distribution device in
firmly until fully seated in the distribution panel.
3) Record all circuit breaker sizes on the label provided on the shield.
4) Close the distribution cabinet's front door. Turn the latch clockwise to secure the
door.
Figure 2-10
Installing a Bullet Nose Type Circuit Breaker
Insert these terminals
into corresponding sockets
on distribution panel.
Longer Side
to the Bottom
Shorter Side
to the Top
Lettering on
handle must be
right side up.
Turn off
before installing.