Installing Circuit Breakers And Fuses - Vertiv NetSure 7100 Installation Manual

3.5 Installing Circuit Breakers and Fuses

Circuit breakers and/or fuses may have been factory installed for you. If so, verify their positions and sizes.
Installing Bullet Nose Type Circuit Breakers
CAUTION! See SAG582127000 for temperature, sizing, and spacing restrictions. Refer to SAG582127000 for any other
restrictions.
Refer to the following procedure and install appropriately sized bullet nose type circuit breakers into the proper mounting positions in
the distribution cabinet.
Procedure
1. Open the distribution cabinet's front door.
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
3.4. 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 spring strip. 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 and secure the distribution cabinet's front door.
Figure 3.4: Installing a Bullet Nose Type Circuit Breaker
Installing Bullet Nose Type Fuseholders and TPS/TLS Fuses
CAUTION! See SAG582127000 for temperature, sizing, and spacing restrictions. Refer to SAG582127000 for any other
restrictions.
Refer to the following procedure and install bullet nose type fuseholders and appropriately sized TPS/TLS fuses into the proper
mounting positions in the distribution cabinet.
Procedure
1. Open the distribution cabinet's front door.
2. Orient the fuseholder as shown in Figure 3.5. Insert the terminals on the rear of the fuseholder into their corresponding
sockets on the distribution panel. Ensure the alarm contact on the back of the fuseholder makes contact with the alarm
terminal on the spring strip. Push fuseholder in firmly until fully seated in the distribution panel.
Shorter Side
to the Top
Lettering on
handle must be
right side up.
Turn off
before installing.
Longer Side
to the Bottom
Vertiv™ NetSure™ 7100 -48 VDC Power System Installation Manual
Insert these terminals
into corresponding sockets
on distribution panel.
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