Huawei TP48200A-HX09A1 User Manual page 65

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TP48200A-HX09A1 and TBC300A-DCA5 Telecom

Power

User Manual

Step 4 Loosen the screw that secures the lower port of the circuit breaker using a Phillips screwdriver,

and open the buckle at the base of the circuit breaker using an insulated flat-head screwdriver.

Step 5 Remove the circuit breaker from the guide rail. Figure 4-9 shows how to remove the circuit

breaker.

Figure 4-9 Removing the circuit breaker

Step 6 Switch off the new circuit breaker. Press the buckle at the circuit breaker base using an

insulated flat-head screwdriver and install the new circuit breaker. Then remove the

screwdriver so that the buckle secures the circuit breaker to the guide rail.

Step 7 Tighten the screw that secures the lower port of the circuit breaker.

Step 8 Remove the insulation tape from the output power cable and signal cable terminals. Then

connect the output power cable and signal cable terminals to the upper port of the circuit

breaker and tighten the screw.

Step 9 Switch on the circuit breaker. Figure 4-10 shows how to install the new circuit breaker.

Figure 4-10 Installing the new circuit breaker

----End

Issue 03 (2019-11-15)

4 Maintenance

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Telecom power tbc300a-dca5