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TP48200A-DT19D1 Telecom Power User Manual

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Replacing an AC SPD Module

Replacing an AC SPD Module


  • An ESD wrist strap, ESD gloves, ESD box or bag, and cabinet door key are available.
  • The new AC SPD module is intact and has the same specifications as the AC SPD module to be replaced.

Do not replace an AC SPD module during a thunderstorm.


  1. Connect the ground cable of the ESD wrist strap, and wear the ESD wrist strap and ESD gloves.
  2. Press the top and bottom of the faulty AC SPD module and pull it out, as shown in Figure 4-5.
  3. Install the new AC SPD module, as shown in Figure 4-5.

    Figure 4-5 Replacing an AC SPD module

  4. Disconnect the ground cable of the ESD wrist strap, and remove the ESD wrist strap and ESD gloves.

Follow-up Procedure

Check that the alarm for the AC SPD is cleared.

Updated: 2019-11-27

Document ID: EDOC1000078784

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