Replace Ac Spd - Delta M15A-220 Operation And Installation Manual

Maintenance

5.2.1 Replace AC SPD

1. Turn off the AC and DC power, and wait until the LED indicators turns off.
2. Follow Section 5.1.1 to open the door.
3. Loosen 3 screws, remove wires and disconnect signal cable to take off AC SPD.
4. Install the new AC SPD unit with procedures above in reverse order and
tighten the screw with 0.8 N∙m torque.
5. Follow Section 5.1.2 to close the door.
Figure 5-5: Steps of changing AC SPD
* Screw torque:
0.8 N•m
Figure 5-6: Remove wirings as connectors of AC SPD
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