SMA SB 3000-US - Manual (Page 33)

SMA America, LLC 5 Mounting
Installation Manual SB30-40-US-IA-en-34 33
2. Equip the 3 terminals with DC varistors:
• Insert the insertion tool into the rectangular
opening of the terminal.
• Insert the DC varistor into the terminal.
• Pull the insertion tool out of the rectangular
opening of the terminal.
3. Ensure that all DC varistors in the terminals are securely in place.
4. Close the DC Disconnect (see Section 9.4)
5.6.2 Mounting the DC Disconnect on the Wall
1. Position the DC Disconnect on the wall mounting
bracket and insert screws with conical spring
washers through the drill holes of the anchorage
brackets on the DC Disconnect. For this purpose,
the teeth of the conical spring washers must point in
the direction of the wall.
2. Tighten the screws (torque: 44 in-lb. (5 Nm)).