Sinamics Perfect Harmony Gh180 6Sr41 Manufactured In Nma Nuernberg, Germany - Siemens GH180 Operating Instructions Manual

Maintenance
9.6 Repair and Replace
The fuses are located on the left hand side of the cell cabinet behind the front control.
9.6.13 Cell Input Power Fuse Replacement Procedure
Cell Input Power Fuse Replacement Procedure
To replace an open Cell Input fuse:
1. Power down the System, obeying all standard electrical and safety instructions. Refer to
2. Open the doors to access the Cell Input Fuse section.
3. Use an appropriately sized AC voltage detector to ensure that the power is removed.
4. Use the appropriate tools to remove the bolts holding the power cable to the fuse mounting
5. Remove the open fuse and replace with a spare Cell Input Power Fuse.
6. Re-apply the power cable connections and apply a new torque mark to the bolt.
9.6.14 Printed Circuit Board Replacement Procedure (NXGpro)
Use the following procedure to replace:
● System Interface Board
● User I/O Board
1. Power down the system, following the standard shut-down procedure.
2. Power down all low voltage feeds (24 V-690 V) to the drive.
168
the section titled Maintenance and Earthing Procedure located in this chapter of the manual.
WARNING
Electrical Hazard
The secondary rating of the air-cooled transformer to the input of the cell power fuse is
750 Vac. Qualified personnel must obey all safety precautions. Risk of death, serious
personal injury, and eqipment damage can occur.
feet.
Note
Torque the M8 bolt connections to 17 Nm (13 ft-lb) and torque M10 bolt connections to
31 Nm (23 ft-lb).
Note
Low voltage feeds vary per customer design. The customer specific documentation shall
be referenced to identify all low voltage feeds.

SINAMICS PERFECT HARMONY GH180 6SR41 manufactured in NMA Nuernberg, Germany

Operating Instructions Rev.201706301306