Forced Draft (FD) fan body earthing protects personnel from electrical shock and prevents static discharge that could damage bearings or cause sparks.

Earthing Requirements

• •Motor frame grounded directly to earth grid
• •Fan casing bonded to motor frame
• •Shaft earthing brush for static discharge
• •Control panel earthing

Installation Details

• •Heavy gauge copper conductor (minimum 16 sq mm)
• •Short, direct path to earth electrode
• •Flexible braids for vibrating equipment
• •Regular inspection of connections