Fronius TransSteel 2200 Operating Instructions Manual page 103

L Welding circuit inductivity (in microhenrys)
See section Displaying the welding circuit inductivity
FUS Mains fuse protection
The maximum possible welding power is limited by the rating of the mains fuse
protection used.
Unit: A
The available mains fuse ratings are determined by the SEt parameter setting:
SEt parameter set as Std: OFF / 10 / 13 / 16
SEt parameter set as US: OFF / 15 / 20 (only for 120 V grid voltage)
Factory setting: OFF
from page 109
103