Issue:
Product Design Features
Product Line:
QMB Branch Switches
Resolution:
These QMB switches will accept class H or K fuses as standard and class R fuses with the field installable class R fuse kit, QMB100R. With class H or K fuses installed, the switches are UL listed for use on systems with up to 10,000 RMS symmetrical amperes available fault current. With class R fuses and class R fuse kit installed, the switches are UL listed for use on systems with up to 200,000 RMS symmetrical amperes available fault current.
NOTE: DO NOT USE RENEWABLE LINK FUSES IN SQUARE D SAFETY SWITCHES. The use of renewable link fuses may adversely affect user safety, impair reliability, and will void the warranty.
Product Design Features
Product Line:
QMB Branch Switches
Resolution:
These QMB switches will accept class H or K fuses as standard and class R fuses with the field installable class R fuse kit, QMB100R. With class H or K fuses installed, the switches are UL listed for use on systems with up to 10,000 RMS symmetrical amperes available fault current. With class R fuses and class R fuse kit installed, the switches are UL listed for use on systems with up to 200,000 RMS symmetrical amperes available fault current.
NOTE: DO NOT USE RENEWABLE LINK FUSES IN SQUARE D SAFETY SWITCHES. The use of renewable link fuses may adversely affect user safety, impair reliability, and will void the warranty.
Released for: Schneider Electric USA
Need help?
Product Selector
Quickly and easily find the right products and accessories for your applications.
Get a Quote
Start your sales inquiry online and an expert will connect with you.
Where to buy?
Easily find the nearest Schneider Electric distributor in your location.
Help Center
Find support resources for all your needs, in one place.
