text.skipToContent text.skipToNavigation

 System Error, Friday, May 28
Pricing is intermittently unavailable. We apologize for the inconvenience, and are working dilligently on a fix.

Please note that change of context may affect the pricing and availability of the existing items in the cart

There was an unexpected error retrieving your customer data. Please try again later.
Choose Account Settings
Choose your account setting to continue*:
Main Account
(Sold To)
Job Account/Sub Account
(Payer)
Show Availability For
Location
(Ship-To)
Changing the selections above may affect product pricing and availability, including items currently in your cart.
Loading

S&C Electric SMU-20 Fuse Units

Mfg #: 612065
BSE #: 163751

Used in distribution substations and switchgear for protection of transformers, lines, cables, and capacitors where there are higher loads, higher fault currents, and higher voltages that are beyond capabilities of standard expulsion fuses.

  • Available in wide range of ampere ratings and five different speeds: K-Fast, Standard, Slow, Very Slow, and DR (DR is only available for SMU-20 fuse refill units)
  • Fault-interrupting ratings range from 8,450 amperes at 34.5 kV to 14,000 amperes at 14.4 kV depending on fuse holder type
  • Precise and permanently accurate time-current characteristics
  • Precision-engineered non-damageable silver or nickel-chrome fusible elements
  • Used on systems rated 4.8 kV through 34.5 kV
See More
Looking for prices?
Product can be ordered only in multiples of


Brand S&C Electric  
Fuse Rating E  
Fuse Holder SMD-20  
Time Current Curve TCC 153-2  
Fuse Speed Standard  
Voltage 14.4 kV  
Amperage 65 A  

The name already exists. Please enter a unique name.

Already Exists

List created successfully

You successfully added the product to your list with minimum order quantity.

Product Added

List updated successfully

empty name

There was a problem adding this product to your list. This may be because your list already contains 50 items.