ABB - Installation Products M05CLF180-6E2-SMB - Encapsulated Molded Current-Limiting Fuses, Nominal Fuse Voltage Rating 5.5kV, Current Rating Amps 180, option 6E2 - 600 Amp Elbow Connector on one end and a 200 Amp Bushing Well on the other end, SMB option - Support Mounting Bracket with Bolted style hold-down straps
ABB - Installation Products

M05CLF180-6E2-SMB

UPC: 075114183970


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Overview

The ABB M05CLF180-6E2-SMB is a molded encapsulated current-limiting fuse designed for medium-voltage applications requiring precise fault current interruption. Rated at 5.5kV nominal voltage and 180A continuous current, this fuse provides reliable protection in distribution systems where fault currents exceed standard fuse ratings. The 6E2 configuration includes a 600A elbow connector on one end and a 200A bushing well on the other, enabling direct installation into compatible switchgear or transformers without additional adapters. The SMB option adds a support mounting bracket with bolted hold-down straps, ensuring mechanical stability in vibration-prone environments such as industrial plants, substations, or renewable energy facilities. Current-limiting fuses like this ABB unit are critical in systems where fault currents could damage downstream equipment. By limiting the let-through current during a fault event, they reduce thermal and mechanical stress on cables, switchgear, and transformers. The encapsulated design prevents arc flash hazards and contains internal arcing, improving safety for maintenance personnel.
  • 5.5kV nominal voltage rating for medium-voltage systems
  • 180A continuous current rating with current-limiting protection
  • 6E2 configuration: 600A elbow connector on one end, 200A bushing well on the other
  • SMB option: Support mounting bracket with bolted hold-down straps for secure installation
  • Encapsulated molded design for arc containment and safety
  • Compatible with ABB and other medium-voltage switchgear and transformers

Specifications

Amperage Rating
180 A
Application
Suitable for Padmount, Subsurface or Vault Installations
Material
EPDM-Rubber
Mounting
Clip
Size
Overall Length 19-5/8 in (498mm) x Width 5-1/8 in (130mm)
Special Features
EPDM Molded Rubber Deadfront Contruction Insulates, Shields and Elimates Exposed Live Parts. Lightweight Fuses are Fully Sealed and Submersible. Specially Designed Fuse Elements with Built-in Low and High Current Interrupting Capability Provide Full Range Fault Current Protection thru 50kA. Current Limiting Protection limits the System Available Fault Current and Dramatically reduces Stresses on Equipment. Internal Fuse Sheild Prevents Corona and Deterioration of the Fuse Element
Standard
ANSI C37.40, ANSI C37.41, ANSI C37.47, IEEE 386
Type
Molded Current-Limiting Fuse
Voltage Rating
5.5 kV
Package Dimensions (L x W x H)
0.01 IN x 0.01 IN x 0.01 IN
Package Dimensions (L x W x H)
0.0254 cm x 0.0254 cm x 0.0254 cm
Package Weight (Imperial)
1.0000 L
Package Weight (Metric)
0.4540 kg
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POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

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