Eaton MV155F2DCX150E E-rated fuse - ANSI Certification
Part Number: MV155F2DCX150E
Quick Summary
MV155F2DCX150E E-rated fuse provides robust overcurrent protection for medium-voltage power distribution and switchgear. This device helps prevent costly outages by swiftly interrupting fault currents at 15.5 kV. Maintenance teams often struggle with nuisance blows and difficult replacements in large feeders, which can drive downtime. ANSI certification underpins its reliability, while the fiberglass tube and silver ribbon element deliver durable performance in harsh industrial environments. The fuse is designed for easy integration with Bussmann series assemblies, enabling standardized spares, predictable lead times, and compliant installation. By combining high current protection with straightforward installation, it supports uptime, safety, and total-cost-of-ownership improvements for industrial facilities.
Product Information
Extended Description
MV155F2DCX150E Eaton: Eaton Bussmann series MV055 E-Rated medium voltage fuse, Current limiting, 150A, 50 kAIC Symmetrical Maximum interrupt rating, Silver ribbon element, Fiberglass tube, 2 barrels, 0.75 in diameter, 21.7 in length
Product Name
Eaton Bussmann series MV155F E-rated fuse
Catalog Number
MV155F2DCX150E
UPC
051712552875
Product Length/Depth
0.75 in
Product Height
23 in
Product Width
0.75 in
Product Weight
24 lb
Warranty
Not Applicable
Compliances
Contact factory
Certifications
ANSI
Amperage Rating
150 A
Interrupt rating
50 kAIC
Voltage rating
15.5 kV
Material
Fiberglass tube
Packaging type
Standard
Barrels
2
Connection
Ferrule end x ferrule end
Element
Silver ribbon
Fuse indicator
Non Indicating
Bussmann series 2018 full line catalog no. 1007, section 7 - medium voltage fuses
Bussmann series 2018 full line catalog no. 1007, section 7 - medium voltage fuses
Bussmann series 2018 full line catalog no. 1007, section 7 - medium voltage fuses
Bussmann series Fuseology
Eaton Specification Sheet - MV155F2DCX150E
Feature: 150 A amperage rating with 50 kAIC interrupt capability. Business Impact: Fast fault interruption minimizes energy let-through and protects critical feeders, reducing downtime and equipment damage. Application: Protective device for motor feeders and MV distribution panels in industrial plants. Feature: Silver ribbon element for current limiting. Business Impact: Rapid fault current reduction lowers arc-flash energy and conductor damage. Application: High-risk fault scenarios in switchgear where reliability matters. Feature: Ferrule end x ferrule end construction with two barrels. Business Impact: Easy, compatible installation within standard bus and ferrule assemblies, reducing retrofit time. Application: Replacements in existing Bussmann series installations. Feature: Fiberglass tube and rugged design. Business Impact: Longer service life in harsh environments and outdoor applications, lowering maintenance cycles. Application: Outdoor substations and harsh manufacturing environments. Feature: Compact 0.75 in diameter with 23 in height and 2 barrels. Business Impact: Predictable form factor simplifies enclosure planning and spare part inventories. Application: MV protection assemblies with standard dimensions. Feature: ANSI certification and standard compliance. Business Impact: Facilitates regulatory approval and procurement consistency, streamlining audits. Application: Facilities complying with industry-standard electrical protection requirements.
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FAQs
MV155F2DCX150E uses ferrule-end connections with two barrels and a 0.75 inch diameter, making it compatible with standard MV switchgear footprints. Its height of 23 inches requires appropriate mounting space and clearances. When replacing an existing fuse, verify the catalog number MV155F2DCX150E and ensure enclosure clearance matches the long unit length.
The fuse is rated for 150 A continuous current with a 50 kAIC symmetrical interrupt rating and a voltage rating of 15.5 kV. It is an E-rated device with current-limiting characteristics and a silver ribbon element designed to minimize fault energy and protect downstream equipment.
Yes. MV155F2DCX150E is designed for medium-voltage protection of feeders and switchgear, including motor feeders. Its current-limiting action helps protect motors and feeders from short-circuit faults, improving uptime and reducing maintenance costs in drive and motor applications.
The MV155F2DCX150E carries ANSI certification, aligning with industry-standard requirements for MV fuses. Compliance details and additional conformance should be confirmed with the factory, as indicated in the product’s general specifications.
The fiberglass tube construction, silver ribbon element, and robust interrupt rating contribute to reliable performance and longer service life in demanding environments. This reduces unexpected outages, lowers maintenance frequency, and simplifies spare-part management within a standardized Bussmann series ecosystem.