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73
Medium
Voltage
Fuses
Medium Voltage Fuses
MV055 and
MV155
Specifications
Description: E-rated
medium, voltage current-
limiting fuses: for
transformer and feeder protection.
Dimensions: See Catalog Numbers table.
Construction: Silver ribbon element surrounded by silica
filler housed in a fiberglass tube and plated endcaps. An
epoxy paint protects the fuse tube from the surrounding
environment.
Ratings:
Volts: — 5.5kV (5-450A)
— 15.5kV (5-200A)
Amps: — 5-450A (5.5kV)
— 5-200A (15.5kV)
IR: — 50kA Sym. Max
Agency Information: Meets E requirements per ANSI
C37.46, Meets full range requirements per ANSI C37.40.
MV055 Features and Benefits
• Standard clip center distance of 12 inches with 2 and 3 inch
barrel diameters for retrofitting in existing hardware
• Open fuse indicator for ease in troubleshooting
• Full range rating with 50,000 Interrupting Rating
• Double pulsed at 90% of minimum I
2
t to establish
manufacturing reliability
MV055 Typical Applications
• 5.0kV Transformer Primary Protection
• 5.0kV Feeder Circuit Protection
• 5.0kV Voltage Switches
• 5.0kV Metal-enclosed Switchgear
MV155 Features and Benefits
• Standard clip center distance of 15 and 18 inches with 2 and
3 inch barrel diameters for retrofitting in existing hardware
• Open fuse indicator for ease in troubleshooting
• Full range rating with 50,000 Interrupting Rating
• Double pulsed at 90% of minimum I2t to establish
manufacturing reliability
MV155 Typical Applications
• 15.0kV Transformer Primary Protection
• 15.0kV Feeder Circuit Protection
• 15.0kV Voltage Switches
• 15.0kV Metal-enclosed Switchgear
E-rated Fuses for Transformers and Feeders
15.5kV Catalog Numbers
MMiinn MMaaxx DDiimmeennssiioonnss**
CCaattaalloogg AAmmpp MMeelltt CClleeaarr CClliipp
NNuummbbeerrss RRaattiinngg II
22
tt II
22
tt LLeennggtthh DDiiaa.. CCeenntteerr BBaarrrreellss
MV155F1CBX5E 5 180 2,900 18.75 15 1
MV155F1CBX7E 7 850 8,000
MV155F1CBX10E 10 850 8,000
MV155F1CBX15E 15 2,070 12,000 2
MV155F1CBX20E 20 2,370 23,000
MV155F1CBX25E 25 4,650 31,000
MV155F1CBX30E 30 9,490 45,000
MV155F1DBX10E 10 850 8,000 18.75 3 15 1
MV155F1DBX15E 15 2,070 12,000
MV155F1DBX20E 20 2,370 23,000
MV155F1DBX25E 25 4,650 31,000
MV155F1DBX30E 30 9,490 45,000
MV155F1DBX40E 40 9,490 45,000
MV155F1DBX50E 50 13,600 90,000
MV155F1DBX65E 65 30,700 181,000
MV155F1DBX80E 80 54,600 270,000
MV155F1DBX100E 100 116,200 600,000
MV155F2DBX125E 125 123,000 677,000 18.75 3 15 2
MV155F2DBX150E 150 218,700 1,287,000
MV155F2DBX175E 175 314,700 1,689,000
MV155F2DBX200E 200 465,100 2,405,000
MV155F1DCX65E 65 30,700 181,000 21.75 3 18 1
MV155F1DCX80E 80 54,600 270,000
MV155F1DCX100E 100 116,200 600,000
MV155F2DCX125E 125 123,000 677,000 21.75 3 18 2
MV155F2DCX150E 150 218,700 1,287,000
MV155F2DCX175E 175 314,700 1,689,000
MV155F2DCX200E 200 465,100 2,405,000
*1” = 25.4mm.
Data Sheet: 6700
Data Sheet: 6701 (MV155)
5.5kV Catalog Numbers
MMiinn MMaaxx DDiimmeennssiioonnss ((iinn))**
CCaattaalloogg AAmmpp MMeelltt CClleeaarr CClliipp
NNuummbbeerrss RRaattiinngg II
22
tt II
22
tt LLeennggtthh DDiiaa.. CCeenntteerr BBaarrrreellss
MV055F1CAX5E 5 180 2,400 15.75 2 12 1
MV055F1CAX7E 7 850 8,000
MV055F1CAX10E 10 850 8,000
MV055F1CAX15E 15 2,070 11,000
MV055F1CAX20E 20 2,370 23,000
MV055F1CAX25E 25 4,650 31,000
MV055F1CAX30E 30 9,490 45,000
MV055F1CAX40E 40 9,490 45,000
MV055F1CAX50E 50 13,600 90,000
MV055F1CAX65E 65 30,700 181,000
MV055F1DAX10E 10 850 8,000 15.75 3 12 1
MV055F1DAX15E 15 2,070 12,000
MV055F1DAX20E 20 2,370 23,000
MV055F1DAX25E 25 4,650 31,000
MV055F1DAX30E 30 9,490 45,000
MV055F1DAX40E 40 9,490 45,000
MV055F1DAX50E 50 13,600 90,000
MV055F1DAX65E 65 30,700 181,000
MV055F1DAX80E 80 54,600 270,000
MV055F1DAX100E 100 116,200 580,000
MV055F1DAX125E 125 167,400 600,000 15.75 3 12 1
MV055F1DAX150E 150 218,700 786,000
MV055F1DAX175E 175 227,900 1,100,000
MV055F1DAX200E 200 297,600 1,520,000
MV055F2DAX250E 250 669,600 2,400,000 15.75 3 12 2
MV055F2DAX300E 300 874,800 3,149,000
MV055F2DAX350E 350 911,600 4,376,000
MV055F2DAX400E 400 1,190,400 6,071,000
MV055F2DAX450E 450 1,555,000 9,796,000
1” = 25.4mm
Recommended Fuse Clips - see page 91
15.75
12
2
1
2
3
18.75
3
15
1
2
2
1
18
21.75
Recommended Fuse Clips - see page 91