Effective May 2017
Technical Data 2019 Supersedes February 2009
GM D
5 mm x 20 mm Time-delay glass tube fuses
Agency information
UL Listed, Guide JDYX, File E19180
UL Recognition Card (4A), Guide JDYX2, File
E19180
CSA Certified, Class 1422-01, File 53787
PSE/JET, File 1641-31003-1001
Ordering
Specify product code: Insert packaging code prefix
before part number. E.g. BK/GMD-250-R
Specify option code if desired: For axial leads, insert
Product features V between catalog series and amp rating. E.g. BK/
GMD-V-250-R
Time-delay, low breaking capacity
With TR2 packaging code, lead wire length is 19.05mm
Optional axial leads available
5 x 20mm physical size
Electrical Characteristics
Nickel-plated brass endcap construction
Rated Current % of Amp Rating Opening Time
Designed to UL/CSA 248-14
100% None
135% 60 minutes maximum
100mA - 4A
5 seconds minimum
200%
2 minutes maximum
Specications
Voltage Interrupting Rating (amps) Typical DC Typical Typical Agency Approvals
2
Part Number Rating at Rated Voltage (50Hz) Cold Resistance Melting I t Voltage UL PSE CSA
Vac 250 Vac 125 Vac ()** (amps) Drop (mV) JET
GMD-125-R 250 35 10,000 8.125 0.043 1600 X X
GMD-150-R 250 35 10,000 6.065 0.046 1200 X X
GMD-200-R 250 35 10,000 5.190 0.200 1100 X X
GMD-250-R 250 35 10,000 3.455 0.4 950 X X
GMD-300-R 250 35 10,000 3.215 0.650 800 X X
GMD-315-R 250 35 10,000 2.400 0.890 750 X X
GMD-375-R 250 35 10,000 1.625 0.890 650 X X
GMD-400-R 250 35 10,000 1.505 1.2 600 X X
GMD-500-R 250 35 10,000 1.0645 1.4 550 X X
GMD-600-R 250 35 10,000 0.948 3.1 450 X X
GMD-630-R 250 35 10,000 0.629 3.1 450 X X
GMD-750-R 250 35 10,000 0.4425 4.7 410 X X
GMD-800-R 250 35 10,000 0.4475 6.6 380 X X
GMD-1-R 250 35 10,000 0.3065 12 310 X X X
GMD-1.2-R 250 100 10,000 0.299 16 280 X X X
GMD-1.25-R 250 100 10,000 0.1995 16 245 X X X
GMD-1.5-R 250 100 10,000 0.158 25 240 X X X
GMD-1.6-R 250 100 10,000 0.124 27 220 X X X
GMD-2-R 250 100 10,000 0.107 42 200 X X X
GMD-2.5-R 250 100 10,000 0.0905 94 195 X X X
GMD-3-R 250 100 10,000 0.0655 145 190 X X X
GMD-4-R 250 200 10,000 0.048 300 190 UR X
* Interrupting ratings (Interrupting ratings for 125mA - 3A were measured at 70% - 80% power factor on AC. The interrupting ratings for 4A were measured at 100%
power factor on AC)
** Typical DC Cold Resistance (measured at <10% of rated current)
2 2
Typical Melting I t (I t was measured at listed interrupting rating and rated voltage)
Typical Voltage Drop (voltage drop was measured at 20C ambient temperature at rated current)GMD
Technical Data 2019
Effective May 2017
5 mm x 20 mm Time-delay glass tube fuses
Time-Current Curve
Dimensions - mm
38.10mm
(.38)
5.54mm
(.20)
21.10mm
(.81)
( ( 00.5)
5.2mm
(.38)
(+0.1/-0.2)
0.65mm
(REF)
Packaging Code
Packaging Prex Description
BK 100 fuses packed into a cardboard carton
BK1 1,000 fuses packed into a poly bag
TR2 1,500 fuses packed into tape on a reel (19.05mm lead wire length)
Option Code
Option Code Description
V Axial leads - copper tinned wire with nickel plated brass endcaps
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approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly
used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user.
Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also
reserves the right to change or update, without notice, any technical information contained in this bulletin.
Eaton
Electronics Division
1000 Eaton Boulevard
Cleveland, OH 44122
United States
www.eaton.com/electronics
2017 Eaton
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All Rights Reserved
Printed in USA
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Publication No. 2019 BU-SB08762
of their respective owners.
May 2017