5 x 20mm Fuses
GMD Series,Time-Delay, Glass Tube
Description
Time-delay, low breaking capacity
Optional axial leads available
5 x 20mm physical size
Nickel-plated brass endcap construction
Designed to UL/CSA 248-14
Electrical Characteristics
Rated Current % of Amp Rating Opening Time
100% None
135% 60 minutes maximum
Dimensions - mm
100mA - 4A 38.10mm
5 seconds minimum
(.38)
200%
2 minutes maximum 5.54mm
(.20)
Agency Information
UL Listed, Guide JDYX, File E19180
21.10mm
UL Recognition Card (4A), Guide JDYX2, File E19180 (.81)
( ( 0.0 5)
CSA Certified, Class 1422-01, File 53787
PSE/JET, File 1641-31003-1001
Ordering
5.2mm
Specify product code
(.38)
(+0.1/-0.2)
Insert packaging code prefix before part number. E.g.
0.65mm
BK/GMD-250-R (REF)
Specify option code if desired
With TR2 packaging code, lead wire length is 19.05mm
For axial leads, insert V between catalog series and
amp rating. E.g. BK/GMD-V-250-R
Specifications
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)
0209 BU-SB08894 Page 1 of 2 Data Sheet 2019Time-Current Curve
Packaging Code
Packaging Prefix 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
The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is
intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Cooper Bussmann reserves the right, without notice, to change
design or construction of any products and to discontinue or limit distribution of any products. Cooper Bussmann also reserves the right to change or update, without notice, any technical information contained
in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.
Life Support Policy: Cooper Bussmann does not authorize the use of any of its products for use in life support devices or systems without the express written 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.
2009 Cooper Bussmann
St. Louis, MO 63178
www.cooperbussmann.com
0209 BU-SB08762 Page 2 of 2 Data Sheet 2019