Effective May 2017
Technical Data 2017 Supersedes April 2010
GMA
5 mm x 20 mm Fast-acting glass tube fuses
Agency information
UL Listed, Guide JDYX, File E19180, 63mA-6A
UL Recognized, Guide JDYX2, File E19180,
7-15A
CSA Certified, Class 1422-01, File 53787,
63mA-6A
PSE Approval, 1A-15A
Ordering
Specify packaging, product, and option code
Ratings above 6.3A have a 0.8 mm diameter lead
Product features
With TR2 packaging code, lead wire length is 19.05 mm
Fast-acting, low breaking capacity
Electrical Characteristics
Optional axial leads available
Rated Current % of Amp Rating Opening Time
5 x 20mm physical size
100% None
Glass tube, silver-plated
63mA - 15A 135% 60 minutes maximum
(63mA-315mA) and nickel-plated
200% 2 minutes maximum
(500mA-15A) brass endcap
construction
Designed to UL/CSA 248-14
Speci cations
Voltage Interrupting Typical DC Cold Typical Maximum
2
Product Code Amp Rating Rating (amps)* Resistance Pre-Arc I t Voltage
Rating Vac 250Vaacc 125Vac ()** Vac Drop (mV)
GMA-63-R 63mA 250 35 10,000 15.750 0.00024 4700
GMA-100-R 100mA 250 35 10,000 7.840 0.0001 4300
GMA-125-R 125mA 250 35 10,000 4.895 0.0024 2600
GMA-200-R 200mA 250 35 10,000 2.500 0.001 3400
GMA-250-R 250mA 250 35 10,000 1.735 0.018 2200
GMA-300-R 300mA 250 35 10,000 0.906 0.019 470
GMA-315-R 315mA 250 35 10,000 0.839 0.019 450
GMA-500-R 500mA 250 35 10,000 0.454 0.15 230
GMA-600-R 600mA 250 35 10,000 0.256 0.32 200
GMA-750-R 750mA 250 35 10,000 0.186 0.47 200
GMA-800-R 800mA 250 35 10,000 0.170 0.70 180
GMA-1-R 1 250 35 10,000 0.163 0.48 300
GMA-1.25-R 1.25 250 100 10,000 0.122 0.84 290
GMA-1.5-R 1.5 250 100 10,000 0.090 1.6 270
GMA-1.6-R 1.6 250 100 10,000 0.080 2.0 260
GMA-2-R 2 250 100 10,000 0.066 3.1 250
GMA-2.5-R 2.5 250 100 10,000 0.046 4.9 240
GMA-3-R 3 250 100 10,000 0.039 8.8 215
GMA-3.15-R 3.15 125 - 10,000 0.036 9.7 210
GMA-3.5-R 3.5 125 - 10,000 0.030 13 210
GMA-4-R 4 125 - 10,000 0.026 19 205
GMA-5-R 5 125 - 10,000 0.021 29 200
GMA-6-R 6 125 - 10,000 0.017 45 180
GMA-7-R 7 125 - 200 0.012 150 110
GMA-8-R 8 125 - 200 0.009 280 110
GMA-10-R 10 125 - 200 0.006 280 110
GMA-15-R 15 125 - 150 0.004 950 100
* Interrupting ratings: Interrupting ratings for 63mA - 6A were measured at 70% - 80% power factor on AC. The interrupting ratings for 7A - 15A were measured at 100% power factor on AC.
** DC Cold Resistance (Measured at <10% of rated current)
2 2
Typical Pre-Arching I t (I t was measured at listed interrupting rating and rated voltage)
Maximum Voltage drop (Voltage drop was measured at 20C ambient temperature at rated current)GMA
Technical Data 2017
Effective May 2017 5 mm x 20 mm Fast-acting glass tube fuses
Dimensions - mm
38.1100mm
(..338)
5.54mm
(.20)
21.1000mmm
( (.88811)
(
5.2mm
38.1000mmmm
(+0.1/-0.2)
0.65mm
(REF)
Time-Current Curve GMA-R 1-15A
Time-Current Curve GMA-R 63mA-800mA
(.3.338)
Packaging Code
Packaging Code Description
BK 100 fuses packed into a cardboard carton
BK1 1000 fuses packed into a poly bag
TR2 1500 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 overcaps
Life Support Policy: Eaton 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.
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
Eaton is a registered trademark.
All Rights Reserved
Printed in USA
All other trademarks are property
Publication No. 2017 BU-SB091174
of their respective owners.
May 2017