Description
• Time delay, low breaking capacity
• 5mm x 20mm physical size
• Glass tube, nickel-plated brass endcap construction
• Optional axial leads are .032" x 1.5" copper tinned
• Designed to UL/CSA 248-14
• RoHS Compliant version available (-R option)
Agency Information
•UL Listed, Guide JDYX, File E19180, 125mA-3A
•UL Recognition Card: (4A) Guide JDYX2, File E19180
•CSA Certified, Class 1422-01, File E65063
Ordering
• Specify product code, option code and packaging code
• For -R option, drop mA or A from product code
(i.e. GMD-3-R)
•Ratings above 6.3A have a 0.8mm diameter lead
(
5
)
0
0.
5
.2m
m
(
+0.1/-0.2
)
(
±
38
.1
0
mm
(
±
.38
)
21.10mm
(±.81)
0
.
65
m
m
(
REF
)
(
±
.38
)
5
.
5
4m
m
(
±
.20
)
Dimensions mm⁄(inches)
ELECTRICAL CHARACTERISTICS
Rated Current % of Amp Rating Opening Time
100% None
100mA - 4A 135% 60 minutes maximum
5 seconds minimum
200% 2 minutes maximum
*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.
** DC Cold Resistance (Measured at <10% of rated current)
†Typical Pre-Arching I2t (I2t was measured at listed interrupting rating and rated voltage)
‡Maximum Voltage drop (Voltage drop was measured at 20°C ambient temperature at rated current)
SPECIFICATIONS
Voltage AC Interrupting Typical DC Cold Typical Maximum
Product Code Rating Rating* Resistance Pre-Arc I2tVoltage
AC 250V 125V (ohms)** AC† Drop (mV)‡
GMD-125mA 250V 35A 10,000A - 0.043 1600
GMD-150mA 250V 35A 10,000A - 0.046 1200
GMD-200mA 250V 35A 10,000A - 0.20 1100
GMD-250mA 250V 35A 10,000A - 0.40 950
GMD-300mA 250V 35A 10,000A - 0.65 800
GMD-315mA 250V 35A 10,000A - 0.89 750
GMD-375mA 250V 35A 10,000A - 0.89 650
GMD-400mA 250V 35A 10,000A - 1.2 600
GMD-500mA 250V 35A 10,000A - 1.4 550
GMD-600mA 250V 35A 10,000A - 3.1 450
GMD-630mA 250V 35A 10,000A - 3.1 450
GMD-750mA 250V 35A 10,000A - 4.7 410
GMD-800mA 250V 35A 10,000A - 6.6 380
GMD-1A 250V 35A 10,000A - 12 310
GMD-1.2A 250V 100A 10,000A - 16 280
GMD-1.25A 250V 100A 10,000A - 16 245
GMD-1.5A 250V 100A 10,000A - 25 240
GMD-1.6A 250V 100A 10,000A - 27 220
GMD-2A 250V 100A 10,000A - 42 200
GMD-2.5A 250V 100A 10,000A - 94 195
GMD-3A 250V 100A 10,000A - 145 190
GMD-4A 250V 200A 10,000A - 300 190
5mm x 20mm Fuses
GMD Series,Time Delay, Glass Tube
.1
1
10
100
CURRENT IN AMPERES
100
10
1
.1
.01
TIME IN SECONDS
AMPERE
RATING
3A
2.5A
2A 1.6A
1.5A
1A 800mA
750mA
630mA
500mA
400mA
300mA
200mA
160mA
125mA
TIME CURRENT CURVE
PACKAGING CODE
Packaging Code Description
BK 100 pieces of fuses packed into a cardboard car ton
BK1 1,000 pieces of fuses packed into a poly bag
TR2 1,500 pieces of fuses packed into tape on a reel
OPTION CODE
Option Code Description
VAxial leads - copper tinned wire with nickel plated brass overcaps
-R RoHS compliant version
Cooper Electronic Technologies
3601 Quantum Boulevard
Boynton Beach, FL 33426-8638
Tel: 1-561-752-5000
Fax: 1-561-742-0134
Toll Free: 1-888-414-2645
Cooper Bussmann
P.O. Box 14460
St. Louis, MO 63178-4460
Tel: 1-636-394-2877
Fax: 1-800-544-2570
Europe
Cooper Electronic Technologies
Cooper (UK) Limited
Burton-on-the-Wolds
Leicestershire • LE12 5TH UK
Tel: +44 (0) 1509 882 737
Fax: +44 (0) 1509 882 786
Asia Pacific
Cooper Electronic Technologies
1 Jalan Kilang Timor
#06-01 Pacific Tech Centre
Singapore 159303
Tel: +65 278 6151
Fax: +65 270 4160
Visit us on the web at:
www.CooperET.com
OC-2597 7/05
© Cooper Electronic
Technologies 2005
North America
5mm x 20mm Fuses
GMD Series,Time Delay, Glass Tube
