Bussmann GMT Data Sheet
Fast-Acting Indicating Fuse GMT
60 Volts DC, 125 Volts AC
Form No. GMT
Page 1 of 2
BIF Doc #5008
Bussmann
®
12-18-98
SB98107
Rev. A
0.118
0.107
0.127
0.585
0.780
0.688
MAX.
CONTACT AND
ALARM SPRING
BUSS GMT-X
.20"
(5.1mm)
.95"
(24.0mm)
.36"
(9.0mm)
.84"
(21.3mm)
Dimensional Data
Catalog Symbol: GMT
Fast-Acting
Voltage Rating: 60 Vdc, 125 Vac
Interrupting Rating: 450 Amp, 60 Volt DC
300 Amp, 125 Volt AC
Agency Approvals:
U.L. Recognized, Guide JFHR2, File E56412
Materials:
Body: Thermoplastic, U.L. 94 VO flammability rating
Terminals: Tin-plated Beryllium Copper
Carton Qty. and Weight: 100 Fuses per carton;
0.33 lbs. (150g.)
Fuseholders: Catalog No. HLT, HLS, and PCT
General Information:
• For telecommunications, computer, or control circuits.
• Visual spring indicating and alarm circuit indicating.
• Color coded flags designate ampere rating.
• Fuses easily replaced without use of insulated tools.
• Fuses can be removed with wire hook when mounted on
minimum centers.
• GMT-X fuse cover available.
GMT-X Fuse Cover
Catalog Symbol and Color Codes
Catalog Color Catalog Color
Symbol Code Symbol Code
GMT-⁄°Ω¡ººA Yellow GMT-3A Blue
GMT-⁄Ω¢A Violet GMT-3⁄Ω™A White/Blue
GMT-‹Ω•A White/Gray GMT-4A White/Brown
GMT-⁄Ω™A Red GMT-5A Green
GMT-flfiΩ¡ººA Black GMT-7⁄Ω™A Black/White
GMT-‹Ω¢A Brown GMT-10A Red/White
GMT-1A Gray GMT-12A Yellow/Green
GMT-1⁄Ω£A White GMT-15A Red/Blue
GMT-1⁄Ω™A White/Yellow GMT-Dummy Gray
GMT-2A Orange GMT-A Yellow
Fast-Acting Indicating Fuse GMT
125 Volts AC, 60 Volts DC
Form No. GMT
Page 2 of 2
BIF Doc #5008
Bussmann
®
12-18-98
SB98107
Rev. A
The only controlled copy of this BIF document is the electronic read-only version located on the 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. Bussmann reserves the right, without notice, to change
design or construction of any products and to discontinue or limit distribution of any products. 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.
Time-Current Characteristic Curves–Average Melt
Test Specifications
Percent Opening
Overload Time
100% 10 min. (minimum)
150% 5 min. (maximum)
⁄Ω™A
⁄Ω¢A
‹Ω•A
300
100
10
TIME IN SECONDS
.01
⁄°Ω¡ººA
1
.1
.01
7.5A
10A
10
12A
‹Ω¢A
1⁄Ω£A
flfiΩ¡ººA1A1.5A2A3A4A5A
1
CURRENT IN AMPERES
15A
100
AMPERE
RATING
1,000
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