Cooper GMT-3A Fast-acting indicating telecom fuse Datasheet

Fast-Acting Indicating Telecom Fuse
60Vdc/125Vac
Dimensional Data — in
0.127
CONTACT AND
ALARM SPRING
0.107
0.688
MAX.
0.585
0.118
Catalog Symbol: GMT
Fast-acting indicating fuse for telecom circuits.
Ratings:
Volts: 60Vdc/125Vac
Amps: 18/100 – 15A
IR: 450A @ 60Vdc
300A @ 125Vac
Agency Information:
UL Recognized, Guide JFHR2, File E56412
Materials:
Body: Thermoplastic (flammability rating: UL94V0)
Terminals: Tin-plated beryllium copper
Carton Quantity & Weight:
100 fuses per carton, 0.33 lbs. (150g.)
Fuse Holders: Catalog Nos. HLS, HLT and PCT
0.81
Covers — in (mm)
0.20"
(5.1mm)
BUSS GMT-X
0.95"
(24.0mm)
0.36"
(9.0mm)
0.84"
(21.3mm)
GMT-X Fuse Cover
General Information:
• For telecom, computer, or control circuits.
• Visual spring indicating and alarm circuit indicating.
• Color coded flags designate amp 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-Y fuse cover (with pull-tab) available.
0.95"
(24.0mm)
0.20"
(5.1mm)
BUSS GMT-Y
0.7"
(17.8mm)
Catalog Symbol and Color Codes
Catalog
Symbol
Color
Code
Catalog
Symbol
Color
Code
GMT-18/100A
Yellow
GMT-3 1/2A
White/Blue
GMT-1/4A
Violet
GMT-4A
White/Brown
GMT-3/8A
White/Gray
GMT-5A
Green
GMT-1/2A
Red
GMT-7 1/2A
Black/White
GMT-65/100A
Black
GMT-10A
Red/White
GMT-3/4A
Brown
GMT-12A
Yellow/Green
GMT-1A
Gray
GMT-15A
Red/Blue
GMT-1 1/3A
White
GMT-Dummy
Gray
GMT-1 1/2A
White/Yellow
GMT-A (alarm)*
Yellow
GMT-2A
Orange
GMT-X (cover)
Clear
GMT-3A
Blue
0.84"
(21.3mm)
GMT-Y Fuse Cover
*Designed specifically for use in the Telpower® Series 15800 fused
disconnect switch.
0708
BU-SB08204
Page 1 of 2
Data Sheet 5008
Amp
Rating
1
300
1
18
⁄100A
⁄4A
3
⁄8A
65
⁄100A
1A
1.5A
2A
3A
4A
5A
7.5A
10A
15A
3
⁄2A
⁄4A
11⁄3A
12A
Time-Current Characteristic Curves–Average Melt
100
Time In Seconds
10
1
1,0000
100
10
.01
.11
1
.11
Current In Amps
Test Specifications
Percent
Overload
Opening
Time
100%
10 min. (minimum)
150%
5 min. (maximum)
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.
0708
BU-SB08204
Page 2 of 2
Data Sheet 5008
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