FUSE 300MA 250V FAST GLASS GMA

BK/GMA-300-R

Manufacturer Part NumberBK/GMA-300-R
DescriptionFUSE 300MA 250V FAST GLASS GMA
ManufacturerCooper/Bussmann
SeriesGMA
TypeFast Acting Glass Tube Fuse
BK/GMA-300-R datasheet
 


Specifications of BK/GMA-300-R

Fuse TypeFast ActingVoltage - Rated250VAC
Current300mAPackage / CaseCylindrical, 5x20mm
Size / Dimension0.205" Dia x 0.787" L (5.20mm x 20.00mm)Mounting TypeHolder
Melting I²t0.019Current Rating0.3 Amp
Voltage Rating250 VoltsFuse Size / Group5 mm x 20 mm
Termination StyleCartridgeBody MaterialGlass
Dimensions20 mm LProductAxial Lead and Cartridge Fuses
Interrupt Rating35 AmpsMounting StylePress Fit
Resistance0.906 OhmsColor-
Operating Temperature-Dc Cold Resistance0.906 Ohm
Lead Free Status / RoHS StatusLead free / RoHS CompliantOperating Temperature-
Color-Other namesBK-GMA-300-R
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5 x 20mm Fast-acting Glass Tube Fuses
GMA Series
Description
• Fast-acting, low breaking capacity
• Optional axial leads available
• 5 x 20mm physical size
• Glass tube, silver-plated (63mA-315mA) and nickel-
plated (500mA-15A) brass endcap construction
• Designed to UL/CSA 248-14
Electrical Characteristics
Rated Current % of Amp Rating
100%
63mA - 15A
135%
60 minutes maximum
200%
2 minutes maximum
Voltage
Product Code
Amp
Rating
Rating
Vac
GMA-63-R
63mA
250
GMA-100-R
100mA
250
GMA-125-R
125mA
250
GMA-200-R
200mA
250
GMA-250-R
250mA
250
GMA-300-R
300mA
250
GMA-315-R
315mA
250
GMA-500-R
500mA
250
GMA-600-R
600mA
250
GMA-750-R
750mA
250
GMA-800-R
800mA
250
GMA-1-R
1
250
GMA-1.25-R
1.25
250
GMA-1.5-R
1.5
250
GMA-1.6-R
1.6
250
GMA-2-R
2
250
GMA-2.5-R
2.5
250
GMA-3-R
3
250
GMA-3.15-R
3.15
125
GMA-3.5-R
3.5
125
GMA-4-R
4
125
GMA-5-R
5
125
GMA-6-R
6
125
GMA-7-R
7
125
GMA-8-R
8
125
GMA-10-R
10
125
GMA-15-R
15
125
* 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)
† Typical Pre-Arching I
2
t (I
2
t was measured at listed interrupting rating and rated voltage)
‡ Maximum Voltage drop (Voltage drop was measured at 20°C ambient temperature at rated current)
0410
BU-SB091174
Dimensions - mm
• Ratings above 6.3A have a 0.8mm diameter lead
• With TR2 packaging code, lead wire length is 19.05mm
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
Opening Time
None
Ordering
• Specify packaging, product, and option code
Specifications
Interrupting
Typical DC Cold
Rating (amps)*
Resistance
(Ω Ω )**
250Vac
125Vac
35
10,000
15.750
35
10,000
7.840
35
10,000
4.895
35
10,000
2.500
35
10,000
1.735
35
10,000
0.906
35
10,000
0.839
35
10,000
0.454
35
10,000
0.256
35
10,000
0.186
35
10,000
0.170
35
10,000
0.163
100
10,000
0.122
100
10,000
0.090
100
10,000
0.080
100
10,000
0.066
100
10,000
0.046
100
10,000
0.039
-
10,000
0.036
-
10,000
0.030
-
10,000
0.026
-
10,000
0.021
-
10,000
0.017
-
200
0.012
-
200
0.009
-
200
0.006
-
150
0.004
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38.10mm
10
(± ± .38)
.3
5.54mm
(±.20)
21.10mm
0 0 m
(±.81)
8 8 1
5.2mm
38.10mm
0m
0m
(+0.1/-0.2)
(± 38)
.3 .3
0.65mm
(REF)
Typical
Maximum
Pre-Arc I
2
t
Voltage
Vac†
Drop (mV)‡
0.00024
4700
0.0001
4300
0.0024
2600
0.001
3400
0.018
2200
0.019
470
0.019
450
0.15
230
0.32
200
0.47
200
0.70
180
0.48
300
0.84
290
1.6
270
2.0
260
3.1
250
4.9
240
8.8
215
9.7
210
13
210
19
205
29
200
45
180
150
110
280
110
280
110
950
100
Data Sheet 2017

BK/GMA-300-R Summary of contents

  • Page 1

    ... Fast-acting Glass Tube Fuses GMA Series Description • Fast-acting, low breaking capacity • Optional axial leads available • 20mm physical size • Glass tube, silver-plated (63mA-315mA) and nickel- plated (500mA-15A) brass endcap construction • Designed to UL/CSA 248-14 Electrical Characteristics ...

  • Page 2

    ... 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 Description V Axial leads - copper tinned wire with nickel-plated brass overcaps © 2010 Cooper Bussmann St ...