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Type 2JS / 3JS
JSD0600
5 x 15mm Glass Tube
Time-lag Fuse Series
Catalog Number Ampere Rating Typical Volt-drop Melting I2T Melting I2T Maximum Cold @100% In < 10 mSec @10 In Power Resistance Dissipation (ohm) (Volt) max. (A2 Sec) (A2 Sec) (W)
JS 100 JS 125
100mA 125mA 150mA 200mA 250mA 300mA 400mA 500mA 750mA 1A 1.25A 1.5A 2A 2.5A 3A 3.5A 4A 5A 6A 7A
11.00 7.62 5.28 3.66 2.54 1.76 1.22 0.84 0.487 0.281 0.195 0.135 0.094 0.065 0.045 0.037 0.031 0.022 0.015 0.012
1.55 1.35 1.17 1.02 0.89 0.77 0.67 0.59 0.48 0.387 0.337 0.293 0.255 0.222 0.194 0.181 0.168 0.147 0.128 0.119
0.068 0.107 0.167 0.26 0.41 0.64 0.99 1.55 3.04 5.93 9.3 14.5 22.6 35.3 55.2 69 86 135 211 263
0.088 0.138 0.216 0.34 0.53 0.83 1.29 2.03 3.97 7.76 12.2 19.0 29.8 46.6 72.9 91 114 179 279 350
0.22 0.245 0.273 0.303 0.338 0.376 0.42 0.47 0.55 0.64 0.71 0.80 0.89 0.99 1.10 1.16 1.22 1.4 1.5 1.6
Electrical Characteristics
Testing current 100% 135% 200% 500% 1000%
(UL/CSA STD. 248-14)
JS 150 JS 200 JS 250 JS 300 JS 400 JS 500 JS 750 JS 1 JS 1.25 JS 1.5
Blow Time Minimum 4 hrs. N/A 3 sec 100 msec 30 msec Maximum N/A 1 hr 20 sec 1.5 sec 300 msec
Approvals
Safety Agency Approvals
rStc
Type Amp range / Volt @ I.R. ability
100mA - 7A / 350V AC@ 100A 2JS/3JS 100mA - 7A / 125V AC@ 10,000A 2JS/3JS 2JS 1A - 5A / 125V AC@ 500A >5A - 15A / 125V AC@ 300A
JS 2 JS 2.5 JS 3 JS 3.5 JS 4 JS 5 JS 6 JS 7
rRecognized File No. E20624 S Acceptance File No. LR39772 t File No. 32-1764, 32-1766
Approval File No. 32-1765
Operating Temperature
-55C to +125C
Consult manufacturer for other ratings
* 2JS are cartridge fuses 3JS are pigtail fuses
Physical Specification
Materials Glass body / Nickel Plated Brass Caps Lead Wire: Tin-lead plated Copper, Diameter 0.032" Option With Heat Shrink Tubing (VW-1) over body Marking On fuse: " bel ", " JS ", " Current Rating ", " 350V " " Appropriate Safety Logos " On label: Above info plus "c"; Interrupting Rating & Type " 2JS " or " 3JS " Packaging 1. In bulk: 2JS -2,000 pcs; 3JS - 500 pcs per box 2. On Axial Tape & Reel: 1500 pcs per reel 3. Tape & Reel specification: per EIA-296-E & IEC 286-1 @ 10mm Pitch and 52.4mm inside Tape Spacing
Mechanical Dimensions
0.53" 0.02" 0.20" 0.004" (13.5 0.5mm) (5.5 0.1mm)
2JS
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1.50" 0.08" (38.1 2.0mm)
0.59" 0.02" (15.0 0.5mm)
0.217" 0.004" (5.5 0.1mm)
3JS
0.710" 0.080" (18.0 2.0mm)
0.244" 0.008" (6.2 0.2mm)
0.590" 0.020" (1.5 1.0mm) WITH INSULATION SLEEVE
Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 * Tel: 201-432-0463 * Fax: 201-432-9542 * E-Mail: belfuse@belfuse.com
Internet: http://www. belfuse.com
www..com
Type 2JS / 3JS
Time-lag Fuse Series
5 x 15mm Glass Tube
JSC0600
2JS / 3JS - TIME CURRENT CHARACTERISTIC CURVE
- 100mA - 125mA - 150mA - 200mA - 250mA - 300mA - 400mA - 500mA - 750mA - 1A - 1.25A - 1.5A - 2A - 2.5A - 3A - 3.5A - 4A - 5A - 6A - 7A 10000 1000 100
TIME IN SECONDS
10
1
0.1
0.01 0.01
0.1
1
10
100
1000
CURRENT IN AMPERES NOTE - see important information under "User Guide"on P.08
Corporate Office Bel Fuse Inc.
198 Van Vorst Street, Jersey City, NJ 07302 Tel: 201-432-0463 FaxFax: 201-432-9542 E-Mail: belfuse@belfuse.com Internet: http://www.belfuse.com
Far East Office Bel Fuse Ltd.
8F/8 Luk Hop Street San Po Kong Kowloon, Hong Kong Te l : 8 5 2 - 2 3 2 8 - 5 5 1 5 Fax: 852-2352-3706
European Office Bel Fuse Europe Ltd.
P r e s t o n Te c h n o l o g y M a n a g e m e n t C e n t r e Marsh Lane, Preston PR1 8U Lancashire, U.K Te l : 4 4 - 1 7 7 2 - 5 5 6 6 0 1 Fax: 44-1772-888366
Specifications subject to change without notice

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