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Fuseblocks, Holders and Terminal Blocks<br />
Panel Mounted for 5mm ≈ 20mm and ⁄Ω¢∑ ≈ 1⁄Ω¢∑ Fuses<br />
HTB-2<br />
<strong>Bussmann</strong> ® 73<br />
HTB Series<br />
Fuseholders with Knob-Type Carriers<br />
Agency Information:<br />
UL Recognized — Guide IZLT2, File E14853<br />
20A (‹Ω¡§ quick-connect 15A) @ 250V<br />
CSA — 16A @ 250V Class 6225-01 File 47235;<br />
VDE* — 6.3A @ 250V, 49890<br />
SEMKO* — 6.3A @ 250V, 8945092, 9005230<br />
*Screwdriver slot carrier only<br />
Electrical Data: Insulation resistance (per IEC #257) —<br />
10,000 ohms @ 500Vdc; contact resistance (per IEC #257) —<br />
0.005 ohms max. @ 1A; standoff voltage (per IEC #257) —<br />
480V/Mil @ .125 in. thickness.<br />
Environmental: Maximum operating temperature<br />
-55°C to 85°C.<br />
Molded Components: High temperature, flame retardant,<br />
thermoplastic; UL Component Recognized; 94VO; mounting<br />
nut, spacer-black polycarbonate.<br />
Terminals: Tin-plated brass.<br />
Mounting: Withstands 15 to 20 lbs-ins torque to mounting<br />
nut when mounting fuseholder to panel. Maximum panel<br />
thickness 0.300 inches.<br />
CE logo denotes compliance with European Union Low Voltage Directive<br />
(50-1000Vac, 75-1500Vdc). Refer to Data Sheet: 8002 or contact<br />
<strong>Bussmann</strong> Application Engineering at 636-527-1270 for more information.<br />
Dimensional Data<br />
Terminal Options<br />
Knob Type Carrier Solder/ Carrier Options<br />
‹Ω¡§∑ Quick-Connect ⁄Ω¢∑ Quick-Connect<br />
⁄Ω¢∑ x 1⁄Ω¢∑<br />
5mm x 20mm<br />
Maximum<br />
In-Line Rt. Angle In-Line Rt. Angle (“I” Equals Inches) (“M” Equals Metric)<br />
Common Dimensional Data: Panel<br />
Knob Knob<br />
Length (Knob Type) - 1.69∑<br />
(42.9mm) Plus In-Line Terminal<br />
(Screwdriver Slotted)<br />
Thickness<br />
1.75∑ (44.5mm)<br />
0.34"<br />
0.33"<br />
0.47"<br />
0.45"<br />
(8.7mm)<br />
(8.3mm)<br />
(11.9mm)<br />
(11.5mm)<br />
NOTE: Plus In-Line Terminal<br />
0.47"<br />
(11.9mm)<br />
Low Profile<br />
Rear Hex Nut<br />
1.125"<br />
(28.6mm)<br />
0.09" NOM.<br />
(2.4mm)<br />
0.30∑<br />
7.62mm<br />
HTB-22I HTB-24I HTB-26I HTB-28I ✓ —<br />
HTB-22M HTB-24M HTB-26M HTB-28M — ✓<br />
0.69"<br />
(17.5mm)<br />
High<br />
Profile<br />
Rear Hex Nut<br />
0.91"<br />
(23.0mm)<br />
HTB-4<br />
0.125∑<br />
3.18mm<br />
HTB-42I HTB-44I HTB-46I HTB-48I ✓ —<br />
HTB-42M HTB-44M HTB-46M HTB-48M — ✓<br />
0.67"<br />
(17.1mm)<br />
Front<br />
Hex Nut<br />
0.92"<br />
(23.4mm)<br />
HTB-6<br />
0.30∑<br />
7.62mm<br />
HTB-62I HTB-64I HTB-66I HTB-68I ✓ —<br />
HTB-62M HTB-64M HTB-66M HTB-68M — ✓<br />
0.47"<br />
(11.9mm)<br />
Low Profile<br />
Snap-In<br />
1.125"<br />
(28.6mm)<br />
HTB-8<br />
Fuseholders and fuse carriers may be ordered separately.<br />
0.125∑<br />
3.18mm<br />
HTB-82I HTB-84I HTB-86I HTB-88I ✓ —<br />
HTB-82M HTB-84M HTB-86M HTB-88M — ✓<br />
Data Sheet: 2119<br />
For complete specification data, call <strong>Bussmann</strong> Information Fax ~ 636.527.1450
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