305 Series - 277V UL913 Intrinsically Safe Fuse for Hazardous Locations

Series: 305
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Disclaimer Notice

Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

The PICO® 305 Series offers a range of encapsulated fuses approved under the UL913 standard for Intrinsically Safe Electrical Equipment to operate in hazardous locations. It is ideal for use in the oil, gas, mining, chemical, pharmaceutical, food/beverage processing industries; it was designed to limit the energy and heat generated during its operation. In addition to UL913, these fuses meet ATEX and IECEx requirements.

Features:

  • Sealed, encapsulated design
  • Well suited for 277V applications
  • Current rating options from 50mA to 750mA
  • Designed for operation in a range of hazardous environments
  • High Interrupting Rating. Meets the 1500A minimum

Benefits:

  • The fuse encapsulation prevents heat and sparks from being exposed to hazardous dusts and gases in the environment
  • Eliminates the need for additional potting, epoxy, or encapsulation processes for the fuse, thereby reducing total product cost
  • Increases overall safety of the apparatus, which enhances protection of human life in hazardous operating environments

Applications:

  • Testing, measuring or processing electronic and electrical equipment
  • Motor controllers
  • Lighting
  • Communication handsets
  • Flow meters
  • Process control and automation equipment
  • Sensors 

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Access specifications, certifications, check availability and order parts below

Catalog #VAC (V)VDC (V)VibrationNominal Melting I2T (A2sec)Resistance
(Ω)		OpeningOperating TemperaturePartner ECAD ModelsStockSamplesCompare
305.050277277MIL-STD-202 Method 201 (10-55 Hz)0.0001911.88Fast-Acting (F)-55° to 125°C305.050CheckOrder
305.080277277MIL-STD-202 Method 201 (10-55 Hz)0.000358.15Fast-Acting (F)-55° to 125°C305.080CheckOrder
305.100277277MIL-STD-202 Method 201 (10-55 Hz)0.00075Fast-Acting (F)-55° to 125°C305.100CheckOrder
305.160277277MIL-STD-202 Method 201 (10-55 Hz)0.002022.95Fast-Acting (F)-55° to 125°C305.160CheckOrder
305.200277277MIL-STD-202 Method 201 (10-55 Hz)0.002882.64Fast-Acting (F)-55° to 125°C305.200CheckOrder
305.250277277MIL-STD-202 Method 201 (10-55 Hz)0.0041.59Fast-Acting (F)-55° to 125°C305.250CheckOrder
305.500277277MIL-STD-202 Method 201 (10-55 Hz)0.06720.47Fast-Acting (F)-55° to 125°C305.500CheckOrder
305.750277277MIL-STD-202 Method 201 (10-55 Hz)0.134480.288Fast-Acting (F)-55° to 125°C305.750CheckOrder
Catalog # Certificates
Sorting icon
305.050 cRUiconatexiconiecexiconuricon
305.080 cRUiconatexiconiecexiconuricon
305.100 cRUiconatexiconiecexiconuricon
305.160 cRUiconatexiconiecexiconuricon
305.200 cRUiconatexiconiecexiconuricon
305.250 cRUiconatexiconiecexiconuricon
305.500 cRUiconatexiconiecexiconuricon
305.750 cRUiconatexiconiecexiconuricon
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
0305.050H FUSE 277V FOR HAZ LOC UL913 .050A RoHS No 03/15/2015 PbFree No 03/15/2015 CoC_RoHS9_0305.050H REACH181_Declaration_0305.050H No
03/15/2015		 Does not Contain
0305.050M FUSE 277V FOR HAZ LOC UL913 .050A RoHS No 03/15/2015 PbFree No 03/15/2015 No
03/15/2015
0305.050V FUSE 277V FOR HAZ LOC UL913 .050A RoHS No 03/15/2015 PbFree No 03/15/2015 No
03/15/2015
0305.080M FUSE 277V FOR HAZ LOC UL913 .080A RoHS No 07/03/2013 PbFree No No
0305.080V FUSE 277V FOR HAZ LOC UL913 .080A RoHS No 07/03/2013 PbFree No No
0305.100V FUSE 277V FOR HAZ LOC UL913 .100A RoHS No 03/06/2014 PbFree No No
0305.100M FUSE 277V FOR HAZ LOC UL913 .100A RoHS No 03/06/2014 PbFree No No
0305.100H FUSE 277V FOR HAZ LOC UL913 .100A RoHS No 03/06/2014 PbFree No CoC_RoHS9_0305.100H REACH201_Declaration_with_Pb_0305.100H No
Contains
0305.160H FUSE 277V FOR HAZ LOC UL913 .160A RoHS No 03/15/2015 PbFree No 03/15/2015 No
03/15/2015
0305.160M FUSE 277V FOR HAZ LOC UL913 .160A RoHS No 03/15/2015 PbFree No 03/15/2015 No
03/15/2015
0305.160V FUSE 277V FOR HAZ LOC UL913 .160A RoHS No 03/15/2015 PbFree No 03/15/2015 No
03/15/2015
0305.200V FUSE 277V FOR HAZ LOC UL913 .200A RoHS No 03/06/2014 PbFree No No
0305.200H FUSE 277V FOR HAZ LOC UL913 .200A RoHS No 03/06/2014 PbFree No No
0305.200M FUSE 277V FOR HAZ LOC UL913 .200A RoHS No 03/06/2014 PbFree No No
0305.250M FUSE 277V FOR HAZ LOC UL913 .250A RoHS No 07/03/2013 PbFree No No
0305.250V FUSE 277V FOR HAZ LOC UL913 .250A RoHS No 07/03/2013 PbFree No No
0305.250H FUSE 277V FOR HAZ LOC UL913 .250A RoHS No 07/03/2013 PbFree No No
0305.500H FUSE 277V FOR HAZ LOC UL913 .500A RoHS No 03/15/2015 PbFree No 03/15/2015 No
03/15/2015
0305.500V FUSE 277V FOR HAZ LOC UL913 .500A RoHS No 03/15/2015 PbFree No 03/15/2015 CoC_RoHS9_0305.500V REACH_SVHC Declaration (Contain)_0305.500V No
03/15/2015		 Contains
0305.500M FUSE 277V FOR HAZ LOC UL913 .500A RoHS No 03/15/2015 PbFree No 03/15/2015 CoC_RoHS9_0305.500M REACH_SVHC Declaration (Contain)_0305.500M No
03/15/2015		 Contains
0305.750M FUSE 277V FOR HAZ LOC UL913 .750A RoHS No 07/03/2013 PbFree No No
0305.750H FUSE 277V FOR HAZ LOC UL913 .750A RoHS No 07/03/2013 PbFree No No
0305.750V FUSE 277V FOR HAZ LOC UL913 .750A RoHS No 07/03/2013 PbFree No No
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pdficon Fuse PICO 305 Datasheet

pdficon Fuse PICO 259 UL913 and 305 Application Note

Enhancing Workplace Safety in Hazardous Locations with PICO® 259-UL913 and 305 Series Intrinsic Safety Fuses