HAZARDOUS AREA FUSES Barrier Network Fuse 242 Series ® ® • Meets Barrier Network Standards for hazardous applications. • High interrupting rating. • Available in both axial lead and surface mount. ELECTRICAL CHARACTERISTICS: % of Ampere Rating 110% 300% 1000% Opening Time 4 hours, Minimum 10 seconds, Maximum 0.002 seconds, Maximum INTERRUPTING RATINGS: 4000 amperes at 250VAC/VDC PACKAGING: For surface mount version add packaging suffix UR. For Axial Leaded version add packaging suffix UA. For Axial Leaded version, taped add packaging suffix UAT1. ORDERING INFORMATION: Catalog Number 0242.050 0242.080 0242.100 0242.160 0242.200 0242.250 Ampere Rating .050 .080 .100 .160 .200 .250 Color Coding Red Green Blue Violet Brown Black Nominal Resistance Cold Ohms 11.34 8.19 3.60 3.00 2.68 1.6 Nominal Melting I 2t A2 Sec. 0.000103 0.000214 0.000977 0.00157 0.0038 0.00579 4.60mm (.181") 3.02mm (.119") 8.40mm (.331") 1.90mm (.075") 4.60mm (.181") .635mm (.025") 3.02mm (.119") 8.40mm (.331") Safe-T-Plus Fuse 259 Series • Designed to allow equipment to meet “Intrinsically Safe” certification for applications in gas plants, petrochemical and processing industries where there is a danger of gas explosion from faulty circuits. • Hermetically sealed. ELECTRICAL CHARACTERISTICS: % of Ampere Rating 100% 200% Opening Time 4 hours, Minimum 5 seconds, Maximum AGENCY APPROVALS: Meets CENELEC EN50, 014 to 39 and BASEEFA BS 5501, part 7. INTERRUPTING RATINGS: 50 amperes at 125 VAC 300 amperes at 125 VDC ORDERING INFORMATION: Catalog Number 0259.062 0259.125 0259.250 0259.375 0259.500 0259.750 0259001. Ampere Rating .062 .125 .250 .375 .500 .750 1 Voltage Drop 2.1 1.3 0.83 0.81 0.78 0.23 0.24 Nominal Resistance Cold Ohms 8.1 2.4 0.87 0.46 0.32 0.19 0.14 Nominal Melting I 2t A2 Sec. 0.00016 0.0012 0.0095 0.025 0.07 0.062 0.01 Schedule of limitations. 1) The fuse must be so mounted that creepage and clearance distances meet the requirements of Table 2 of EN50020 :1977 or Table 4 of EN50020 :1994 (equivalent to IEC 60079-11 4th Edition 1999). 2) When used in intrinsically safe apparatus it will be necessary to determine a surface temperature classification for the fuse. 84 (.512") 13mm (.020") .5mm (.315") 8mm (.197") 5mm (.025") .635mm (.394") 10mm 1.90mm (.075")