RH, NH Vishay Dale Wirewound Resistors, Industrial Power, Aluminum Housed, Chassis Mount FEATURES Molded construction for total environmental protection Complete welded construction Meets applicable requirements of MIL-PRF-18546 Available in non-inductive styles (type NH) with Aryton-Perry winding for lowest reactive components Mounts on chassis to utilize heat-sink effect Excellent stability in operation (< 1 % change in resistance) MIL-PRF-18546 qualified, type RE resistors can be found at: www.vishay.com/doc 30282 Compliant to RoHS Directive 2002/95/EC STANDARD ELECTRICAL SPECIFICATIONS RESISTANCE RESISTANCE RESISTANCE RESISTANCE POWER WEIGHT GLOBAL HISTORICAL RANGE RANGE RANGE RANGE RATING (typical) MODEL MODEL P W g 25 C 0.05 %, 0.1 % 0.25 % 0.5 % 1 %, 2 %, 5 % RH005 RH-5 7.5 0.5 to 6.75K 0.1 to 8.6K 0.05 to 8.6K 0.02 to 24.5K 3 NH005 NH-5 7.5 0.5 to 2.32K 0.1 to 3.27K 0.05 to 3.27K 0.05 to 12.75K 3.3 RH010 RH-10 12.5 0.5 to 12.7K 0.1 to 16.69K 0.05 to 16.69K 0.01 to 47.1K 6 NH010 NH-10 12.5 0.5 to 4.45K 0.1 to 5.54K 0.05 to 5.54K 0.05 to 23.5K 8.8 RH025 RH-25 25 0.5 to 25.7K 0.1 to 32.99K 0.05 to 32.99K 0.01 to 95.2K 13 NH025 NH-25 25 0.5 to 9.09K 0.1 to 12.8K 0.05 to 12.8K 0.05 to 47.6K 16.5 RH050 RH-50 50 0.5 to 73.4K 0.1 to 96K 0.05 to 96K 0.01 to 273K 28 NH050 NH-50 50 0.5 to 26K 0.1 to 36.7K 0.05 to 36.7K 0.05 to 136K 35 RH100 RH-100 100 0.5 to 90K 0.1 to 90K 0.05 to 90K 0.05 to 90K 350 NH100 NH-100 100 0.5 to 37.5K 0.1 to 37.5K 0.05 to 37.5K 0.05 to 37.5K 385 RH250 RH-250 250 0.5 to 116K 0.1 to 116K 0.05 to 116K 0.05 to 116K 630 NH250 NH-250 250 0.5 to 48.5K 0.1 to 48.5K 0.05 to 48.5K 0.05 to 48.5K 690 Note RH005 and NH005 printed with 5 W power rating. RH010 and NH010 printed with 10 W power rating. New construction allows these resistors to be rated at higher wattage but will only be printed with the higher wattage upon customer request TECHNICAL SPECIFICATIONS PARAMETER UNIT RH RESISTOR CHARACTERISTICS Temperature Coefficient ppm/C 20 for 10 and above 50 for 1 to 9.9 , 100 for 0.1 to 0.99 1/2 Maximum Working Voltage V (P x R) Insulation Resistance 10 000 M minimum dry, 1000 M minimum after moisture test Solderability - Meets requirements of ANSI J-STD-002 Operating Temperature Range C - 55 to + 250 GLOBAL PART NUMBER INFORMATION Global Part Numbering example: RH0054R125FC02 R H 00 54 R 1 2 5F C 0 2 GLOBAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING SPECIAL RH005 R = Decimal A = 0.05 % E02 = Lead (Pb)-free, card pack (RH005 - RH050) (Dash Number) (See Standard K = Thousand B = 0.1 % E01 = Lead (Pb)-free, skin pack (RH100 and RH250) (up to 3 digits) Electrical 15R00 = 15 C = 0.25 % From 1 to 999 C02 = Tin/lead, card pack (RH005 - RH050) Specifications 10K00 = 10 k D = 0.5 % as applicable J01 = Tin/lead, skin pack (RH100 and RH250) Global Model F = 1.0 % column for H = 3.0 % options) J = 5.0 % Historical Part Numbering example: RH-5 4.125 1 % C02 RH-5 4.125 1 % C02 HISTORICAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING * Pb containing terminations are not RoHS compliant, exemptions may apply ** Please see document Vishay Material Category Policy: www.vishay.com/doc 99902 Document Number: 30201 For technical questions, contact: ww2bresistors vishay.com www.vishay.com Revision: 02-Mar-11 1 RH, NH Wirewound Resistors, Industrial Power, Vishay Dale Aluminum Housed, Chassis Mount DIMENSIONS in inches millimeters D RH005, 010, 025, 050 C F M NH005, 010, 025, 050 A E N G J B P H L K DIMENSIONS in inches millimeters GLOBAL MODEL AB C D E F G H J K L M N P 0.444 0.490 0.600 1.125 0.334 0.646 0.320 0.065 0.133 0.078 0.093 0.078 0.050 0.266 RH005 0.005 0.005 0.030 0.062 0.015 0.015 0.015 0.010 0.010 0.010 0.005 0.015 0.005 0.062 NH005 11.28 12.45 15.24 28.58 8.48 16.41 8.13 1.65 3.38 1.98 2.36 1.98 1.27 6.76 0.127 0.127 0.787 1.57 0.381 0.381 0.381 0.254 0.254 0.254 0.127 0.381 0.127 1.57 0.800 0.390 0.075 0.165 0.093 0.094 0.102 0.085 0.312 0.420 0.562 0.625 0.750 1.375 RH010 0.005 0.005 0.031 0.062 0.015 0.015 0.015 0.010 0.010 0.010 0.005 0.015 0.005 0.062 10.67 NH010 14.27 15.88 19.05 34.93 20.32 9.91 1.91 4.19 2.36 2.39 2.59 2.16 7.92 0.127 0.127 0.787 1.57 0.381 0.381 0.381 0.254 0.254 0.254 0.127 0.381 0.127 1.57 0.719 0.781 1.062 1.938 0.550 1.080 0.546 0.075 0.231 0.172 0.125 0.115 0.085 0.438 RH025 0.005 0.005 0.031 0.062 0.015 0.015 0.015 0.010 0.010 0.010 0.005 0.015 0.005 0.062 NH025 18.26 19.84 26.97 49.23 13.97 27.43 13.87 1.91 5.87 4.37 3.18 2.92 2.16 11.13 0.127 0.127 0.787 1.57 0.381 0.381 0.381 0.254 0.254 0.254 0.127 0.381 0.127 1.57 1.562 1.968 2.781 0.630 1.140 0.610 0.088 0.260 0.196 0.125 0.107 0.085 0.438 0.844 RH050 0.005 0.005 0.031 0.062 0.015 0.015 0.015 0.010 0.010 0.010 0.005 0.015 0.005 0.062 NH050 39.67 21.44 49.99 70.64 16.00 28.96 15.49 2.24 6.60 4.98 3.18 2.72 2.16 11.13 0.127 0.127 0.787 1.57 0.381 0.381 0.381 0.254 0.254 0.254 0.127 0.381 0.127 1.57 DIMENSIONS in inches millimeters RH100, NH100 0.188 0.010 Nickel plated 4.78 0.254 brass nut 3.50 0.031 1.812 0.031 Dia. typ. stainless steel stud 88.90 0.787 46.02 0.787 1.125 0.031 28.58 0.787 2.812 0.031 1.75 0.031 71.42 0.787 44.45 0.787 2.25 0.010 57.15 0.254 0.375 0.031 9.52 0.787 0.188 0.031 12 - 24 0.989 0.031 0.770 0.015 4.78 0.787 UNC-2A 25.12 0.787 19.56 0.381 2.75 0.010 typ. Thd. typ. 69.85 0.254 5.478 0.093 139.14 2.36 RH250, NH250 0.188 0.010 4.78 0.254 1/4 - 20 Dia. typ. Nickel plated 2.125 0.031 UNC-2A thd. typ. brass nut 53.98 0.787 4.50 0.031 stainless steel stud 114.30 0.787 1.25 0.062 31.75 1.575 3.0 0.031 55.58 0.787 76.20 0.787 2.188 0.031 2.50 0.010 63.50 0.254 0.875 0.010 0.955 0.015 0.250 0.031 1.25 0.062 22.23 0.254 24.26 0.381 0.312 0.031 6.35 0.787 31.75 1.575 3.0 0.010 7.92 0.787 typ. 76.20 0.254 3.875 0.010 98.42 0.254 7.0 0.093 177.80 2.36 www.vishay.com For technical questions, contact: ww2bresistors vishay.com Document Number: 30201 2 Revision: 02-Mar-11