FLAT POWER WIREWOUND RESISTORS, 40 - 450 WATT FW SERIES - Wirewound FWE SERIES - Edgewound RoHS Widest range in the industry! Stackable, low profile design High power-to-size ratio Flameproof silicone coating (UL-94V0) Tapped versions, custom sizes and terminations avail. OPTIONS Option X: Non-inductive Option EQ: 24-hour burn-in at full rated power Option 22: 22mm stand-off height FW SERIES RESISTORSCAPACITORSCOILSDELAY LINES Term.W is RoHS compliant & 260°C compatible High power flat wound construction, low cost! Unique oval-shaped ceramic core construction offers a low profile body for minimal height installation. Available in a wide range of power ratings from 40W to 450W. Feature all-welded construction and integral mounting brackets, allows stackable mounting configurations for increased power ratings. Series FWE (edgewound) offers highest size-to-power ratio making it ideally suited for load testing, power distribution, high power instrumentation, etc. FWE SERIES (EDGEWOUND VERSION) 0.16 [4.1] dia. 40W - 120W 0.20 [5.2] dia 150W - 300W → ←F 0.16 [4.1] dia. 60W - 180W 0.20 [5.2] dia 225W - 450W 0.205 [5.2] E → ←F E 0.205 [5.2] D D → 0.48 ← → 0.7 ← [12] [18] 0.55 * [14] C B A 0.55 * [14] C B A Inch [mm] * For 22mm (.87”) stand-off height instead of standard 14mm, specify option 22 SPECIFICATIONS 1 RCD Type Wattage @ 25°C Resistance R an g e1 ( Ω ) A B C FW40 FW55 FW70 FW95 FW120 40W 55W 70W 95W 120W 0.1 - 5K 0.1 - 6K 0.1 - 7K 0.1 - 10K 0.1 - 15K 3.26 [83] 4.84 [123] 6.0 [153] 7.2 [183] 8.58 [218] 2.75 [70] 4.33 [110] 5.5 [140] 6.69 [170] 8.07 [205] 1.97 [50] 3.54 [90] 4.72 [120] 5.9 [150] 7.28 [185] 1.14 1.14 1.14 1.14 1.14 FW150 FW200 150W 200W 0.1 - 18K 0.1 - 25K 8.58 [218] 9.56 [243] 8.07 [205] 9.05 [230] 7.28 [185] 8.26 [210] 1.42 [36] 1.42 [36] .53 [13.5] .53 [13.5] .35 [9] .35 [9] FW250 250W 0.1 - 30K 11.29 [287] 10.78 [274] 10.0 [254] 1.42 [36] .53 [13.5] .35 [9] FW300 300W 0.1 - 35K 13.11 [333] 12.6 [320] 11.8 [300] 1.42 [36] .53 [13.5] .35 [9] FWE60 FWE80 FWE100 FWE140 FWE180 FWE225 FWE300 FWE375 FWE450 60W 80W 100W 140W 180W 225W 300W 375W 450W 1.0 - 4.0 1.0 - 5.0 1.0 - 7.0 1.0 - 9.0 1.0 - 12.0 1.0 - 15.0 1.0 - 20.0 1.0 - 25.0 1.0 - 30.0 3.26 [83] 4.84 [123] 6.0 [153] 7.2 [183] 8.58 [218] 8.58 [218] 9.56 [243] 11.29 [287] 13.11 [333] 2.75 [70] 4.33 [110] 5.5 [140] 6.69 [170] 8.07 [205] 8.07 [205] 9.05 [230] 10.78 [274] 12.6 [320] 1.97 [50] 3.54 [90] 4.72[120] 5.9 [150] 7.28 [185] 7.28 [185] 8.26 [210] 10.0 [254] 11.81 [300] 1.14 1.14 1.14 1.14 1.14 1.42 1.42 1.42 1.42 .5 [12.7] .5 [12.7] .5 [12.7] .5 [12.7] .5 [12.7] .53 [13.5] .53 [13.5] .53 [13.5] .53 [13.5] .27 .27 .27 .27 .27 .35 .35 .35 .35 D [29] [29] [29] [29] [29] [29] [29] [29] [29] [29] [36] [36] [36] [36] E .5 .5 .5 .5 .5 [12.7] [12.7] [12.7] [12.7] [12.7] F .27 .27 .27 .27 .27 [7] [7] [7] [7] [7] [7] [7] [7] [7] [7] [9] [9] [9] [9] Available as low as 0.05Ω on special order. Tolerance Temperature Coefficient* Dielectric Strength** ±5% is standard 1Ω and above, ±10% below 1Ω (avail. to ±1%) 260ppm/°C Typ. 21Ω and above, 400ppm/°C 0.1Ω to 20Ω 1000 VAC: terminal to mounting bracket 0 VAC: terminal to resistor body Overload 10x rated power for 5 sec. Derating Full power @ 25°C to zero power @ 350°C *TC’s to 50ppm available **Increased dielectric strength available P/N DESIGNATION: FW70 - 250 - J B W RCD Type: Options: X, EQ,22 (Leave blank if standard) Resis.Code 1%: 3 signif. figures & multiplier, (R100=.1Ω, 1R00=1Ω,10R0=10Ω,1000=100Ω, 1001=1KΩ Resis.Code 2%-10%: 2 signif. figures & multiplier, (R10=0.1Ω, 1R0=1Ω, 100=10Ω, 101=100Ω, 102=1K Tolerance: K=10% (std <1Ω), J=5% (std ≥1Ω), H=3%, G=2%, F=1% Packaging: B = Bulk (only) Termination: W= Lead-free, Q= Tin/Lead (leave blank if either is acceptable) RCD Components Inc, 520 E.Industrial Park Dr, Manchester, NH, USA 03109 rcdcomponents.com Tel: 603-669-0054 Fax: 603-669-5455 Email:[email protected] FA064A Sale of this product is in accordance with GF-061. Specifications subject to change without notice. 52