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HIGH POWER EDGEWOUND RESISTORS TUBULAR, 75 WATT to 2000 WATT
RESISTORS CAPS & COILS DELAY LINES
EW SERIES
Widest range in the industry! High thermal capacity & power-to-size ratio Highest power performance for low cost Flameproof silicone coating Custom sizes and terminations available OPTIONS Option X: Non-inductive Option ER: 100 hour burn-in Option M: Thru-bolt brackets Option T: Single or multi-tapped design
RoHS
Term.W is RoHS compliant & 260C compatible
High power edgewound construction, economical price! RCD Series EW is designed to meet heavy-duty requirements where space is at a premium. Unique ribbon element is edgewound onto a ceramic tube offering the industry's highest power ratings at a low cost. Inductance levels are lower than conventional round-wire designs. Series EW is ideally suited for load testing, power distribution, high power instrumentation, etc.
SPECIFICATIONS
RCD Type EW75 EW100 EW120 EW150 EW180 EW225 EW240 EW300 EW375 EW450 EW600 EW750 EW900 EW1000 EW1200 EW1500 EW2000 Wattage @ 25C 75W 100W 120W 150W 180W 225W 240W 300W 375W 450W 600W 750W 900W 1000W 1200W 1500W 2000W Resistance R an g e*
A 4.33[110] 3.54[90] 4.33[110] 5.51[140] 6.3[160] 7.67[195] 7.28185] 8.27[210] 8.27[210] 10.23[260] 12.99[330] 12.99[330] 15.75[400] 18.11[460] 18.11[460] 21.26[540] 25.59[650]
B .984[25] 1.10[28] 1.10[28] 1.10[28] 1.10[28] 1.10[28] 1.38[35] 1.38[35] 1.57[40] 1.57[40] 1.57[40] 1.97[50] 1.97[50] 1.97[50] 2.36[60] 2.36[60] 2.56[60]
C .63 [16] .708[18] .708[18] .708[18] .708[18] .708[18] .945[24] .945[24] .984[25] .984[25] .984[25] 1.38[35] 1.38[35] 1.38[35] 1.57[40] 1.57[40] 1.65[28]
E .32[8] .32[8] .32[8] .32[8] .32[8] .32[8] .36[9] .36[9] .44[11] .44[11] .44[11] .47[12] .47[12] .47[12] .59[15] .59[15] .59[15]
F 5.9[150] 5.12[130] 5.90[150] 7.08[180] 7.87[200] 9.25[235] 8.86[225] 9.84[250] 9.84[250] 11.81[300] 14.56[370] 14.96[380] 17.72[450] 20.07[510] 20.27[515] 23.42[595] 27.63[702]
G .197[5] .197[5] .197[5] .197[5] .197[5] .197[5] .197[5] .197[5] .197[5] .197[5] .197[5] .236[6] .236[6] .236[6] .236[6] .236[6] .238[6]
H .71[18] .71[18] .71[18] .71[18] .71[18] .71[18]] .748[19] .748[19] .748[19] .748[19] .748[19] .984[25] .984[25] .984[25]
I .236[6] .236[6] .236[6] .236[6] .236[6] .236[6] 315[8] 315[8] 315[8] 315[8] 315[8] 354[9] 354[9] 354[9]
J 6.53[166] 5.75[146] 6.53[166] 7.71[196] 8.50[216] 9.88[251] 9.64[245]
K 2.28[58] 2.36[60] 2.36[60] 2.36[60] 2.36[60 2.36[60] 2.99[76]
L .047[1.2] .047[1.2] .047[1.2] .047[1.2] .047[1.2] .047[1.2] .063[1.6] .063[1.6] .063[1.6] .063[1.6] .063[1.6]
0.1 - 8 0.1 - 9 0.1 - 12 0.1 - 15 0.1 - 18 0.1 - 23 0.1 - 24 0.3 - 30 0.3 - 38 0.3 - 45 0.3 - 60 0.3 - 75 0.3 - 90 0.5 - 100 0.5 - 120 0.5 - 150 0.5 - 200
10.78[274] 2.99[76] 10.78[274] 3.07[78] 12.6[320] 3.07[78] 15.55[395] 3.07[78]
15.75[400] 4.13[105] .063[1.6] 18.5[470] 4.13[105] .063[1.6] 21.0[533] 4.13[105] .063[1.6] .063[1.6] .063[1.6]
1.18[30] .393[10] 21.06[535] 4.41[112] 1.18[30] .393[10] 24.21[615] 4.41[112]
1.18[30] .393[10] 28.42[722] 4.72[120] .063[1.6]
* Available as low as 0.05 on special order.
E G
21 21
Option M - thru-bolt mounting brackets for secured mounting
H K
21 21
L
C
B
A
F J
I
PERFORMANCE CHARACTERISTICS
5% is standard 1 and above, Tolerance 10% below 1 (avail. to 1%) Temperature 400ppm/C Typ. Coefficient (available to 50 ppm) 1000 VAC: terminal to mounting bracket Dielectric Strength* 0 VAC: terminal to resistor body Overload 10x rated power for 5 sec. Derating Full power @ 25C to zero power @ 350C
* Increased dielectric strength available.
P/N DESIGNATION:
RCD Type:
EW750
- 1R5 - J
B
W
Options: X, ER, M (Leave blank if standard) Resis.Code 1%: 3 signif. figures & multiplier, (R100=.1, 1R00=1,10R0=10,1000=100 Resis.Code 2%-10%: 2 signif. figures & multiplier, (R10=0.1, 1R0=1, 100=10, 101=100, 102=1K Tolerance: K=10% (std <1), J=5%(std 1 & above), 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:sales@rcdcomponents.com
FA063B Sale of this product is in accordance with GF-061. Specifications subject to change without notice.
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