High Power Resistors 60 aluminium housed for heatsinking Key features * up to 300 watts with heatsink * low ohmic values available * CECC - BS approved * non-inductive & tight tolerance available * up to 2500 volts dc * range of connectors * custom designs welcomed Specification Power Resistors Electrical CECC 40203-001 type HS series The HS series is the flagship' product of the Meggitt Electronics power product range. A major business, in this one product, Meggitt are the leading European supplier of standard and custom designed Aluminium Clad Resistors, for general purpose use, power supplies, generation and the traction industries. A particular Meggitt strength in this area, is customised HS resistors where high quantities are not required. HSA 5 AA Dissipation at 25C (Watts) With Heatsink 10 Without Heatsink 5.5 Ohmc Value Min Value Max Value R051 10K Max Working Voltage V (DC/AC RMS) 160 Dielectric Strength V (AC Peak) Stability % Resistance Change/1000Hrs 1400 HSA 25 CA HSA 50 DA HSC 75 HSC 100 HSC 150 HSC 200 HSC 250 HSC 300 16 8 25 12.5 50 20 75 45 100 50 150 55 200 50 250 60 300 75 R051 15K R051 36K R051 86K R010 50K R010 R010 75K 100K R010 50K R010 68K R010 82K 265 550 1250 1400 1900 2500 1900 2200 2500 1400 2500 2500 5000 5000 5000 5600 5600 5600 2 2 3 3 3 Surface Temperature Rise Mounted on Standard Heatsink C per Watt 5.5 5.0 4.4 2.9 1.2 1.1 1.0 0.75 0.65 0.60 Standard Heatsink Area cm2 Thickness mm 995 3 995 3 3750 3 4765 3 5780 3 Mounting Style Approximate Weight Grams 1 HSA 10 BA 415 1 1 415 1 535 1 1 535 1 2 995 3 <----------- 2 HOLE ----------> <------ 4 HOLE ------> <----- 6 HOLE ----> 5 10 Increased Dielectric Strength Option V (AC Peak) sales action desk (01793) 611666 sales fax line (01793) 611777 1 16 35 90 KHSA25 3500 120 180 475 KHSA50 3500 600 700 Meggitt CGS 61 aluminium housed for heatsinking Terminations Style HSA 5, 10 HSA 25, 50 HSA 75, 100, 150 Style Lmm 7 10 8 Lmm HSC 200, 250, 300 25 Dimensions HS Type H 0.3 J 0.3 K 0.2 L Max M Max N Max P Max R Min T 0.5 U Max HSA 5 11.3 12.4 2.4 17.0 30.0 17.0 9.0 1.9 3.4 2.5 HSA 10 14.3 15.9 2.4 21.0 36.5 21.0 11.0 1.9 5.2 3.2 HSA 25 18.3 19.8 3.3 29.0 51.8 28.0 15.0 2.8 7.2 3.2 HSA 50 39.7 21.4 3.3 51.0 72.5 30.0 17.0 2.8 7.9 3.2 HSC 75 29.0 37.0 4.4 49.0 71.0 47.5 26.0 5.0 11.5 3.5 HSC 100 35.0 37.0 4.4 65.5 87.5 47.5 26.0 5.0 11.5 3.5 HSC 150 58.0 37.0 4.4 98.0 122.0 47.5 26.0 5.0 11.5 3.5 HSC 200 35.0 57.2 5.3 90.0 143.0 73.0 45.0 5.6 22.2 6.75 HSC HSC 250 300 45.5 52.0 57.2 59.0 5.3 6.5 109.0 128.0 163.0 180.0 73.0 73.0 45.0 45.0 5.6 6.0 22.2 22.2 6.75 6.75 Power Resistors type HS series HSA5 to HSA50 HSC75 to HSC150 Certain styles are approved to CECC specification, others are HSC200 to HSC300 designed to conform to MIL, or customer specifications. We will be happy to advise on the use of resistors for pulse applications, and to supply further information for high voltage use, low inductive and low ohmic value components, How To Order HS A 25 Common Part Mounting Style Size HS - Standard KHS - High Voltage * NHS - Low Inductance Winding A - Single Opposing Mounting Feet B - Flange One Side C - Flange Two Sides HSA5 - 10 Watts HSA10 - 16 Watts HSA25 - 25 Watts etc ........ 1R0 Resistance Value 0.1 ohm (100 milli ohms) R10 1.0 ohm (1000 milli ohms) 1R0 1K ohm (1000 ohms) 1K0 J X Tolerance Release Condition F * 1% E - 3% J - 5% K - 10% X - BS CECC - - No Letter Commercial alternative mountings and terminations. A full range of HS resistors, is available from Meggitt distributors. Please Request Full Data Sheet L1000 * - KHS Applies to 25 Watt and 50 Watts Styles Only MEGGITT ELECTRONIC COMPONENTS