WEET MH Metal Clad Trapezium Aluminum Housed Resistor

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  • High power rating , small size and ultra precision

  • Excellent load life stability.

  • Excellent short time over load

  • Strongly resistant to moisture, solvent and insulation.

  • Self-extinguish material is used in molding

  • Both standard winding type and non-inductive winding type are available

  • Terminal arrangements should be separately specified

  • High-surge-resistant items are also available .

  • Items with the thermal switches are also available


Datasheet: https://www.resistorsfactory.com/Datasheet/WEET-MH-Series-High-Power-Metal-Clad-Trapezium-Aluminum-Housed-Wirewound-Resistor.pdf

Specifications
ParametersTest ConditionsSpecifications
Short Time Over Load5 X Wattage Rating, 5   SecondsR(2%+0.05Ω) MAX
Moisture ResistanceTemp 40℃ Moisture 95% DC 100V 500HoursR(3%+0.05Ω) MAX
Moisture Load LifeTemp 40℃ Moisture 95% 1/10 X Wattage Rating   (1.5Hours ON - 0.5Hours OFF) - Repeat 1000HoursR(3%+0.05Ω) MAX
Load LifeLoading Rating (Chass   is mounted)(1.5Hours ON - 0.5Hours OFF) - Repeat 1000HoursR(5%+0.05Ω) MAX
Vibration10c/s ~ 50c/s ~ 10c/s   (1 min) - 2Hours each of paralleled and right angleR(1%+0.05Ω) MAX
Heat Resistance275℃ 2 HoursR(0.5%+0.05Ω) MAX
Dielectric StrengthAC 1500VR(0.2%+0.05Ω) MAX
Insulation ResistanceUnder the same test   condition of Dielectric Strength, Load DC 500V and measure the Insulation   Resistance.100MΩ Min
Temp.Coefficient260ppm/℃ Max
Operating Temp. -55℃~ +250℃


DIMENSIONS (mm)
TypeDimensions   (mm)Max. Weight(g)Resistance Range (Ω)Non-Inductive Type
L1L2WHD
MH(L)6011510040205.31100.1Ω-10KΩ0.1Ω-2.5KΩ
MH(L)8014012540205.31600.1Ω-10KΩ0.2Ω-3KΩ
MH(L)10016515040205.32000.1Ω-10KΩ0.2Ω-4KΩ
MH(L)12019017540205.32400.15Ω-15KΩ0.2Ω-5KΩ
MH(L)15021520040205.32900.15Ω-15KΩ0.2Ω-6KΩ
MH(L)20016515060305.34600.3Ω-20KΩ0.2Ω-7KΩ
MH(L)30021520060305.37500.5Ω-30KΩ0.5Ω-8KΩ
MH(L)40026525060305.39300.5Ω-30KΩ0.5Ω-10KΩ
MH(L)50033532060305.311000.5Ω-30KΩ0.5Ω-12KΩ
MH(L)80040038560305.3X212501Ω-50KΩ0.5Ω-12KΩ
MH(L)1000400385100505.3X228001Ω-100KΩ1Ω-15KΩ


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