Metal Clad Wirewound Resistors
FEATURES :  
* Low price Small size. * both standard winding type and non-inductive winding type are available
* High power short Excellent load life stability. * Termminal arrangements should be separately specified.
* Excellent short time over load. * High-surge-resistant items are also available.
* Strongly resistant to moisture, solvent and insulation. * Items with the thermal switches are also available.
* Self-extinguish material is used in molding.    
 
NOMINAL RESIATANCE VALUES :

Type

Wattage Rating (w) Resistanve Range ()
Standard Type Non-inductive Type
MH(L)MV 60 60 0.001 ~ 5K 0.1 ~ 2.5K
MH(L)MV 80 80 0.001 ~ 6K 0.2 ~ 3K
MH(L)MV 100 100 0.001 ~ 8K 0.2 ~ 4K
MH(L)MV 120 120 0.001 ~ 10K 0.2 ~ 5K
MH(L)MV 150 150 0.001 ~ 12K 0.2 ~ 6K
MH(L)MV 200 200 0.001 ~ 15K 0.2 ~ 7K
MH(L)MV 300 300 0.001 ~ 18K 0.5 ~ 8K
MH(L)MV 400 400 0.001 ~ 20K 0.5 ~ 10K
MH(L)MV 500 500 0.001 ~ 25K 0.5 ~ 12K
MH(L)MV 1000 1000 0.001 ~ 30K 1 ~ 15K
 
PERFORMANCE

Parameters

Test Conditions Specifications
Short Time Over Load 5X wattage rating - 5 sec. R(2%+0.05 )MAX
Moisture Resistance temp 40oC moisture 95% DC 100V500Hr R(3%+0.05 )MAX
Moisture Load Life temp 40oC moisture 95% 1/10 X wattage rating (1.5Hr ON-0.5Hr OFF)-Repeat 1000Hr R(3%+0.05 )MAX
Load Life Load Rating ( chass is mounted) (1.5Hr OFF) Repeat 1000Hr R(5%+0.05 )MAX
Vibration 10c/s ~ 50c/s ~ 10c/s (1min)-2Hr each of paralleled and right angle R(1%+0.05 )MAX
Heat Resistance 275oC 2Hr R(0.5%+0.05 )MAX
Dielectric Strength AC 1500V R(0.2%+0.05 )MAX
Insulation Resistance Under the test condition of Dielectric Strength, Load DC500V and measure the Insulation R. 100M min
Temp. coefficient 260ppm / oC MAX  
Operating Temp. -55oC~+250oC  
 

W
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