• Feature:
    High power rating , small size and ultra precision.
    Standard winding & non-inductive winding types.
    High stability , strong construction.
  • General Specification:
    Wattage Range: 6 styles to choose ranging from 5 to 250 watts.
    Resistance Tolerance: 10%, 5%, 3%, 2%, 1%, 0.5%
    Operating Temperature Range : -55% to +275°C
    Dielectric Strength: AH-5 AH-10 AH-25 1000V AH-50 1500V
 Aluminum Housed Power Resistor
Standard Electrical Specification
Type MIL 25°C Rated Power (W) Resistance Range (Ω)
Type Industry Military ± 0.05%, ±0.1% ±0.25% ±0.5% ±1%,±5%,±10%
AH-5 RE60G 5 5 1.0~510Ω 0.5~1.5K 0.1~1.2K 0.10~3.32K
AH-5N RE60N 5 5 1.0~100Ω 1.0~200Ω 1.0~860Ω 1.0~1.65K
AH-10 RE65G 10 10 1.0~1.2K 0.5-2.7K 0.1~2.7K 0.10~5.62K
AH-10N RE65N 10 10 1.0~860Ω 1.0~1.2K 1.0~1.2K 1.0~2.8K
AH-25 RE70G 25 20 0.5~2.7K 0.1~3.9K 0.1~3.9K 0.10~12.1K
AH-25N RE70N 25 20 1.0~1.2K 1.0~2.7K 1.0~2.7K 1.0~6.04K
AH-50 RE75G 50 30 0.5~3.9K 0.1~5.6K 0.1~5.6K 0.10~39.2K
AH-50N RE75N 50 30 1.0~2.7K 1.0~3.9K 1.0~3.9K 1.0~19.6K
AH-100 RE77G 100 75 1.0~5.6K 0.1~8.2K 0.05~12K 0.05~29.4K
AH-100N RE77N 100 75 1.0~3.9K 1.0~5.6K 1.0~5.6K 1.0~14.7K
AH-250 RE80G 250 120 0.1~12K 0.1~27K 0.1~27K 0.1~35.7K
AH-250N RE80N 250 120 1.0~5.6K 1.0~8.2K 1.0~8.2K 1.0~17.4K
Notice: All dimensions might be changed or modified, please refer to last updating specification.

Performance
Parameters Test Conditions Specifications
Short Time Over Load 5 × wattage rating-5sec. Δ R±(0.5%+0.05Ω)Max.
Moistrue Resistance temp 40°C moisture 95% DC 100V 500Hr Δ R±(0.5%+0.05Ω)Max.
Moisture Load Life temp 40°C moisture 95% 1/10 × wattage rating
(1.5Hr on-0.5Hr OFF)- Repeat 1000Hr		 Δ R±(0.5%+0.05Ω)Max.
Load Life Load Rating (chassis mounted)
(1.5Hour on 0.5Hour OFF) Repeat 1000Hours		 Δ R±(1.5%+0.05Ω)Max.
Vibration 10c/s~50c/s~10c/s(1Min)-2Hours each of paralleled and right angle Δ R±(0.2%+0.05Ω)Max.
Heat Resistance 275°C 2Hours Δ R±(0.5%+0.05Ω)Max.
Dielectric Strength AH-5 AH-10 AH-25 1000V
AH-50 1500V
AH-100 AH-250 2500V		 Δ R±(0.5%+0.05Ω)Max.
Insulation Resistance Under the same test condition of Dielectric Strength, Load DC500V and measure the Insulation R. 1000MΩMin.
Terminal Strength (1)Pull Test (30 sec Min)
AH-5 1kg, AH-10 2.3kg, AH-25, AH-50 4.5kg
(2)Torque Test(5~15sec)
AH-100 27kg-cm, AH-250 36kg-cm		 Δ R±(0.2%+0.05Ω)Max.
Surface Temperature Versus Power Load (on Chassis) Deratning
Derating is required to reduce chassis ounting area and for high ambient temperatures.
Curves: A=5 & 10 watt unites, unmounted.B=25 watt units, unmounted.C=50,100 & 250 watt units, unmounted.

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