Product Overview
ARCOL HS Aluminium Housed Resistors are manufactured in line with MIL 18546 and IEC 115 requirements, designed for direct heatsink mounting. These resistors offer high power to volume ratio and are wound to maximize high pulse capability. They are suitable for applications requiring efficient heat dissipation and are RoHS Compliant. The resistors are designed to achieve maximum performance when mounted with thermal compound on a suitable heatsink, ensuring the maximum hot spot temperature of 200C is not exceeded.
Product Attributes
- Brand: ARCOL
- Origin: UK
- Material: Aluminium Housing
- Compliance: MIL 18546, IEC 115, RoHS Compliant
- Mounting: Direct Heatsink Mounting
- Features: High Power to Volume, Wound for High Pulse Capability, Low Inductive option available
Technical Specifications
Standard Resistors (HS Series)
| Model | MIL-R 18546 | Power rating on std. heatsink @25C (Watts) | Watts with no heatsink @25C | Resistance range | Limiting element voltage (V) | Voltage proof AC Peak (V) | Voltage proof AC rms (V) | Approx weight (gms) | Typical surface rise HS mounted (C) | Standard heatsink cm | Thickness (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| HS10 | RE | 10 | 5 | R005-10K | 160 | 1400 | 1000 | 4 | 5.8 | 415 | 1 |
| HS15 | RE | 15 | 7 | R005-10K | 265 | 1400 | 1000 | 7 | 5.1 | 415 | 1 |
| HS25 | RE | 25 | 9 | R005-36K | 550 | 3500 | 2500 | 14 | 4.2 | 535 | 1 |
| HS50 | RE | 50 | 14 | R01-86K | 1250 | 3500 | 2500 | 32 | 3.0 | 535 | 1 |
| HS75 | 75 | 24 | R01-50K | 1400 | 6363 | 4500 | 85 | 1.1 | 995 | 3 | |
| HS100 | 100 | 30 | R01-70K | 1900 | 6363 | 4500 | 115 | 1.0 | 995 | 3 | |
| HS150 | 150 | 45 | R01-100K | 2500 | 6363 | 4500 | 175 | 1.0 | 995 | 3 | |
| HS200 | 200 | 50 | R01-50K | 1900 | 7070 | 5000 | 475 | 0.7 | 3750 | 3 | |
| HS250 | 250 | 55 | R01-50K | 2200 | 7070 | 5000 | 600 | 0.6 | 4765 | 3 | |
| HS300 | 300 | 60 | R01-68K | 2500 | 7070 | 5000 | 700 | 0.6 | 5780 | 3 |
Non-Inductive Resistors (NHS Series)
| Specification | Value |
|---|---|
| Ohmic Value | Divide standard HS maximum value by 4 |
| Working Volts (AC rms) | Divide standard HS maximum working voltage by 1.414 |
Characteristics
| Characteristic | Specification |
|---|---|
| Tolerance (Code) | Standard 5% (J) and 10% (K). Also available 1% (F), 2% (G) and 3% (H) |
| Tolerance for low values | Typically R05 5%; R047 10% |
| Temperature coefficients | Typical values < 1K: 100ppm Std.; > 1K: 25ppm Std. For lower TCRs please contact ARCOL. |
| Insulation resistance (Dry) | 10,000 M minimum |
| Power dissipation | At high ambient temperature dissipation derates linearly to zero at 200C |
| Ohmic values | From R005 to 100K depending on wattage size |
Dimensions (mm)
| Size | A Max | B Max | C Max | D Max | E Max | F0.3 | G0.3 | H Max | J Max | K Max | L 0.25* | M Max |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HS10 | 16.5 | 30.0 | 8.8 | 8.5 | 15.9 | 11.3 | 12.4 | 4.5 | 2.4 | 1.8 | 2.4 | |
| HS15 | 21.0 | 36.5 | 11.0 | 11.2 | 19.9 | 14.3 | 15.9 | 5.5 | 2.8 | 1.8 | 2.4 | |
| HS25 | 28.0 | 51.0 | 14.8 | 14.2 | 27.3 | 18.3 | 19.8 | 7.7 | 5.2 | 2.6 | 3.2 | |
| HS50 | 28.0 | 72.5 | 14.8 | 14.2 | 49.1 | 39.7 | 21.4 | 8.4 | 5.2 | 2.6 | 3.2 | |
| HS75 | 47.5 | 72.0 | 24.1 | 27.3 | 48.7 | 29.0 | 37.0 | 11.8 | 10.4 | 3.7 | 4.4 | |
| HS100 | 47.5 | 88.0 | 24.1 | 27.3 | 65.2 | 35.0 | 37.0 | 11.8 | 15.4 | 3.7 | 4.4 | |
| HS150 | 47.5 | 121.0 | 24.1 | 27.3 | 97.7 | 58.0 | 37.0 | 11.8 | 20.4 | 3.7 | 4.4 | |
| HS200 | 72.5 | 145.7 | 41.8 | 45.5 | 89.7 | 70.0 | 57.2 | 20.5 | 10.4 | 5.5 | 5.1 | 103.4 |
| HS250 | 72.5 | 167.0 | 41.8 | 45.5 | 109.7 | 89.0 | 57.2 | 20.5 | 10.4 | 5.5 | 5.1 | 122.4 |
| HS300 | 72.5 | 184.4 | 41.8 | 45.5 | 127.7 | 104.0 | 59.0 | 20.5 | 12.4 | 5.5 | 6.6 | 141.4 |
Note: * Centre hole in 150 Watts only. HS200-HS300 Watts is 0.45.
2410301800_Arcol-HS50-15K-F_C6964770.pdf
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