HS50

Aluminium Housed Power Resistor

The HS50 is a aluminium housed power resistor from ARCOL UK Limited. View the full HS50 datasheet below including key specifications, electrical characteristics.

HS50 shares its datasheet with HS10, whose page lists every part number it covers.

Official HS50 datasheet (PDF) — the source this page was extracted from.

Manufacturer

ARCOL UK Limited

HS50 Key Specifications

Parameter	Value
Weight	32 g
MIL Style	MIL-R-18546 RE75
Tolerance	±5% (J), ±10% (K) standard; ±1% (F), ±2% (G), ±3% (H) available
Resistance Range	R01 to 86K
Voltage Proof AC RMS	2500 V
Voltage Proof AC Peak	3500 V
Dimensions (A X B Max)	28.0 mm x 72.5 mm
Standard Heatsink Area	535 cm² x 1 mm thick
Temperature Coefficient	100 ppm (<1K), 25 ppm (>1K) typical
Limiting Element Voltage	1250 V
Insulation Resistance (Dry)	10,000 MΩ minimum
Maximum Hot Spot Temperature	200 °C
Power Rating (No Heatsink @25°C)	14 W
Power Rating (On Standard Heatsink @25°C)	50 W
Typical Surface Temperature Rise (HS Mounted)	3.0 °C/W

HS50 Overview

Part: HS Aluminium Housed Resistors — ARCOL UK Limited

Type: Aluminium Housed Power Resistor

Description: High power, wound resistors designed for direct heatsink mounting, offering power ratings from 10W to 300W and resistance values from R005 to 100K.

Operating Conditions:

Supply voltage: not applicable
Operating temperature: Dissipation derates linearly to zero at 200°C (max hot spot temperature)
Power rating: Up to 300W on standard heatsink @25°C

Absolute Maximum Ratings:

Max limiting element voltage: 2500 V (for HS150)
Max hot spot temperature: 200 °C

Key Specs:

Resistance range: R005 to 100K
Power rating (on std. heatsink @25°C): 10W (HS10) to 300W (HS300)
Power rating (no heatsink @25°C): 5W (HS10) to 60W (HS300)
Tolerance: ±1% (F), ±2% (G), ±3% (H), ±5% (J), ±10% (K)
Temperature coefficients: < 1K 100ppm Std., > 1K 25ppm Std.
Insulation resistance: 10,000 MΩ minimum
Voltage proof AC rms: 1000V (HS10, HS15) to 5000V (HS200, HS250, HS300)

Features:

High Power to volume
Wound to maximise High Pulse Capability
RoHS Compliant
Designed for direct heatsink mounting with thermal compound
Low inductive (NHS) variants available

Package:

Aluminium Housed (available in sizes HS10, HS15, HS25, HS50, HS75, HS100, HS150, HS200, HS250, HS300)

HS50 Electrical Characteristics

Size	Style MIL -R 18546	Power rating on std. heatsink @25°C	Watts with no heatsink @25°C	Resis- tance range	Limiting element voltage	Voltage proof AC Peak	Voltage proof AC rms.	Approx weight gms	Typical surface rise HS mounted	Standard heatsink	Standard heatsink
Size	Style MIL -R 18546	Power rating on std. heatsink @25°C	Watts with no heatsink @25°C	Resis- tance range	Limiting element voltage	Voltage proof AC Peak	Voltage proof AC rms.	Approx weight gms	Typical surface rise HS mounted	cm 2	Thickness mm
HS10	RE 60	10	5	R005-10K	160	1400	1000	4	5.8	415	1
HS15	RE 65	15	7	R005-10K	265	1400	1000	7	5.1	415	1
HS25	RE 70	25	9	R005-36K	550	3500	2500	14	4.2	535	1
HS50	RE 75	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

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part Number	Manufacturer	Package
HS10	ARCOL UK Limited	—
HS15	ARCOL UK Limited	—
HS25	ARCOL UK Limited	—
HS75	ARCOL UK Limited	—

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All Resistors datasheets All ARCOL UK datasheets (5)

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