HIGH POWER WIRE WOUND RESISTOR

HM Series: Metal-Clad, High Wattage

Power Derating Curve

0

20

40

60

80

100

120

-50

0

50

100

150

200

Temperature Rise

0

50

100

150

200

250

300

0

25

50

75

100

Characteristics

Limits

Resistance nominal

1

< R

1

> R

Resistance Tolerance

±5% (J)

±10% (K)

Resistance and Tolerance

Temperature coefficient

Power rating load

Short-time overload

Insulation resistance

Dielectric withstanding voltage

±200ppm/°C max.

R/R<±(1%+0.05 )

(Temperature) 350°C max

1000% rated power 5 seconds

R/R<±(2%+0.05 )

500Vdc 100M

min

2000Vac 1 minute

(%) Percent Rated Load

(°C) Ambient Temperature

ELECTRICAL SPECIFICATION

ELECTRICAL CURVES

RFE International • Tel:(949) 833-1988 • Fax:(949) 833-1788 • E-Mail Sales@rfeinc.com

C2E04

REV 2007.04.12