HM Series - C2E04 - RFE International, Inc.

RoHS
FEATURES
PART NUMBER EXAMPLE
• Non-Flammable
• High Wattage
• Metal-Clad
HM 2 A 80W-10R-J-250
Series
Mounting Slots (each end)
Type
Wattage
A Type
Low profile
Wire Length (mm)
Tolerance
J=5%, K=10%
Resistance
B Type
Narrow base
<C>
H
H
<D>
(14AWG)
Mounting Slot E = 5.2mm
DIMENSIONS (mm) & RESISTANCE RANGES
Part #
HM1_
HM2_
Watts
A+2 B+2
100
125
150
175
200
150
200
250
225
320
385
385
535
C+1
20
20
20
20
20
30
30
30
40
30
40
50
50
1,000 400 385
50
60
80
100
120
150
200
300
400
500
600
800
1,000
1,500
115
140
165
190
215
165
215
265
240
335
400
400
550
Type A
Type B
D+1 F+1 G+2 H+1 C+1 D+1 F+1 G+2 H+1
40
75
40 20
80
40
100
40 20
105
40 45° 125
40 20
130
40
150
60 30
65
40
175
40 20 68° 180
60
130
60 30
115
60
180
60 30
165
60
230
60 30
215
80 60° 195
80 40 75° 200
60
300
60 30 68° 285
80
355
80 40 75° 360
100
345
50 100 78° 360
50 100 78° 360 30
100
490
100
50 78° 360 30
100
345 80
Resistance
Range
0.1 ~ 10K
0.1 ~ 10K
0.1 ~ 10K
0.15 ~ 15K
0.15 ~ 15K
0.3 ~ 20K
0.5 ~ 30K
0.5 ~ 30K
0.5 ~ 30K
1 ~ 50K
1 ~ 50K
1 ~ 100K
1 ~ 150K
1 ~ 100K
Page 1 of 2
C2ER04
2011.09.12
RoHS
ELECTRICAL CHARACTERISTICS
Specification
Parameter
Resistance and Tolerance
Resistance nominal
1 <R
1 >R
Resistance Tolerance
±5% (J)
±10% (K)
±200ppm/°C max.
Temperature coefficient
Power rating load
R/R<± (1%+0.05 )
(Temperature) 350°C max
Short-time overload
1000% rated power 5 seconds
R/R <± (2%+0.05 )
500Vdc 100M
Insulation resistance
min
2000Vac 1 minute
Dielectric withstanding voltage
CHARACTERISTIC CURVES
Power Derating Curve
Temperature Rise
300
100
250
Temperatures Rise (°C)
120
Derating Curve (%)
80
60
40
200
150
100
50
20
0
0
-50
0
50
100
150
200
0
25
50
75
100
Percent Rated Load (%)
Ambient Temperature (°C)
Page 2 of 2
C2ER04
2011.09.12