Performance Specificationswirewound power
Test Item Test Methods Characterstics
Resistance tolerance JIS-C-5202 5-1 Resistance Assembly Load Voltage Resistors Nominal Power Wirewound Starter Resistors Tolerance
Power Variable Slide Resistors 1≤R Chambers Resistors, Power Braking, Load Banks 1>R Power Wirewound Housed Aluminum Resistors ±5%(J) ±10%(K)
Temperature coefficient JIS-C-5202 5-2 ±200PPM/°C MAX
Load rating JIS-C-5202 5-4 ΔR/R≤±(0.5%+0.1Ω) Surface temperature up 350°C MAX
Short-term overload JIS-C-5202 5-5
1000% rated wattage 5 seconds
Free of appearance or structural irregularity
ΔR/R≤ ±(2%+0.1Ω)
Insulation resistance JIS-C-5202 5-6 500VDC 100MΩ min
Dielectric withstanding voltage JIS-C-5202 5-7
1000VDC 1 minute Between terminal and anchor stand
Free of appearance or structural irregularity
ΔR/R≤ ±(0.1%+0.05Ω)
Terminal strength JIS-C-5202 6-1 8kg 30 seconds Free of appearance or structural irregularity
Vibration JIS-C-5202 6-3
1.5m/m 10 ~ 50 ~ 10 Hz/min X-Y-Z 2 hours each
Free of appearance or structural irregularity Surface coating crack ΔR/R≤ ±(1%+0.05Ω)
Thermal shock JIS-C-5202 7-3
Room temp 30 minutes ON-55°C 15 minutes OFF
Free of structural irregularity ΔR/R≤ ±(2%+0.1Ω)
Humidity JIS-C-5202 7-5
40°C 90%RH 240 hours
Free of appearance or structural irregularity Surface coating crack ΔR/R≤ ±(3%+0.1Ω)
Load life JIS-C-5202 7-10
90 minutes ON - 30 minutes OFF500 hours
Free of appearance or structural irregularity Surface coating crack ΔR/R≤ ±(1%+0.05Ω)
Flame retardation JIS-C-5202 7-13-3-2
100% - 600% rated wattage load
US UL-94 flame retardation test V-0 grade noncombustible
REMARKS: 1. Resistance and resistance tolerance were tested in-house with micro resistance meter.
2. Coating refers to UL-certified data provided by supplier.

How to Order
DNR 600W 500R J G
Power Oval Edge-wound High Current Resistors Power Wirewound Housed Aluminum Resistors Nonflammable Flat Power Resistor Power Variable Slide Resistors Power Wirewound Starter Resistors
Product type Rated wattage Resistance value (Ω) Resistance tolerance Assembly method
DDR type
DNR type
DSR type
DCR type
10W~1300W
50W~1300W
20W~1300W
100W~250W
(Ω)
indicates resistance
value in units of ohms.
J (±5%)
K (±10%)
C - Clip mount.
G - Horizontal mount.
N - No mount.
Z - Vertical mount.


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