Resistor > High Voltage Power Resistor DHVR DHVRC

High Voltage Power Resistor DHVR DHVRC

DHVR High Voltage Power Resistor series is for High Voltage general purpose applications

DHVRC High Voltage Pulse Pulse Resistors series is for High Voltage pulse applications.

High Voltage Power Resistor Applications :
High Voltage divider, Bleeder Resistor, Voltage Balancing, Voltage Regulation and Measuring resistor
Electrostatics and medical equipment
Over voltage Protection
Capacitor Discharge
Power Supplies, ESD protection, Air Ionising equipment, RADAR equipment
As High Voltage Snubber Resistor in Snubber Circuit
As High Voltage Multiplier Resistor

General Characters :
Vitreous Enamel coating for better resistor protection
Non-Inductive design

High Voltage Power Resistor : DHVR series
for general purpose high voltage applications
DHVR : a type : 0.5W – 25W
DHVR : b, c and d type : 30W – 500W
Voltage can be up to 150kV ( depending on resistance value and resistor power )
Standard resistance range : 100 ohm ~ 100G ohm
Possible resistance tolerance : +/-1%, +/-2%, +/-5% and +/-10%

Resistor Package types :

High Voltage Resistor drawing

High Voltage Resistor DHVR

Rated Power Wattage 70C Resistor
Package
type
Dimensions in mm * Resistance
ohm
Temperature
Coefficient
ppm/C **
max. Pulse Voltage KV ###
L D l d
0.5W a 7 2.5 30+/-1 0.6 10k~50M <=400 0.35
1W a 13+/-1 4.5 30+/-1 0.8 10k~100M <=400 2.5
2W a 17+/-1 6.5 30+/-1 0.8 10k~100M <=400 4.0
3W a 25+/-1 8 30+/-1 0.8 10k~500M <=400 4.8
4W a 35 8 30+/-1 0.8 10k~500M <=400 10
5W a 37 / 42 +/-1 11 30+/-1 1 100k~3G <=400 8 / 10
10W a 71 / 84 +/-2 11 / 12 30+/-1 1 5k~10G <=400 25 / 32
20W a 103 / 114 +/-2 11 / 12 30+/-1 1 5k~20G <=400 40 / 45
25W a 126 / 138 +/-2 11 / 12 30+/-1 1 5k~40G <=400 50 / 55
30W b c d 90+/-2 16 M5 5k~5G +/-150 25
40W b c d 100+/-2 27 M5/6 5k~10G +/-150 30
50W b c d 133+/-2 27 M5/6 10k~40G +/-150 45
60W b c d 160+/-2 27 M5/6 20k~60G +/-150 58
70W b c d 180+/-2 27 M5/6 20k~60G +/-150 62
80W b c d 200+/-2 27 M5/6 50k~60G +/-150 68
90W b c d 210+/-2 27 M5/6 50k~75G +/-150 82
100W b c d 260 / 150 +/-2 27 / 35 M5 / 6 / 8 50k~85G +/-150 100
150W b c d 310/ 210+/-2 / 154+/-2 27 / 28 / 60 M5 / 6 / 8 50k~100G +/-250 130 / 55
200W b c d 260+/-2 / 210+/-2 28 / 42 M8 50k~100G +/-400 82
250W b c d 270+/-2 / 180+/-2 42 / 60 M8 50k~100G +/-400 110 / 62
300W b c d 310+/-2 37 M8 50k~100G +/-400 130
400W b c d 420 +/-2 42 M8 50k~100G +/-400 180
500W b c d 540/360 +/-2 42/62 M8 / 10 50k~100G +/-400 240

 

* Resistor sizes might be vary depend on pulse voltage, load current, pulse rate and ambient temperature etc.
** We can support lower Temperature Coefficient requirement.
### For a given rated power Resistor, the actual max. pulse voltage is depended on the rated resistance value, pulse width, duty cycle, duration between two adjacent pulses, number of pulses per second / minute and ambient temperature. ###
For resistor power and resistance that not listed above, please contact us for details.

High Voltage Pulse Power Resistor : DHVRC : up to 500W
for High Voltage Pulse Current, Medium Frequency and Pulse Power dissipation applications
Resistance range : 1 ohm to 5k ohm
Tolerance : +/-5% and +/-10%
Temperature coefficient : <=400 ppm/k  (25C to +125C)
Support lower Temperature Coefficient requirement.
Resistor package type : c
For a given rated power, the actual max. pulse voltage is depended on the rated resistance value.

High Voltage Resistor DHVRC

Rated Power  Wattage 70C max. Pulse Voltage kV # Dimensions D x L in mm *
20W 0.5 25 x 50 / 27 x 60
30W 25 25 x 70 / 27 x 80
50W 40 25 x 125 / 27 x 135
60W 52 25 x 150 / 27 x 160
70W 60 25 x 172 / 27 x 180
80W 78 25 x 200 / 27 x 210
100W 100 25 x 250 / 27 x 260
150W 125 25 x 300 / 27 x 310
170W 55 60 x 154 / 60 x 154
200W 82 60 x 180
250W 180 42 x 270 30 x 452
300W 125 37 x 310 or
f
orm by two 150W Resistors
500W 200 62 x 360 / 27 x 510 or
f
orm by two 250W Resistors

* Resistor sizes might be vary depend on pulse voltage, load current, pulse rate and ambient temperature etc.
# For a given rated power Resistor, the actual max. pulse voltage is depended on the rated resistance value, pulse width, duty cycle, duration between two adjacent pulses, number of pulses per second / minute and ambient temperature. #
For resistor power and resistance that not listed above, please contact us for details.

If Resistor will be immersed in high voltage insulation oil or SF6, please let us know. We support this requirement.
Higher resistor power can be achieved by connecting resistors in series or parallel
Resistance value can be according to customer’s application need
For High Power Resistor application note, please refer to the Application page.
Our average production lead time is about 15 – 35 days.
We accept PayPal.
We support High Voltage Power Resistors with different load powers and resistance values for the high voltage applications.

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