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Our Products
Film ResistorsWire Wound ResistorsWire Wound Resistors - CSIA SeriesWire Wound Resistors - CSFR SeriesWire Wound Resistors - CCA SeriesWire Wound Resistors - CCV SeriesWire Wound Resistors - CVF SeriesWire Wound Resistors - CCT SeriesAluminium Housed Wire Wound Resistors - CAH SeriesFusible Wire WoundHigh Voltage ResistorsSpecial Type ResistorsPower ResistorsLoad BanksNeutral Ground Resistors
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Wire Wound Resistors
Available with us, is a high performing gamut of wire wound resistors that is provided to our clients in various specifications. Designed in accordance to the latest technology and industrial standards, these resistors can be customized for our clients as per the specifications provided by them. Our range of wire wound resistors includes wire wound power resistors, wirewound resistors, wirewound power resistors, fusible wire wound, aluminium housed wire wound resistors - CAH Series, wire wound resistors - CCT series, wire wound resistors - CVF series, wire wound resistors - CCA series, wire wound resistors - CSFR series and wire wound resistors - CSIA series.
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| Wire Wound Resistors - CSIA Series We are engaged in offering our clients with a technically upgraded assortment of wire wound resistors - CSIA series that is made from Ni-Cr wire wound element on ceramic core and coated with heat insulating flame proof coating. These resistors are suitable for energy meters and are subject to customization as per the demands of our clients. Following are the details and technical specifications of our CSIA series: • High Surge Withstanding • Low temperature Coefficient • High Stability • Color Coded or Printed for easy identification • Aryton-Perry winding for low inductance • Standard tolerance: 1 %, 2% & 5% Dimensions (in mm) | TypeWattL |
| -0.50 | D -0.20 | d -0.02 | I -2.0 | Resistance Range | | CSIA05 | 0.5 | 9 | 3.5 | 0.52 | 28 | 0.1 E-100E | | CSIA1 | 1 | 12 | 4.5 | 0.76 | 28 | 0.1 E-150E | | CSIA2 | 2 | 16 | 5.5 | 0.76 | 28 | 0.1 E-200E | | CSIA3 | 3 | 16 | 5.5 | 0.76 | 28 | 0.1 E-400E | | CSIA5 | 5 | 21 | 7.5 | 0.76 | 38 | 0.1 E-1 K | | CSIA7 | 7 | 25 | 8.5 | 0.76 | 38 | 0.1 E-3 K | | CSIA8 | 8 | 32 | 8.5 | 0.76 | 38 | 0.1 E-5 K | | CSIA10 | 10 | 42 | 8.5 | 0.76 | 38 | 0.1 E-10 K | We customize our resistors on the following terms:< • Type: Non Inductive • Higher Ohmic Values • Miniature & Ultra- miniature | Characteristics | Test Methods | Limits | | D C Resistance | Resistors are tested with standard specified voltages for its Ohmic values to check the specified tolerance. | The Resistors shall be within specified tolerance limits. | | Short Time Overload | The Resistors shall be subjected to 2.5 times the Rated Voltage or Maximum overload voltage (Which ever is low) For duration of 5 sees. | R%= 3.0% (+ 0.05 'Q) | | Temp-Coefficient | The Resistors value shall be checked at 2 temperatures i.e. one at ambient & the final at ambient + 100oC. The TCR is then Calculated as : | PPM |
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| 100 PPM Lower PPM on request | | Rated Load | A Rated Continuous Working Voltage or Maximum Working Voltage whichever less shall be applied to the resistors for a duration of 2 Hrs. | R% =2% Max | | Solderability | A solder bath is maintained at 230?C. The specimen leads are immersed in the bath & withdrawn within 3 sees. A suitable flux is used during the test. | Afresh solder shall cover the specimen leads by Min. 95% coverage. | | Resistance to Solder Heat | A solder bath is Maintained at 350C.The specimen leads are subjected to the bath for a duration of 10 sees. | R% = 1 %Max | | Resistance to Solvents | The specimen shall be subjected to 1 PA for duration of 1 min. 0 strokes of hard brush shall be applied. The test shall be conducted 3 times. | The color code marking shall remain legible. |
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| Wire Wound Resistors - CSFR Series We are instrumental in offering our clients with an industrial grade assortment of high power wire wound resistors - CSFR series. These resistors are fabricated using tin plated copper or brass and are coated with flame proof silicon for making them highly stable. The superior heat dissipation capacity of these wire wound resistors makes them most suitable for load banks. The technicalities of our CSFR series are as under: Dimensions (in mm) | Type | Watt | L : 3.00 | D : 1.00 | d : 1.00 | H : 3.00 | Max. Ohmic Range | | CSFR10 | 10 | 45 | 10 | 8 | 17 | 1 K Ohms | | CSFR15 | 15 | 63 | 12 | 9 | 17 | 3 K Ohms | | CSFR 20 | 20 | 52 | 14 | 9 | 17.5 | 5 K Ohms | | CSFR 25 | 25 | 63 | 16 | 9 | 17.5 | 5 K Ohms | | CSFR 40 | 40 | 75 | 19 | 12 | 23 | 5 K Ohms | | CSFR 50 | 50 | 100 | 19 | 12 | 23 | 10 K Ohms | | CSFR 60 | 60 | 125 | 19 | 12 | 27 | 10 K Ohms | | CSFR 75 | 75 | 150 | 25 | 15 | 27 | 10 K Ohms | | CSFR100 | 100 | 150 | 28 | 19 | 30.5 | 10 K Ohms | | CSFR 120 | 120 | 165 | 28 | 19 | 30.5 | 15 K Ohms | | CSFR 150 | 150 | 200 | 28 | 19 | 30.5 | 15 K Ohms | | CSFR 200 | 200 | 250 | 28 | 19 | 30.5 | 15 K Ohms | | CSFR 300 | 300 | 305 | 38 | 25 | 42.5 | 15 K Ohms | | CSFR 400 | 400 | 305 | 43 | 35 | 47.5 | 15 K Ohms | | CSFR 500 | 500 | 325 | 55 | 42 | 59.5 | 15 K Ohms | Our CSFR Series is customized for our clients on the following terms: • For closer tolerances • For different ohmic value • Non inductive types • Mounting brackets | Characteristics | Test Methods | Limits | | D C Resistance | Resistors are tested with standard specified voltages for its Ohmic values to check the specified tolerance. | The Resistors shall be within Specified tolerance limits. | | Short Time Overload | The Resistors shall be subjected to 2.5 times the Rated Voltage or Maximum overload voltage (Which ever is low) For duration of 5 sees. | R % = 2.0% (+ 0.05 'Q) | | Temp-Coefficient | The Resistors value shall be checked at 2 temperatures, i.e. one At Ambient & the final at Ambient + 100oC. The TCR is then Calculated as : | PPM 100 PPM For Low values TCR Exceeds | | Rated Load | A Rated Continuous Working Voltage or Maximum Working Voltage whichever less shall be applied to the resistors for a duration of 2 Hrs. | R % = 2 % Max |
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| Wire Wound Resistors - CCA Series Available with us, is a high grade assortment of wire wound resistors - CCA Series that is designed using Ni-Cr wire wound element on ceramic core. Encased in ceramic and sealed with flame proof silicon cement, these wire wound resistors are offered in the standard tolerances of 1 %, 2% and 5%. Following are the features and technical specifications of our CCA series: • Super heat dissipation • Lower temperature co-efficient • Flame proof • Non combustible • High surge withstanding capability • High Ohmic values with MOR element Dimensions (in mm) | Type | Watt | L | W | H | I | d | Maximum | Resistance | | 0.5 | 0.5 | 0.5 | 2 | 0.02 | Working | Range |
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| | CCA-2 | 2 | 18 | 7 | 7 | 28 | 0.76 | 150 Dc/rms0 | .1 E - 120 E | | CCA-3 | 3 | 20 | 8 | 8 | 28 | 0.76 | 350 Dc/rms0 | .1 E - 150 E | | CCA-5 | 5 | 22 | 9.5 | 9.5 | 28 | 0.76 | 350 Dc/rms0 | .1 E - 200 E | | CCA-7 | 7 | 35 | 9.5 | 9 | 28 | 0.76 | 500 Dc/rms0 | .1 E - 500 E | | CCA-10 | 10 | 48 | 9.5 | 9 | 28 | 0.76 | 700 Dc/rms0 | .1 E - 1 K | | CCA-15 | 15 | 48 | 12.5 | 12 | 28 | 0.76 | 1000 Dc/rms0 | .5 E - 1 K | | CCA-20 | 20 | 60 | 14 | 13.5 | 28 | 0.76 | 1000 Dc/rms0 | .5 E - 1 K | | CharacteristicsTest | MethodsLimitsD |
| | C ResistanceResistors | are tested with standard specified voltages for its Ohmic values to check the specified tolerance. | The Resistors shall be within specified tolerance limits. | | Short Time OverloadThe | OverloadThe Resistors shall be subjected to 3 times the Rated Wattage for duration of 5 sees. | R%= 3.0% (+ 0.CoefficientThe | | CoefficientThefficient | The Resistors value shall be checked atPPMAtmperatures i.e. one | PPM | | At Ambient & toC final at Ambient + 100oC. The TCR isPPMLowerlculatedrequestRated |
| | LLoadAPPM on request | | Rated Load | A Rated Continuous Working Voltage or Maximum Working Voltage whichever less shall be applied to the resistors for a MaxSolderabilityA. | R% = 2%Max | | Solderability | A solder bath is maintained at 230 C. The specimen leads are immersed in the bath & withdrawn within 3 sees. A suitable flux is used during the test. | Afresh solder shall cover the specimen leads by Min. 95% coverHeatA | | Resistance to Solder Heat | for d350oCon of 10 sees. | R% = | %Max | | Resistance to Solvents | The specimen shall be subjectedMaxResistanceduraSolventsThein. 0 strokes of hard brush shall be applied. The test shall be conducted 3 times. | The marking shall remain legible. |
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| Wire Wound Resistors - CCV Series We have come up with an economical grade of wire wound resistors - CCV Series that are specially designed for space saving on PCB’s. These resistors are constructed to vertical mounting ceramic stand offs and thus deliver high power. The specifications of these wire wound resistors are as follows: Dimensions (in mm) | TypePowerWDimensions |
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| ResistanceRatingHDPRangeat |
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| 1 | 1 | mm. | Max. | | CCV 2 | 2W | 11 | 20.5 | 7 | 5 | 0.01 E | 1 K | | CCV 4 | 4W | 12 | 25 | 7 | 5 | 0.01 E | 1 K | | CCV 5 | 5W | 13 | 25.5 | 9 | 5 | 0.01 E | 7K | | CCV 7 | 7W | 12.5 | 35 | 9 | 5 | 0.01 E | 7K | | CCV10 | 10W | 16 | 38 | 12 | 7.5 | 0.01E | 10K | Test and Parameters | TestRequirementsTolerances |
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Power dissipation
Temp co-efficient of resistor
Short time over load
Load life
Steady state humidity
Insulation resistance | 5% and 10%[J&K]
Refer derating curve
450 PPM / c Max.
2.5 times the rated voltage [r% = 2% max] 1000 hrs.
Rated power @ 70oc [ r% = 5 % max ]
56 days 40oc 95 RH [ r% = 5 % max ] greater than 1000 meg minimum |
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| Wire Wound Resistors - CVF Series We have in store for our clients, a wide range of wire wound resistors - CVF series that is encased in slim ceramic case and provided with NCR ribbon element. Available in customized values and test parameters as per customer specifications, our CVF series hold the following features and technical specifications: • Super heat dissipation • Lower temperature co-efficient • Low inductance • Flame proof & non combustibles • Standard tolerance: 5% Dimensions (in mm) | TypePower |
| DimensionsResistanceLWHD |
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| P | Min. | Max. |
| Rating | 1 | 1 | 1 | 0.0.5 | 1 |
| 70?C |
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| | CVF2 | 2W | 14 | 4.5 | 8.5 | 0.8 | 9 | EI0 | E68 | | CVF3 | 3W | 15 | 5 | 13.5 | 0.8 | 9 | EI0 | E68 | | CVF5 | 5W | 15 | 5 | 18 | 0.8 | 9 | EI0 | IE0 | | CVF10 | 10W | 26.5 | 5 | 18 | 0.8 | 20 | E10 | IE2 | Max. Working Voltage (RCWV) or Maximum Working Voltage whichever is less
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| Wire Wound Resistors - CCT Series Our clients can avail from us, a flame proof gamut of wire wound resistors - CCT series that find wide application in the electrical industry. These resistors are offered to our clients with a choice of PCB terminal stand-off height which is adaptable to wave soldering. The specifications and other technical data of our CCT series are as under: • 3W to 20W • E to 10K Dimensions (in mm) | Type Power |
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| P | Min. | Max. |
| Rating | 1 | 1 | 1 | 0.0.5 | 1 |
| 70?C |
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| | CVF2 | 2W | 14 | 4.5 | 8.5 | 0.8 | 9 | EI0 | E68 | | CVF3 | 3W | 15 | 5 | 13.5 | 0.8 | 9 | EI0 | E68 | | CVF5 | 5W | 15 | 5 | 18 | 0.8 | 9 | EI0 | IE0 | | CVF10 | 10W | 26.5 | 5 | 18 | 0.8 | 20 | E10 | IE2 |
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| Aluminium Housed Wire Wound Resistors - CAH Series We bring forth for our clients, a professional grade range of aluminum housed wire wound resistors – CAH series that provide complete environmental protection in its application. These resistors are provided with screw mounted chassis for enhancing the heat sink effect and low temperature coefficient for better stability. Available in the standard tolerance of 1 %, 2% and 5%, these aluminum housed wire wound resistors are offered to our clients in the following specifications: Dimensions (in mm) | TypeRated |
| Resistance |
| Physical Dimensions in mmHeat | Heat stink |
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| Min. | Max. | A:0.1 | B:0.1 | C:0.1 | D:0.1 | E:0.1 | F:0.1 | G:0.1 | H:0.1 | Area cm2 | Thick mm | | CAH5 | 5W | 0E0I | 2K2 | 16.5 | 8.5 | 9 | 15 | 11.1 | 12.5 | 1.5 | 2.3 | 60 | 1 | | CAHI0 | I0W | OEOI | 4K2 | 20.6 | 10.2 | 1 1.3 | 19 | 14.3 | 15.9 | 2.4 | 2.4 | 100 | 1 | | CAH25 | 25W | OEOI | I0K | 28 | 14.5 | 15 | 27 | 18.5 | 19.5 | 2.5 | 3.2 | 100 | 1.5 | | CAH50 | 50W | OEOI | 24K | 28 | 15.5 | 15 | 50.5 | 39.5 | 21.5 | 2.5 | 3.5 | 225 | 3 | | CAH75 | 75W | OEOI | 39K | 47 | 25 | 26 | 49 | 36 | 37 | 3 | 4.5 | 300 | 3 | | CAH100 | I00W | OEOI | 62K | 47 | 25 | 26 | 65 | 36 | 37 | 3 | 4.5 | 300 | 3 | | CAH150 | I50W | OEOI | 100K | 47 | 25 | 26 | 98 | 72 | 37 | 3 | 4.5 | 375 | 3 | | CAH200 | 200W | OEOI | 100K | 72 | 45 | 45 | 90 | 64 | 59 | 4.5 | 5.1 | 450 | 3 | | CAH250 | 250W | OEOI | 100K | 72 | 45 | 45 | 1 10.0 | 90 | 59 | 4.5 | 5.1 | 750 | 3 | | CAH300 | 300W | OEOI | 100K | 72 | 45 | 45 | 128 | 104 | 59 | 4.5 | 5.1 | 900 | 3 |
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| Fusible Wire Wound Fusible wire wound is a high power fusible wire wound industrial grade resistors up to 1200 W. Most suitable for load bank, high stability, flame proof silicon coated. Non Inductive. Custom built mounting brackets are available. Multi- terminal types and adjustable types are also available.
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