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Silicone Coated Wire Wound Resistors

Product Category : Resistors, Edgewound

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Product Profile of Silicone Coated Wire Wound Resistors

Hi-tech Resistors Pvt. Ltd. manufactures Silicone Coated Wire Wound Resistors. Hi-tech Resistors Pvt. Ltd. is an ISO 9001:2000 certified company. Silicone Coated Wire Wound Resistors are useful for inexpensively dissipating large amounts of power in DC or low frequency AC circuits. The flame retardant coating of Silicone Coated Wire Wound Resistors is compatible with UL standards.

Silicone Coated Wire Wound Resistors have the following features:

Type `A`- compatible for using with Amp type connectors

Highly stable

10 W to 500 W

R22 to 100K

Useful for inexpensively dissipating large amounts of power in DC or low frequency AC circuits

Flame retardant coating compatible with Underwriters Laboratories standards

Non-inductive style with Aryton Perry winding

Pulse / Surge type available

Product Specification of Silicone Coated Wire Wound Resistors

Damp Heat: ΔR ± [3% + R05] (Steady State) / Humidity (70°C at 95% R.H for 250 hours)
Insulation Resistance: > 1000M (Dry), >100M (Wet) (Test Method no. 302 of MIL 202F)
Power Rating: 10 at 70°C
Short Time Overload: ΔR ± [2% + R05] (10 x Rated power for 5 secs)
Temperature Co-efficient of Resistance: <R10 ± 120 ppm/ °C; <1R0 ± 80 ppm/ °C; <100R ± 60 ppm/ °C; >100R ± 90 ppm/ °C or 30 ppm/ °C (depending on wire selected)
Thermal Shock: ΔR ± [2% + R05] (Limiting voltage applied until temperature stabilizes and then placed in cold chamber -55°C for 15 minutes)
Type: R-10A
Voltage Proof: ΔR ± (1% + R05) (Dielectric Withstanding Voltage) (Based on limiting voltage x 2 or 500 V whichever is applicable for 60 secs)
Resistance Tolerance: ±10% [K]; ±5% [J]; ±3% [H]; ±2% [G]; ±1% [F]
Temperature Range: -55°C to +350°C with suitable derating as per derating curve