RI80 High voltage resistorDetailed product description：

RI80 high voltage resistor

Model: RI80
Features: columnar structure, small size, light weight, high power, high resistance, low inductance, good high-frequency characteristics, safe and reliable, with high overload capacity
Application: Suitable for AC/DC or pulse circuits and high-voltage equipment, it can replace vacuum megawatt (RH1) resistors and is used in microcurrent measurement circuits
Operating environment: rated power temperature (+70 ℃); Temperature range for use (-55 ℃~+85 ℃)
Structural form: columnar structure, lead welding or standard screw installation
Characteristic requirements: Pin and resistor sizes can be customized according to user specific requirements through negotiation
Applicable standard: GB/T5729-2003

External dimensions and main technical indicators

model	Rated power (W)	structure	Dimensions (mm)				Resistance range	Working voltage (KV)	Allowable deviation (%)	Temperature coefficient (× 10-6/℃)
			Dmax	Lmax	d	l
RI80-0.5	0.5W	A (lead wire)	six	twenty-eight	zero point eight	thirty	1～2000MΩ	eight	±2%(G) ±5%(J) ±10%(K)	±400
RI80-1	1W		nine	thirty	one		1～2000MΩ	ten
RI80-3	3W		nine	fifty			1～2000MΩ	fifteen
RI80-5	5W		eleven	seventy			1～2000MΩ	twenty
RI80-8	8W		eleven	one hundred			1～2000MΩ	twenty-five
RI80-10	10W	B (bolt)	eleven	one hundred and forty-seven	M4	six	1～2000MΩ	thirty-five
RI80-20	20W		eighteen	one hundred and twenty	M5	ten	1～2000MΩ	thirty-five
RI80-30	30W		twenty	one hundred and twenty	M5		1～2000MΩ	thirty-five
RI80-50	50W		twenty-two	one hundred and twenty	M6		1～2000MΩ	thirty-five
RI80-80	80W		twenty-eight	one hundred and thirty-five	M8		1～2000MΩ	thirty-five
RI80-100	100W		twenty-eight	one hundred and seventy	M8		1～2000MΩ	thirty-five
RI80-200	200W		thirty-three	three hundred and twenty	M10		1～2000MΩ	eighty

Inspection items, test methods, and performance requirements for RI80 high-voltage resistors

Inspection Item	Performance Requirements	Test Method
Temperature coefficient of resistance	≤±200(×10-6/℃)	-55 ℃/+20 ℃ 20 ℃/+155 ℃
solderability	Solder can flow freely and wet the leads	235 ± 5 ℃ 2 ± 0.5s
Solder heat resistance	ΔR≤±(0.5%R+0.05Ω)	260 ± 5 ℃ 10 ± 1s
Steady-state hot and humid	ΔR≤±(2%R+0.1Ω)	+40 ± 2 ℃ humidity 95-98% 240h
Rapid temperature changes	ΔR≤±(1%R+0.05Ω)	-55 ℃/+125 ℃ 5 cycles
vibration	ΔR≤±(1%R+0.05Ω)	10～500Hz　 98m/s2
Long term load	ΔR≤±(5%R+0.05Ω)	+40±2℃ VR 1000h
Terminal tensile strength	ΔR≤±(0.5%R+0.05Ω)	Bend 10N twice
Reduce power consumption	≤210℃	When the ambient temperature rises to 300 ℃, the resistor allows the load to decrease from rated power to 0