RX27-HG type porcelain shell cement resistorDetailed product description：

RX27-HG Ceramic Shell Cement Resistors

Features: Electronic ceramic rod core, ceramic shell, wide resistance range, flame retardant and high temperature resistance, high specific power, safe and reliable, good insulation performance
Application: Suitable for voltage division, current limiting, and load in AC/DC and pulse circuits
Operating environment: rated power temperature (+70 ℃); Temperature range for use (-55 ℃~+275 ℃)
Structural form: One end foot type welded installation
Characteristic requirements: The size of the lead and resistor can be customized according to the user's special requirements through negotiation
Applicable standard: GB/T5729-2003 GB5732-85 SJ2862-64-88

External dimensions and main technical indicators

model

Rated power (W)

Dimensions (mm)

resistance range

Insulation voltage (V)

Allowable deviation (%)

Temperature coefficient (× 10-6/℃)

A±1

B±1

L±1.5

l±1.5

G±0.1

H±0.1

F±0.1

D±0.1

C±0.1

E±0.1

RX27-HG

10W

twenty-five

ten

forty-eight

thirty-four

five

nine

twelve

eleven point eight

six

four

0.01～1.5K

seven hundred

±5%(J)

±250

15W

twenty-five

thirteen

forty-eight

thirty-four

six

nine

twelve

twelve point five

six

four

0.01～1.5K

20W

twenty-five

thirteen

sixty-three point five

forty-nine

six

nine

twelve

twelve point five

six

four

0.01～2.2K

25W

twenty-five

sixteen

sixty-three point five

forty-six point five

seven point five

twelve

twelve

thirteen point eight

six

four point two

0.01～2.4K

30W

forty

nineteen

seventy-five

fifty-six

seven point five

twelve

eighteen

eighteen

eight

four point two

0.01～8.2K

40W

forty

nineteen

seventy-five

seventy-one

seven point five

twelve

eighteen

eighteen

eight

four point two

0.01～20K

50W

forty

nineteen

ninety

seventy-one

seven point five

twelve

eighteen

eighteen

eight

four point two

0.01～30K

Main inspection items, test methods, and performance requirements

Inspection Item	Performance Requirements	Test Method
Temperature coefficient of resistance	≤±250(×10-6/℃)	-55 ℃/+20 ℃ 20 ℃/+155 ℃
terminal strength	R≤±(1%R+0.05Ω)	Stretch 20N and bend continuously twice
Withstand Voltage	No breakdown or arcing	V-block method, apply AC voltage with a peak value of 1.42 times the insulation voltage for 1 minute
solderability	Solder can flow freely and wet the leads	235 ± 5 ℃ 2 ± 0.5s
solder heat resistance	ΔR≤±(1%R+0.05Ω)	260 ± 5 ℃ 10 ± 1s
overload	ΔR≤±(2%R+0.1Ω)	2.5VR 5s
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
Non combustibility	Non combustible	Apply 5, 10, and 16 times the rated power AC voltage for 5 minutes respectively
Surface temperature rise	≤210℃	Apply rated power load
steady-state heat and humidity	ΔR≤±(5%R+0.1Ω)	+40 ± 2 ℃ humidity 95-98% 240h

RX27-HG Ceramic Shell Cement Resistors