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JRX Testing Free Sample Heating Cement Resistors with Ceramic Shell

Heated Cement Resistores(JRX)

1,Good heat-durability,low temperature coefficient,high overload power, good insulting performance.

2,Operating ambient temperature;-55°C to +275°C

3,Insulating resistance value;DC500V 100MR.

4,Insulating strenght;AC1500V/minute.

5,Resistance tolerance;±5%, ±10%

Forming Type & Power:;

B;16W

Tolerance:±5%, ±10%

Range:0R1-220R

Description	Forming Type	Size	Tolerance	Range
RX/BRX/HRX Cement Resistors NRX Non-inductive Cement Resistors	SQP	1W-11W,15,17W,20W,25W	±5% ±1%	RX/BRX/HRX 0R01-100K NRX:0R1-47R
	SBH	5W-11W,15,17W,20W,25W
	SQM	1W-11W,15,17W,20W
	SQS	5W,7W,10W,15W,20W,25W
	SQO	4W,5W,6W,7W,8W
	SQZ	3W-11W,15,17W,20W,25W
	SQH	3W-11W,15,17W,20W,25W 30W,40W,50W,100W
	SHG	10W,11W,15W,20W,25W,30W,40W
	Z4-16, Z5-16	4W,10W
	ZC-11	5W
	M450	80W
	E	2W,3W,5W,7W,10W, 2W+2W,3W+3W,5W+5W,7W+7W
MPR Metal Plate Non-inductive Cement Resistors	EC	5W	±5% ±10%	0R01-4R7
Heated Cement Resistors	B	16W	±5% ±10%	0R1-220R
Temperature Fuse Cement Resistors	M	5W,7W,10W	±5% ±10%	0R1-47K

Performance Test:

Test Item	Test Condition	Performance
Temperature coefficient	Test the resistance value at normal temperature added 100℃,calculate per ℃ resistance value rate.	±300ppm/℃
Short time overload	2~4W:According 5 times rated voltage ,5~10W: According 10 times rated power to account the voltage or max .overload voltage (get the lower)for 5 seconds.	ΔR≤±(2%R0+0.05Ω)
Resistance to soldering heat	Immerge into the 350±10℃ tin stove for 2~3 seconds.	ΔR≤±(1%R0+0.05Ω)
Solderability	Immerge into the 245±3℃ tin stove for 2~3 seconds.	The area of soldering is over 95%
Temperature cycling	At -55℃ for 30 min,then at +25℃ for 10~15 min,then at +275℃ for 30 min,then at +25℃ for 10~15min, total 5 cycles.	ΔR≤±(1%R0+0.05Ω)
Load life in humidity	Overload rated voltage or Max. working voltage(get the lower) for 1000 hours (1.5 hours on and half-hours off) at the 40±2℃ and 90~95% relative humidity.	ΔR≤±(5%R0+0.05Ω)
Load life in heat	Overload rated voltage or Max. working voltage(get the lower)m for 1000 hours (1.5 hours on and half-hours off) at the 70±2℃.	ΔR≤±(5%R0+0.05Ω)
Nonflammability	Respectively load AC voltage by5,10,16 times rated power for 5 min.	No visible flame