Aluminum Housed Wirewound Resistors, buy For LEDs High Power Aluminum Housed Wire Wound Variable Resistor on China Suppliers Mobile

Product Details

TRX For LEDs High Power Aluminum Housed Wire Wound Variable Resistor

1.Aluminum crust surface with good performance in heat radiation,suitable for cooling plate
installation, can be used in the atrocious environment.
2.Small size,high power load.

3.High insulating capacity,encapsulation by non-flame inorganic Material,good performance in vibration.

4.Multi connection form will be easily to fix.
5.Widely used in Power supply, Transducer, Elevator, Arena audio and high requirement equipment Industry.
6.Resistance tolerance: ±1%,±2%,±5%,±10%.

Dimensions and Voltage Performance:

Part No.

Power

Resistance range

Dimensions(mm)

Max. working Voltage

Max. overload Voltage

Withstand Voltage

L1±1

L2±1

L3±1

L4±10

H±1

W±1

W1±0.5

W2±0.5

d±0.5

TRX600

600W

0R1-278K

313

337

355

300

1700V

2400V

TRX800

800W

0R1-329K

358

382

400

300

1800V

2550V

Dimensions and Voltage Performance:

Part No.	Power	Resistance range	Dimensions(mm)							Max. working Voltage	Max. overload Voltage	Withstand Voltage
Part No.	Power	Resistance range	L1±2	L2±2	L3±2	H±1	W±1	W1±0.5	W2±0.5	Max. working Voltage	Max. overload Voltage	Withstand Voltage
TRXA00	1000W	0R1-293K	362	384	400	107	50	30	6.0	2000V	2000V	2850V
TRXA20	1200W	0R1-343K	412	434	450	107	50	30	6.0	2100V	2100V	3000V
TRXA50	1500W	0R1-378K	447	469	485	107	50	30	6.0	2200V	2200V	3100V
TRXA80	1800W	0R1-472K	542	564	580	107	50	30	6.0	2300V	2300V	3300V
TRXB00	2000W	0R1-492K	560	582	600	107	50	30	6.0	2400V	2400V	3500V

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	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)
Terminal strength	Pull:10N	ΔR≤±(2%R0+0.1Ω)
Vibration	Frequency:10~55Hz,Swing:0.75mm,Test time:6Hours	ΔR≤±(2%R0+0.1Ω)
Nonflammability	Respectively load AC voltage by5,10,16 times rated power for 5 min.	No visible flame