Trapezium Aluminum Housed Wirewound Resistor
  • Air ProTrapezium Aluminum Housed Wirewound Resistor
  • Air ProTrapezium Aluminum Housed Wirewound Resistor

Trapezium Aluminum Housed Wirewound Resistor

Trapezium Aluminum Housed Wirewound Resistor Features: 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%.

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Product Description

Trapezium Aluminum Housed Wirewound Resistor



Product

Trapezium Aluminum Housed Wirewound Resistor 

Features

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%.

Test Item

Test Condition

Performance

Temperature Coefficient

The resistance value at normal temperature and normal temperature added 100°C, calculate per °C resistance value change rate.

±300ppm/°C

Short Time overload

10×rated voltage or Max. overload       voltage(get the lower) for 5 seconds.

R≤±(2%R0+0.05Ω)

Resistance to soldering Heat

Immerge into the 350±10°C tin stove for 2~3seconds.

R≤±(1%R0+0.05Ω)

Solderability

Immerge into the 245±3°C tin stove for 2~3seconds.

The soldering area is over 95%.

 

Temperature cycling

At -55°C for 30 min. ,then at+25°C for 10~15°C,then at +125°C for 30 min., then at +25°C for 10~15 min., total 5cycles.

 

R≤±(1%R0+0.05Ω)

 

Load life in humidity

Overload rated voltage or Max. working voltage(get the lower) for 1000 hours(1.5hours on and 0.5 hours off) at the 40±2°C and 90~95% relative humidity.

 

R≤±(5%R0+0.05Ω)

 

Load life in heat 

Overload rated voltage or Max. working voltage(get the lower) for 1000 hours(1.5hours on and 0.5 hours off) at the 70±2°C.

 

R≤±(5%R0+0.05Ω)

Terminal strength

Pull:10N

R≤±(2%+0.1Ω)

Vibration

Frequency :10~55Hz. 
Swing:0.75mm.
Test time:6hours.

R≤±(2%R0+0.1Ω)

Nonflammability

Respectively load AC voltage by5,10,16times rated power for 5 minutes.

No visible flame

Specifications and Dimensions

Part No.

Power

Resistance Range

Dimensions

Max. 
Working 
Voltage

With-
stand 
Voltage

 

 

 

L1±1.5

L2±1.5

L3±1.5

H±1

W±1

A±0.5

 

 

TRX40B

40W

0R5-2K2

65

74

95

18

30

5

300V

450V

TRX60B

60W

0R5-4K7

75

84

100

18

30

5

400V

600V

TRX80B

80W

1R-6K

110

125

140

20

40

5

500V

750V

TRX100

100W

1R5-8K

135

150

165

20

40

5

600V

900V

TRX1800

1800W

3R-35K

540

565

580

50

100

5

2300V

3300V

Remark: The power and dimensions can be especially customized for customers.





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