500W 250 ohm 5% Tubular Wire Wound Adjustable Resistor 500W 250R

  500W 250 ohm 5% Tubular Wire Wound Adjustable Resistor 500W 250R

1. Best price, High quality and Excellent service!
2. 12months FREE warranty !!
3. Fast delivery!
4.CE Certificate!

  Construction:

 1.A tubular ceramic has two terminals, and is wound with copper wire or chrominumalloy wire to provide the resistance and then coated with high temperature ,non-flammable resin.

2.After the semi-finished resistor is cool and dry,insulation is applied through a temperature process and then the mounts are attached.

  Features:

1. Multi-terminal and multi-resistance ,fixed, adjustable are available,out wire's length are available following customer requirement; Special terminals are available for unusual applications. 2. Element consisting of a wave-shaped alloy ribbon or non-wave shaped alloy wire.

3.Good dissipation ,high stability, high power rating,high over load and long life.

4. Delivery:5-7days

5. Conforms to the ROHS standard and the LEAD-FREE non-lead standard.

 Applications:

 DR Series is suitable for educational modeling applications, load testing, industrial machinery, electric power distribution, instruments, automation control installations, lift trucks, overhead cranes, elevators, arc and spot welders, battery chargers, machine tools, conveyors, and UPS systems.Frequency inverter, rolling mill, hoist.  

1. Soft starter: general 220V~240V, 380V/400V/415V, 480V, 690V 3 phase 7.5kw~630kw

    Soft starter Cabinet and explosion-proof soft starter.

2. Frequency inverter.

   1)EM9 series: General used Single phase/3 phase 220V 380V 480V

       Special used for  Ball mill machine, Injection machine,CNC machine etc.

   2)EM11 series:  General used Single phase/3 phase 220V 380V 480V

3. Servo motor and drive.

4. Accessories: AC filter, sine wave filter, AC/DC choke, braking resistor and unit etc.