Aluminum Enclosure Resistor (RXLG)

Aluminum Enclosure Resistor (RXLG)

Product Introduction

RXLG series aluminum shell winding resistor using alloy enclosure, beautiful shape, the resistance have the weather resistance, vibration resistance security is superior to the traditional porcelain skeleton resistor.

Product Application

  1. As a braking resistor to protect the inverters, servos, etc .. from damage by regenerative energy of the motor
  2. As a resistive load in power electronic load tests
  3. As a sampling resister, limiting resistor, starting resistor, or protective resistor in power electronic equipment.

Technical Specifications

  1. Resistance value and the change range : 1Ω≤R ±5% (J) ,  1Ω>R   ± 10% (K)
  2. Temperature coefficient: R>20Ω,±260 ppm/˚C R≤20Ω,±400ppm/˚C Test when the temperaturature is -25~200˚C
  3. Rated load : The surface temperature≤ 375˚C on the 300×300×3mm aluminum plate
  4. Short-time overload: ∆R≤± (2%R+0.05Ω) No abnormal environment also 10 times the rated voltage, 5second
  5. Insulation resistance : R≥100MΩ1min Without abnormal DC 1000v, insulation resistance between welding plate and shell is no less than 100MΩ
  6. Withstand voltage: ∆R≤± (0.1%R+0.05Ω) No abnormal damage welding piece between the shell and AC 3000V 5s
  7. Terminial strength: Without loosing without exception 100n force on welding lead direction, 30seconed
  8. Thermal: ∆R≤± (2%R+0.05Ω) No abnormal voltage rating for30 minutes, room emperature, 8-12 seconds into 2-40 environment, 15+5 minutes, then place 2hours at room temperature
  9. Wetresistance: No visible damage, marked clearly ∆R≤± (3%R+0.05Ω), insulation resistance ≥R≥25MΩ DC voltage 100v,40±2˚C, Relative humidity 90 -95%, 60 minutes on 30 minutes off 500+24
  10. Overload: No visible damage, marked clearly : ∆R≤± (5%R+0.05Ω) on the 300×300×3mm aluminum plate ±7 ˚C, Rated DC voltage, 90 minutes on 30 minutes off for 500+24 hours

Applicable Standards

GB/T5729-1994   Fixed resistor used in electronic equipment

Rundown Curve

Ambient temperature        0-20˚C            >20˚C

Power loss                             100%        See figure

Product Size

Wire Wound Resistor (RXHG)

Wire Wound Resistor (RXHG)

Product Introduction

RXHG coatings type winding resistor is a kind of power mode, the product use the wave resistance alloy in the form of side winding on the ceramic matrix The surface coating insulation resistance to high temperature coating , is conducive to heat dissipation, and is equipped with a mounting bracket, a resistor has large power , strong overload capacity resistance, convenient installation and other feature

(Product Application)

  1. As a braking resistor to protect the inverters, servos, etc .. from damage by regenerative energy of the motor
  2. As a resistive load in power electronic load tests
  3. As a sampling resister, limiting resistor, starting resistor, or protective resistor in power electronic equipment.

Technical Specifications

  1. Resistance value and the change range : 1Ω≤R ±5% (J) , 1Ω>R ± 10% (K)
  2. Rated load : The maximum surface temperature, 50~200W ≤275 ˚C , > 200W ≤350 ˚C
  3. Short-time overload: No visible damage ∆R≤± (5%R+0.05Ω) 10 times 5s
  4. Insulation resistance : R≥100MΩ1min DC 1000V
  5. Withstanding voltage: No visible damage, no arcing breakdown ∆R≤± (0.1%R+0.05Ω) AC 3000V 5s
  6. Resistance-temperature characteristic: ±260PPM/˚C (less than 5Ω don´t test(
  7. Terminial strength No looseness or mechanical damage 45N 30s
  8. Resistance strength No visible damage 200N 30s
  9. Withstanding vibration: No visible damage ∆R≤± (0.1%R+0.05Ω) f:5-200Hz a=1gX.Y.Z/2h
  10. Heart resistance: In addition to the terminal no pbvious discoloration and damage, marked clearly 350 ˚C 2hours
  11. Heat shock No visible mechanical damage, after 30miniute rated overload
  12. Waterlogging resistance: No visible mechanical damage, marked clearly ∆R≤± (5%R+0.05Ω)

Insulation resistance ≥ 10MΩDC100 40˚C 95%RH 500hours

  1. Durability (rated overload): No visible damage ,marked clearly ∆R≤± (5%R±0.05Ω) load 100%
  2. Resistance: In addition to the terminal no abvious discolorati on and damage ,marked clearly.

350±5˚C, 120±5

Applicable Standards

GB/T5729-1994   Fixed resistor used in electronic equipment

Rundown Curve

Ambient temperature        0-20˚C            >20˚C

Power loss                             100%        See figure

Product Size

AC Output Reactor(OCR)

Product Introduction

The input reactor is mounted at the output of the frequency inverter. It is used for limiting the capactive charging current of the connection cable between the frequency inverter and the motor , and passivating the voltage buildup rate of PWM form the frequency inverter and the motor

 

Product Application

  1. Limit dv/dt to 500V/us
  2. Limit the overvoltage of motor terminal to: 1000V to 400V ~ (rms)
  3. The interference occurred form the contalled between the motor and the filter
  4. Reduce the earth leakage current of motor

Technical Specifications

  1. Work voltage: 220VAC-1140VAC
  2. Work frequency: 50/60Hz.
  3. Work current: 3A-1600A
  4. Carrier frequency: 2-8KHz
  5. Insulation class: class F ̗H
  6. Operation Environment: -10 ˚C +45 ˚C , rated value wont ‘t lower , when higer than 45 ˚C , and every 1 ˚C , the current will step down 2%
  7. Protection class: IP00-IP22
  8. Voltage drop: < 4% higher than the range will cause the loss of torque
  9. Max Current: 1.5 × Rated current , continuous 60S
  10. Noise: ≤ 65dB
  11. Temperature Rise: ≤ 85K
  12. Dielectric strength: Core Coil 3000VAC/50Hz/5mA/10s no electric arcing puncture (factory test)
  13. Insulation Resistor: 1000VDC insulation resistance value ≥ 100MΩ
  14. Under seal level 2000m
  15. Running ambient temperature -25 ˚C ~ +45 ˚C , comparative moisture not over 90%
  16. No hazardous gas , no inflammables and explosives
  17. With well-ventilated condition , ventilation devices shall be mounted if installation in panels

Applicable Standards

IEC289: 1987 Reactor

GB10229-88 Reactor (eqvIEC289: 1987)

JB9644-1999 Reactors used for semiconductor electrical driving

Product Size

 

DC reactor (DCR)

DC reactor (DCR)

Product Introduction

DC smoothing reactor rectifier circuit being used to suppress ripple rectified pulsating component and make rectified current continuously Improve the output waveform tributaries , to ensure the normal operation of the DC devices

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Product Application

  1. Suppress the waveform distortion of input current caused by capacitive filtering
  2. Reduce and avoid overheat of capacity and rectifier bridge damage both of which arise form surge current
  3. Improve power factor and reduce the DC busbar AC pulse
  4. Limit the instant change of the grid voltage
  5. Work with capactor to suppress or filter the current ripple for eliminating . negative influence onload

 

Technical Specifications

  1. Work voltage: 220VAC-1140VAC
  2. Work frequency: 50/60Hz
  3. Work current: 3A-1600A
  4. Insulation class F ̗ H
  5. Operation Environment: -10~…+45 ˚C , rated value wont’ t lower , when higer than 45 ˚C , and every 1 ˚C , the current will step down 2%
  6. Protection class: IP00-IP22
  7. Max Current: 1.5 × Rated current, continuous 60S
  8. Noise: ≤ 65dB
  9. Temperature Rise: ≤ 85K
  1. Dielectric strength: Core Coil 3000VAC/50Hz/5mA/10s no electric arcing puncture (factory test)
  2. Insulation Resistor: 1000VDC insulation resistance value ≥ 100MΩ
  3. Under seal level 2000m
  4. Running ambient temperature -25 ˚C ~ +45 ˚C , comparative moisture not over 90%
  5. No hazardous gas , no inflammables and explosives
  6. With well-ventilated condition , ventilation devices shall be mounted if installation in panels

Applicable Standards

IEC289: 1987 Reactor

GB10229-88 Reactor (eqvIEC289: 1987)

JB9644-1999 Reactors used for semiconductor electrical driving

 Product Size

AC Input Reactor (ACR)

AC Input Reactor (ACR)

Product Introduction

Input reactors error overload to line power supply and reduce harmonic distortion arising from frequency inverters , also improve the input supply , reduce ultra harmonic and suppress the surge caused by frequency inverters to the power supply units

Product Application

Particularly apply to the following cases:

  1. Multiple frequency inverters in close parallel connection
  2. Other devices Produce interference to line power supply. (disturbance , over voltage)
  3. Non balance among phases of line power supply. ( 1.8% over than of the rated voltage)
  4. Massive frequency inverters installed on the same line
  5. Reduce cos φ and correct the overload of capacitor , in case the power factor correction devices are installed in syste

 

 

 

 

Technical Specifications

Work Voltage: 220VAC-1140VAC

Work Frequency: 50/60Hz

Work Current: 3A-1600A

Insulation Class: class F ̗H

Protection Class: IP00-IP22

Voltage drop: < 4%

Max Current: 1.5 X , 60S

Noise: ≤ 65dB

Temperature Rise: ≤85K

Dielectric strength: 3000VAC/50Hz/5mA/10s

Insulation Resistor: 1000VDC≥100MΩ

Operation Environment: -10~+45 ˚C , rated value wont’ t lower , when higer than 55 ˚C , and every 1 ˚C , the current will step down 2% , Under seal level 2000m

Running ambient temperature -25 ˚C ~+45 ˚C , comparative moisture not over 90%

No hazardous gas , no inflammables and explosives

With well-ventilated condition , ventilation devices shall be mounted if installation in panels

Applicable Standards

IEC289: 1987 Reactor

GB 10229-88 Reactor (eqvIEC289: 1987)

JB9644-1999 Reactors used for semiconductor electrical driving

Product Size