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Automatic Sweep Frequency Response Analysis Instrument (SFRA)

Chongqing Advanced Technology Co., Ltd.
  • After-sales Service：Response in 12 Hours
  • Warranty：12 Months
  • Test Standard：IEC60076-18 and IEC60076-5
  • AC Impedance：0~999.999Ω 0.2%±2 Digits
  • AC Voltage：0~600V 0.2%±2 Digits
  • AC Current：0~120A 0.2%±2 Digits

Base Info

  • Model NO.：SFRA-II
  • Test Method 1：Sweep Frequency Response Analysis
  • Test Method 2：Low-Voltage Short-Circuit Impedance
  • Test Range：(-100dB) - (+20dB)
  • Signal Input Impedance：> 1mΩ
  • Signal Output Impedance：50 Ω
  • in-Phase Test Repetition Rate：99.5%
  • Display：LCD
  • Application：Transformer Testing
  • Printer：Inbuilt
  • Power Supply：AC220V±10%,45~65Hz
  • Weight：10 Kg
  • Transport Package：Plywood Case
  • Specification：Small
  • Trademark：AI
  • Origin：China
  • HS Code：9031809090
  • Production Capacity：50 Sets,Month

Description

Two different sweep modes: Linear sweep, Section sweepLinear sweep

10HZ-1MHZ interval 0.5KHZ 2000 dots

100HZ-2MHZ interval 0.5KHZ 2000 dots

10HZ-1MHZ interval 0.25KHZ 4000 dots(PC available)

100KHZ-2MHZ interval 0.25KHZ 4000 dots(PC available)

Frequency,interval,and scan dots can be set(PC available)

Section sweep

10HZ-100HZ interval 1HZ 90 dots

100HZ-1KHZ interval 5HZ 180 dots

1KHZ -10KHZ interval 50HZ 180 dots

10KHZ-100KHZ interval 0.2KHZ 450 dots

100KHZ -300KHZ interval 0.5KHZ 400 dots

300KHZ - 1000KHZ interval 1KHZ 700 dots

Test range(-100dB) - (+20dB)Test accuracy(-80dB) - (+20dB)0.2dB (-100dB) - (-80dB)1.0dBFrequency accuracy< 0.01%Signal input impedance> 1MΩSignal output impedance50 ΩIn-phase test repetition rate99.5%

 

Short-circuit impedance and generator rotor AC impedance:

AC impedance0~999.999Ω 0.2%±2 digitsAC voltage0~600V 0.2%±2 digitsAC ampere0~120A 0.2%±2 digitsActive power

cosφ>0.1 0.5%±2 digits

cosφ<0.1 1.0%±2 digits

Reactive power 0.2%±2 digits

Frequency45~65HZ 0.1%  

Factory overview

Automatic Sweep Frequency Response Analysis Instrument (SFRA)
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Automatic Sweep Frequency Response Analysis Instrument (SFRA)

FAQ

1.What's the delivery time?
About 15 working days.

2.What's your payment terms?
30% paid by T/T in advance,70% paid by by T/T before shipping.

3.What's your guarantee terms?
The warranty of all products is 1 year.During this period,we are responsible for all faults caused by us.And we can supply life-long technical support. 

4.Can you supply training?
We can supply training in our factory and online training for free.If onsite installation and training are required,please pay for tickets,accommodation and salary USD150/Day for every person.