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LFC100 Series Linear AC Power Source

Features:

The LFC Series Linear AC Power Source is integrated with the linear amplification circuit to ensure low noise and high stability. Users can easily develop programs to facilitate different applications. This linear power source provides clean power with THD less than 0.3% at 50/60Hz and it delivers wide output voltage range single phase 0-300V (opt.0-600V) ,3 phase 0-520V; frequency setting range 45-500Hz adjustable, fixed 50/60Hz.

Dongguan Sophpower Electronics Co., Ltd

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Single phase output from 500VA-5kVA.

4 LED display measurements of voltage, current, frequency and power/PF.

Automatic high and low range voltage:0-150V/150.1-300V automatic switch, or 1-300V high range locked.

Comprehensive protection includes over voltage, over current, over load, input under voltage and over temperature with corresponding error codes.

Strong shock resistance, able to start the loads of equal rated power of the AC power supply directly.

Output voltage and frequency adjustable at output state.

Simple operate with lock key, shortcut key and knob.

Standard RS232 interface, optional RS485 and GPIB interface.

With power-off memory function, remember the last output parameters automatically.


Specification

 

Model

LFC-105

LFC-110

LFC-120

LFC-130

LFC-150

Input Specifications

Phase

1ϕ2W + PE

Voltage

220V  ± 10%(Please   contact us for other input voltage)

Frequency

50/60Hz  ± 5%

Output Specifications

Capacity

500VA

1kVA

2kVA

3kVA

5kVA

Phase

1ϕ2W + PE

Max Current

0-150V Range

4.2A

8.4A

16.8A

25A

42A

0-300V Range

2.1A

4.2A

8.4A

12.5A

21A

Voltage

Low Range(L-N)

0-150V Variable (Opt.   0-300V.)

High Range(L-N)

0-300V Variable (Opt.   0-600V)

Transient Response

30ms

Frequency

50Hz, 60Hz, 45~65Hz   Variable(Opt. 45~500Hz)

Total Harmonic Distortion(THD)

≤ 0.3%   (Resistive Load, Full load 1% )

Voltage Regulation

≤ 1%

Load Regulation

≤ 0.5%   (Resistive Load)

Frequency Regulation

≤ 0.01%

Efficiency

≥ 75% (   At full load)

Protection

Over Current, Short   Circuit, Over Temperature ,Over Load ,Phase Deficient,   Low-voltage Protection.

Overload Capacity

100%<Output  ≤110%   27min Cut-off output; 110%<Output ≤130% 10s Cut-off   output;

130%<Output  ≤150%   5s Cut-off output; 150%<Output Cut-off output immediately.

Measurement

Current(RMS)

Resolution: 1mA/10mA or   10mA/100mA     Accuracy: 0.3% F.S.  ± 3   Counts ± 0.1%/100Hz

Voltage(RMS)

Resolution: 0.1V                                              Accuracy: 0.3% F.S.  ± 2   Counts ± 0.1%/100Hz

Frequency

Resolution:   0.01Hz/0.1Hz                             Accuracy:  0.3% F.S.  ± 2 Counts ± 0.05%/100Hz

Working Environment

Operating Temperature

0  °  - 40 °  C/    32 °  - 104 °  F

Relative Humidity

10-90%,  ( Non-condensing )

Functions

4 Digits LED Display

Voltage, Current,   Frequency

Interface

RS232 (Opt. RS485, GPIB)

Memory Function

With power-off memory   function, remember the last output parameters automatically.

Sync Output Signal

Support

Mechanical   Specifications

Dimensions(W x H x   D)(mm)

480 x 176 x 540

480 x 267 x 540

430 x 888 x 650

Weights(Kg)

40

50

65

80

100

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