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Low-voltage Frequency Converter Drive

Frequency converter drives are widely used for metallurgy, chemical, papermaking, machinery ,fans, conveyors, feeders, mixers, grinders,ect.

产品详情

Application
Widely used for metallurgy, chemical, papermaking, machinery ,fans, conveyors, feeders, mixers, grinders, shredders, paper cutter, calender, valves, coextruder, mpressors, cooling pedal, plastic machinery, elevators, various textile industries; Large-scale application areas such as paper mill, mould factory injection molding machine, metallurgical mill, and chemical industry fans, pumps, stone field, mines, cranes, oil pipelines, steel, cement, ect.
Introduction
Our vector control low-voltage frequency drive that adopts advanced input phase-shifting rectification, innovative bridge inverter technology and optimized series superposition technology. It has the characteristics of high output power factor and low harmonic interference. The input and output current waveforms are very close to sine waveform, its "perfect non-harmonic" frequency converter.
Our FCD series low-voltage frequency converter drive has the advantages of long-term stable and reliable operation, precise control,and pumps in industrial and mining enterprises, and reducing the operating and maintenance costs of the system, enhance the competconvenient maintenance, high operation efficiency and simple operation, significantly improving the operating conditions of motors, fans itiveness in production process and application of frequency converters.

Specification

Model No.

FCD2-2 Series Frequency Converter Drive

Capacity (KW)

From 15KW-710KW

Input Voltage

220VAC/3Phases or 380VAC/660V/1140V/3phases, Voltage unbalance ratio less than 3%

Voltage Range

-0.3

Input Frequency

50/60Hz, frequency fluctuation, ±5%

Input Power Factor

>0.95

Efficiency

>96%

THDi

<4%

Output Voltage

From 0 to rated input voltage, deviation is less than 5%

Output Frequency

From 0 to 600Hz available, accurancy is ±0.5% of the maximum frequency

Frequency resolution

Digital setting: 0.01Hz; analog setting: maximum frequency × 0.05%

Carrier frequency

0.7-16.0kHz

Frequency setting

Keypad digital setting, analog voltage/current and multi-channel
terminals selection, main and auxiliary channel combination, expansion card, can be switched by various ways

Torque Response
Time

<10ms

Torque Starting

Vector control without PG, 150% rated torque at 0.5Hzh Vector control with PG, 200% rated torque at 0Hz

Torque boost

Automatic torque boost, 0.0%-100.0%h Manual torque boost, 0.0%-30.0%

Control mode

V/F control without PG, vector control without PG, V/F control with PG, vector control with PG

DC braking capability

Starting frequency, 0.00-50.00Hzh Braking time, 0.0-60.0s, Braking current, 0.0-150.0% of rated current

Overload

150% for 1 minute, 180% for 10 seconds, 200% for 1 second

V/F curve

Four methods, linear torque curve, self-setting V/F curve, drop-torque curve (1.1-2.0th power), squared V/F curve

Protection and alarm

Overvoltage,overcurrent,overload,overtemperature,communication fault,door fault,sensor fault,short of phase

Display

LED Display or LCD display

Energy-saving

Automatically optimize output voltage according to load in V/F control mode to achieve energy-saving operation

Starting Mode

Soft- starting

Current limiting

Automatically limit current during operation to prevent frequent overcurrent fault tripping

Instant power-off

uninterrupted operation through bus voltage control when instantaneous power-down

Speed control

Vector control without PG, rated load 1:100; Vector control with PG, rated load 1:1000

Modulation method

optimized space vector PWM modulation

Environment
Temperature

10°C to +50°C maximum without de-rating

Cooling

Forced fan

Altitude and humidity

1000M, 0-95% with no condensation

Protection class

IP21

Communication
and control

PID control, speed tracking and restart after power-down, pump frequency,
frequency upper and lower limit control, program operation, multi-step speed, RS485, analog output, frequency pulse output

Run command

By operation panel, by external terminal, by communication, by expansion card

Input command

Start, stop, forward/reverse,multi-speed, free stop, reset,
acceleration/deceleration time selection, frequency setting channel selection, external fault alarm

External output signal

relay output, collector output can be selected as 0-10V or 4-20mA or frequency pulse output

Monitor

Output frequency, given frequency, output current, input voltage,
output voltage, motor speed, PID feedback,PID given quantity, module temperature, etc. can be monitored.

Automatic voltage
adjustment

Output voltage can be automatically adjusted when fluctuation is large

Vibration

10-200Hz, 5.9m/s

Installation

Cabinet installation

Capacity (KW)

Output Voltage

220V

380V

660V

1140V

Output Current

15KW

49A

29A

17A


22KW

72A

42A

24A


30KW

99A

57A

33A


37KW

121A

70A

40A


45KW

148A

86A

49A

29A

55KW

180A

105A

60A

35A

75KW

246A

142A

82A

48A

90KW

295A

171A

99A

57A

110KW

361A

209A

120A

70A

160KW

525A

304A

175A

101A

185KW

607A

351A

202A

117A

200KW

656A

380A

219A

127A

220KW

722A

418A

241A

139A

250KW


475A

273A

158A

280KW


532A

306A

177A

315KW


598A

345A

199A

355KW


674A

388A

225A

400KW


760A

437A

253A

450KW


855A

492A

285A

500KW


950A

547A

317A

560KW


1064A

612A

355A

630KW


1197A

689A

399A

710KW


1330A

765A

443A