Bedford B503PRO General Purpose VFD with 90kw 380V

• Customization: Available
• Application: General Transducer
• Output Type: Triple
• Model NO.: B503PRO-4120G/4150P
• Switch Mode: PWM Control
• Main Circuit Type: Voltage
• Voltage of Power Supply: Medium Voltage Variable-Frequency Drive
• Link of Transformation: AC-DC-AC Variable-Frequency Drive
• Nature of DC Power: Voltage Variable-Frequency Drive
• Function: Constant Torque Universal Type
• Brand: Starpower IGBT
• Power Range: 90kw
• Control Method: Sensorless Vector Control, V/F Control
• Input Phase: Three Phase 380V
• Output Phase: Three Phase 380V
• Color: Deep Blue
• Output Frequency: 0-400Hz
• Transport Package: in Ctns
• Specification: 3ph 380V 50hp/90kw
• Trademark: BEDFORD
• Origin: Guangzhou, China
• HS Code: 9032899090
• Production Capacity: 50000 Pieces / Month
• Package Size: 68.00cm * 49.00cm * 59.00cm
• Package Gross Weight: 53.000kg

Product Description

Product Description

B503PRO Series Variable Frequency Inverter is a type of General Purpose Vector Inverter, adopting advanced technology

of magnetic flux vector control, realizing high-performance motor control on preconditon of insensitive motor parameters, with

feafures of high torque output, quick response, superior load adaptability and favorable reliability, it is ideal choice of high

performance general purpose variable frequency inverter of truely meeting high field requirements. B503PRO Series provide customers with variety of powerful functions of practical PID regulator, simple PLC, programmable Input/Output terminal control, remote synchronous control, multiple frequency source selection and other specialized variable frequency inverter control, also provide customers of equipment

manufacturing and automation engineering with high integrated solution, has high value of reducing system cost and improving

system reliablity.

Product Parameters

Ø Input Voltage Range: 1PH 220V ±15%;3PH 220V ±15%;380V ±15%

Ø Input Frequency Range: 47Hz~63Hz

Ø Output Voltage Range: 3AC 0V~220V;3AC 0V~380V

Ø Output Frequency Range: 0Hz~600Hz

Ø Digital Switch Input: Provide 7 digital input terminals, one of which supports up to 100kHz high-speed

pulse input5 (DI5)

Ø Analog Signal Input: AI1, AI2: 0V~10V voltage input or 4mA~20mA current input.

Ø Programmable Open Collector Output: Provide 1 output terminal (FM)

Ø Relay Output: Two pair of switch output

Ø Analog Signal Output: AO1: 0mA~20mA current output or 0V~10V voltage output, AO2: 0mA~20mA

voltage output

Ø Control Mode: Sensorless Vector Control (SVC), V/F Control, Torque Control

Ø Overload Capacity: G Type Mode: 60s with 150% of rated current, 3s with 180% of rated current150%;

P Type Mode: 60s with 120% of rated current, 3s with 135% of rated current120%

Ø Starting Torque: G Type Mode: 0.5Hz/150% (SVC); P Type Mode: 0.5Hz/100%

Ø Speed Regulation Ratio: 1:100 (SVC)

Ø Speed Control Accuracy: ±0.5% maximum speed (SVC)

Ø Carrier Frequency: 0.5kHz~16.0kHz

Ø Reference Frequency Source: Digital setting, analog setting, pulse setting, serial communication setting,

multi-speed setting, simple PLC setting, PID setting, etc., can realize the combination of setting and

mode switching.

Ø Built-in PID Control Function

Ø Simple PLC Multi-step Speed Control Function: Can realize up to 16 section speed control

Ø Traverse Control Function

Ø Non-Stop when power is instantaneously cut off

Ø Speed trace Function: Start the running motor smoothly

Ø Key: User defined shortcut key can be realized.

Ø Automatic Voltage Regulation (AVR) Function: Automatically keep the output voltage stable when input

voltage fluctuating

Ø Various Fault Protection Function: Over current, over voltage, under voltage, over heat, phase failure,

over load etc.

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