Bedford B503PRO General Purpose VFD with 37kw 380V

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Bedford B503PRO General Purpose VFD with 37kw 380V

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Product Description

🚀 Basic Information

Model NO.B503PRO

PrincipleVector Control

Switch ModePWM Control

Circuit TypeVoltage Type

Power Range37kw / 50hp

Input Phase3 Phase 380V

Output Frequency0-400Hz

Control MethodSVC, V/F Control

📝 Product Description

B503PRO Series Variable Frequency Inverter is a high-performance General Purpose Vector Inverter. It incorporates advanced magnetic flux vector control technology, enabling superior motor performance even with insensitive motor parameters.

High torque output and quick response time.
Excellent load adaptability and high reliability.
Integrated PID regulator and simple PLC functions.
Programmable Input/Output terminal control and remote synchronization.
Ideal for equipment manufacturing and automation engineering.

⚙️ Technical Parameters

Input & Output Range:

Input Voltage: 1PH/3PH 220V ±15%; 380V ±15%
Input Frequency: 47Hz~63Hz
Output Frequency: 0Hz~600Hz

Control Performance:

Control Mode: SVC, V/F, Torque Control
Overload: 150% for 60s (G Type), 120% for 60s (P Type)
Starting Torque: 0.5Hz/150% (SVC)
Speed Accuracy: ±0.5% max speed

Key Features:

Built-in PID control, 16-section multi-step speed control, Traverse control, Speed trace (Smooth start), and Automatic Voltage Regulation (AVR). Comprehensive protection for over-current, over-voltage, under-voltage, over-heat, and phase failure.

🖼️ Product Showcase

🔍 Detailed Features

📜 Quality Certifications

📦 Packaging & Logistics

Package Size55cm * 38cm * 33cm

Gross Weight17.000kg

🏭 Manufacturing Facility

❓ Frequently Asked Questions

Q1: What is the main control principle of the B503PRO series? A1: It uses advanced Sensorless Vector Control (SVC) and V/F control modes for high-performance motor management.

Q2: Does the inverter support 3-phase input? A2: Yes, the B503PRO model mentioned here supports Three Phase 380V ±15% input and output.

Q3: What is the overload capacity for industrial use? A3: For G Type (General purpose), it supports 150% rated current for 60 seconds and up to 180% for 3 seconds.

Q4: Can it be used for precise speed control? A4: Yes, it features a speed regulation ratio of 1:100 and speed control accuracy of ±0.5% of maximum speed in SVC mode.

Q5: What safety protections are built-in? A5: It includes comprehensive protection against over-current, over-voltage, under-voltage, overheating, phase failure, and overloads.

Q6: What is the output frequency range? A6: The B503PRO series provides a wide output frequency range from 0Hz up to 600Hz.