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ALSTOM MVUA11B1BD0784B Auxiliary Variable Speed Relay

Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)

Key Specifications

Material:

Other, Global universal model

Condition:

Other, Global universal model

Task:

Other, Global universal model

Guizhou Yuanmiao Automation Equipment Co., Ltd.

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

Material Other, Global universal model

Condition Other, Global universal model

Task Other, Global universal model

Mathematical Model Other, Global universal model

Signal Other, Global universal model

Customized Non-Customized

Structure Other, Global universal model

ALSTOM MVUA11B1BD0784B

Functions

Power Management: Wide voltage input (such as AC/DC conversion), regulated output, supporting high-current loads (e.g., motors, sensors).
Control Functions: Integrated with serial communication interfaces (RS-485/CAN, etc.), capable of receiving commands from upper-level computers to achieve logical control, data acquisition, or equipment driving.
Protection Mechanisms: Overcurrent, short-circuit, and overvoltage protection, adapting to harsh industrial environments (e.g., operating temperature range of -40°C to +55°C).

Functional Positioning: Similar to the previous MVTU series, it may be used in industrial automation scenarios with the following characteristics:

Dedicated Module for Rail Transit or Energy Sectors

On-board Equipment: Such as train power distribution and traction system control modules, supporting high reliability and anti-vibration design.
Substation Automation: Used for power monitoring, relay protection, or power backup systems, featuring high MTBF (Mean Time Between Failures).

With Alstom's prominent technology in rail transit and power equipment, this model may be applied to:

Technical Parameters

Parameter Category	Range
Power	1000-2000W
Input Voltage	AC 85-300V
Output Voltage/Current	Approximately DC 24V/50A
Efficiency	≥90%
Communication Interfaces	RS-485, CANopen, or Modbus (supporting industrial bus protocols)
Operating Temperature	-40°C to +55°C (industrial-grade environmental adaptability)
Protection Functions	Overcurrent, short-circuit, input undervoltage/overvoltage, output overvoltage protection
Dimensions	352mm×120mm×45mm

Application Scenarios

Production Line Control: Drives servo motors, adjusts conveyor belt speed, or controls the start/stop and flow of valves/pumps.
Equipment Monitoring: Collects field sensor data (e.g., temperature, pressure) and uploads it to PLC or SCADA systems via serial interfaces.

Rail Transit

Train Power System: Provides stable power for on-board equipment (air conditioning, lighting, communication systems), supporting high-current demands during train startup.
Traction Auxiliary Control: Serves as an auxiliary module for traction converters, participating in motor speed regulation or energy recovery control.

Power and Energy

Substation DC System: Supplies DC power for relay protection devices and circuit breaker operating mechanisms.
Renewable Energy: Manages power for photovoltaic inverters and energy storage systems, supporting grid-connected or off-grid mode switching.

Product Tags: MVUA11B1BD0784B