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Siemens SIMOREG DC Master 6RA7028-6DV62-0 Rectifier

Name: Siemens 6RA7028-6DV62-0
Brand: Siemens
SKU: 6RA7028-6DV62-0
Availability: InStock

Siemens SIMOREG DC Master Rectifier

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ManufacturerSiemens

Part number6RA7028-6DV62-0

Type SIMOREG DC Master Rectifier

Input 400V 3AC, 75A

Output 420V DC, 90A

Controllable Field Rectifier D420/90

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Microprocessor controlled Four-quadrant drive capability High DC output current (90A) Robust 400V 3AC input Integrated field rectifier Reliable Siemens quality

Product description

The Siemens 6RA7028-6DV62-0 is a SIMOREG DC Master rectifier, equipped with a microprocessor for advanced control of four-quadrant drives. It features a 400V 3-phase AC input with a 75A rating and provides a controllable output of 420V DC at 90A. The unit also includes a field rectifier D420/90 MREQ-GEG6V62, with a field output of 325V and 10A.

This DC master rectifier is designed for demanding applications requiring precise speed and torque control of DC motors. It is commonly used in heavy industries such as metal processing, paper manufacturing, printing, and mining, where robust and reliable motor control is essential for continuous operation.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 6RA7028-6DV62-0. We provide access to high-quality, reliable industrial components to minimize downtime. Trust Stanlo Automation for your DC drive system needs.

Technical specifications

Type	SIMOREG DC Master Rectifier
Input	400V 3AC, 75A
Output	420V DC, 90A
Controllable Field Rectifier	D420/90
Field Output	325V DC, 10A
Control	Microprocessor for 4-quadrant drives

Common applications

Metal processing

Paper manufacturing

Printing presses

Mining equipment

Extrusion lines

Crane and hoist systems

Winding machines

Compatible systems

Compatible with DC motors requiring precise speed and torque control Integrates with Siemens automation systems

Also known as

Siemens DC drive rectifier, SIMOREG rectifier, 4-quadrant DC controller

Replaces / compatible with

This DC Master rectifier replaces older DC drive control systems or provides an upgrade path for existing SIMOREG systems needing enhanced performance or microprocessor control.

Technical note

Expert tip

Proper commissioning and parameterization of the microprocessor control are essential to leverage the full four-quadrant capabilities, including regenerative braking and precise torque control.

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Frequently asked questions

What is the maximum continuous output current for the Siemens 6RA7028-6DV62-0?

The Siemens 6RA7028-6DV62-0 SIMOREG DC Master rectifier provides a continuous output current of 90A DC at 420V DC. The US rating is 79A DC, indicating its capability for sustained heavy-duty operation.