0400MD-1-003

Overview

The Talema Group LLC 0400MD-1-003 is a medical-grade toroidal power transformer with a 400VA maximum power rating. It features dual primary windings supporting 100V, 120V, 200V, and 240V inputs for parallel or series operation. The single secondary winding provides 120V in parallel (3.33A) or 240V in series (1.67A). Designed for chassis mounting, it measures 99.00mm in diameter by 41.00mm wide and weighs 1.1 kg. The unit offers 5000Vrms isolation voltage and utilizes wire leads for termination.

Feature Summary

• Medical grade construction compliant with safety standards
• Toroidal core design for efficient magnetic coupling
• Dual primary configuration for versatile input voltage compatibility
• High isolation voltage capability for enhanced safety

Applications

• Medical diagnostic equipment
• Hospital imaging systems
• Clinical laboratory instruments

Procurement Notes

Verify the specific part number against official Talema Group LLC documentation to confirm medical grade certification status. Ensure that the required input voltage configuration matches the available primary winding options. Confirm mechanical mounting requirements align with the chassis mount specification and physical dimensions provided in the datasheet before finalizing procurement orders.

Selection Notes

Select this component when high reliability and electrical isolation are critical for patient-connected devices. The dual primary winding allows adaptation to various global mains voltages without changing hardware. Consider the physical size and weight constraints of the enclosure. Verify that the 400VA power rating meets the load requirements of the target application circuitry.

Part Context

This transformer belongs to the MD Series from Talema Group LLC, which specializes in medical-grade power components. The series is designed to meet stringent safety regulations for healthcare environments. Toroidal transformers in this line offer compact form factors with low electromagnetic interference, suitable for sensitive electronic instrumentation found in modern medical facilities.

Replacement Considerations

Consult official manufacturer substitution lists for direct equivalents. Generic replacements may not maintain the required medical safety certifications or isolation ratings.