The Schneider Electric Merlin Gerin Compact 37663 is a 3-pole circuit breaker designed for robust electrical protection in demanding industrial environments. This model, identified as the NSF250H TMD, offers a significant amperage rating, making it suitable for safeguarding circuits with substantial current loads. Its inclusion in the Compact NS series signifies a commitment to reliable and efficient power distribution.

Technical details

• Series: Merlin Gerin Compact NS
• Model Designation: NSF250H TMD
• Amperage Rating: 175 A
• Number of Poles: 3
• Configuration: 3D (3 poles, double break)
• Trip Unit Type: TMD (Thermal Magnetic Drawout)
• Interrupting Capacity: Verify against manufacturer datasheet for specific kA rating.
• Voltage Rating: Verify against manufacturer datasheet for specific AC/DC voltage limits.

Applications & compatibility

This circuit breaker is commonly employed in power distribution panels, motor control centers, and main service disconnects within manufacturing facilities. It is designed to protect electrical equipment and personnel from overcurrent and short-circuit faults in applications such as conveyor systems, pump controls, and HVAC units.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider 37663 or contact our technical team for cross-reference assistance with compatible Compact NS series components.