Siemens 3VA9137-0FK31 Door Mounted Rotary Operator, NEMA 1, 3R, 12, 4/4X Original Brand New

Overview

The Siemens 3VA9137-0FK31 rotary operator provides a robust interface for manual circuit breaker operation from the outside of a control cabinet door. This accessory is essential for maintaining high safety standards, allowing operators to switch the breaker without opening the enclosure. It features a sophisticated interlock mechanism that prevents the door from being opened when the breaker is in the "ON" position, significantly reducing the risk of accidental arc flash exposure.

Key Benefit & Function

• Multi-Environmental Protection: Certified for NEMA 1, 3R, 12, and 4/4X, making it suitable for indoor, outdoor, dusty, and corrosive environments.

• Enhanced Safety Interlock: Includes a built-in door interlock and door opening position accessory to ensure the cabinet remains locked while energized.

• Seamless Compatibility: Precision-engineered specifically as a dedicated accessory for the Siemens 3VA51 frame size.

• Ergonomic Operation: Provides a clear, tactile response and visual indication of the breaker status (ON/OFF/TRIP).

• Durable Construction: Built to withstand frequent switching cycles in demanding industrial automation and power distribution setups.

Application

• Industrial electrical panels

• Power distribution systems

• Manufacturing plants

• Commercial and industrial switchboards

• Outdoor and indoor electrical enclosures

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