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Siemens 3VA9137-0FK31 NEMA Door-Mounted Rotary Operator

Siemens 3VA9137-0FK31 NEMA Door-Mounted Rotary Operator for 3VA51.

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ManufacturerSiemens

Part number3VA9137-0FK31

Mounting Door-Mounted

Operator Type Rotary

Standard NEMA

NEMA Ratings 1, 3R, 12, 4/4X

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Door-Mounted Design Rotary Operation NEMA 1, 3R, 12, 4/4X Rated Includes Door Interlock Door Opening Position Indicator Accessory for 3VA51

Product description

The Siemens 3VA9137-0FK31 is a door-mounted rotary operator designed for NEMA standard applications, offering protection for types 1, 3R, 12, and 4/4X. This robust operator includes a door interlock and a door opening position indicator, making it suitable for diverse and demanding industrial environments. It serves as an accessory for the Siemens 3VA51 circuit breaker series.

This operator allows for convenient control of the 3VA51 circuit breaker through the enclosure door, with superior protection ratings suitable for indoor, outdoor, and washdown applications (NEMA 4/4X). The integrated door interlock and opening position indicator enhance operational safety and provide clear status feedback.

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Technical specifications

Mounting	Door-Mounted
Operator Type	Rotary
Standard	NEMA
NEMA Ratings	1, 3R, 12, 4/4X
Features	Door Interlock, Door Opening Position
For Use With	3VA51

Common applications

Outdoor Installations

Washdown Environments

Food & Beverage Industry

Chemical Plants

Heavy Industrial Facilities

NEMA Enclosures

Compatible systems

Siemens 3VA51 Circuit Breakers (NEMA applications)

Also known as

Siemens 3VA51 NEMA 4X Operator 3VA9137-0FK31 Rotary Switch Siemens Heavy Duty Door Operator

Replaces / compatible with

This door-mounted rotary operator is an accessory for Siemens 3VA51 circuit breakers, designed for NEMA rated enclosures and including door interlock and position indication.

Technical note

Expert tip

The NEMA 4/4X rating of the 3VA9137-0FK31 ensures it can withstand high-pressure washdowns and resist corrosion, making it ideal for demanding food processing or outdoor applications.

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Frequently asked questions

What NEMA ratings does the Siemens 3VA9137-0FK31 operator support?

The Siemens 3VA9137-0FK31 operator supports NEMA types 1, 3R, 12, and 4/4X. This broad range of ratings makes it suitable for various environments, from general purpose indoor use (NEMA 1) to severe conditions like washdowns and dust/corrosion resistance (NEMA 4/4X).