Description
The Schneider Electric (Erie) VS3343 is a commercial-grade zone valve body engineered for steam heating systems requiring dependable two-position flow control. Featuring a 3/4″ inverted flare connection designed for retrofit applications, this three-way valve body integrates seamlessly into existing hydronic and steam piping without the need for extensive system modifications.
With a flow coefficient (Cv) of 4.0, the VS3343 delivers consistent and accurate steam flow management, making it well-suited for zone control in commercial and light industrial heating applications. The three-way configuration allows for diverting or mixing service, providing versatile installation options to meet a wide range of system design requirements.
Key Features
- 3/4″ inverted flare connection — ideal for retrofit and replacement installations
- Three-way valve body for diverting or mixing steam flow
- 4.0 Cv flow coefficient for accurate and consistent flow control
- Two-position (open/closed) operation for straightforward zone control
- Steam-rated valve body designed for commercial heating systems
- Compatible with Erie/Schneider Electric actuators for complete zone valve assembly
- Durable construction built to withstand the demands of steam service
Specifications
- SKU: VS3343
- Brand: Schneider Electric (Erie)
- Connection Size: 3/4″
- Connection Type: Inverted Flare (Retrofit)
- Valve Configuration: Three-Way
- Flow Coefficient (Cv): 4.0
- Operation: Two-Position
- Media: Steam
Applications
- Commercial steam heating zone control
- Retrofit and replacement of existing zone valve bodies
- Light industrial steam distribution systems
- Hydronic and steam zone valve assemblies
The Erie VS3343 valve body is sold separately from the actuator, allowing technicians to replace only the valve body when needed — reducing downtime and parts costs. Trust Schneider Electric’s Erie line for proven reliability in steam zone control applications.
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