Honeywell VE4040A1234T Servo Motor Actuator
Technical specs, application notes, replacement checks, and related model references.
Product Overview
The Honeywell VE4040A1234T is an authoritative Class A gas safety shut-off valve/actuator, part of the VE/VQ/V4055 series. According to the official Honeywell combustion catalog, it is designed for the fast and secure isolation of natural gas, LP gas, and manufactured gases. Providing a closing time of typically under 1 second, it ensures absolute fail-safe operation upon burner lockout. This valve series is essential for meeting international gas train safety regulations in commercial and industrial heating plants, ensuring positive shut-off and system integrity.
Key Features
- Valve Class: Class A Safety Shut-off Valve
- Closing Time: < 1 second (Instantaneous fail-safe)
- Media: Suitable for Natural Gas, LP Gas, and non-aggressive gases
- Standards: Fully compliant with EN 161 and CE directives
- Construction: Robust die-cast body with high flow capacity
Technical Specifications
Verification RequiredProtection Class
IP54
Selection Notes & Data Verification
The VE4040A1234T page is structured for engineering comparison: confirm the product type, firing range, fuel type, operating mode, electrical supply, and safety approvals against the manufacturer datasheet before specifying the burner or component.
Burner.wiki normalizes product data for discovery and comparison, but final selection should account for combustion chamber backpressure, local emission limits, control sequence requirements, and site commissioning conditions.
Typical Applications
Related Models
Related Knowledge
FAQ
What is Honeywell VE4040A1234T used for?
Honeywell VE4040A1234T is referenced as a servo motor actuator for industrial combustion systems. Verify the exact application against the burner documentation, control cabinet wiring, and manufacturer datasheet.
Can VE4040A1234T replace another model?
Replacement depends on voltage, safety timing, wiring terminals, flame supervision method, mechanical fit, and local combustion safety requirements.
What should be checked before installing VE4040A1234T?
Check supply voltage, burner sequence, fuel type, pressure or capacity range, detector compatibility, safety loop configuration, and the equipment nameplate before commissioning.
Documentation Note
Technical documentation should be verified against the manufacturer datasheet, burner cabinet wiring diagram, and equipment nameplate before installation or replacement.
- Check supply voltage and frequency.
- Confirm terminal layout and safety interlocks.
- Verify flame detector or actuator compatibility.
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