Siemens VRD40.100 Biogas valve Bulk Purchase Price 285A20 is a robust damper

285A20 is a robust damper actuator designed for large-scale ventilation systems in HVAC and industrial applications

25 230V controls oil atomising burners

The burner controlLME72

The fuel-air ratio can be set either via an air damper actuator - acting on mechanical or pneumatic ratio control - or via pulse width modulated fans and pneumatic ratio control

Siemens VRD40.100 Biogas valve Bulk Purchase Price 285A20 is a robust damperDescription The normally closed VRD40. 100 modular double body gas valves combine with SKP series electro hydraulic actuators to provide safety shut off, gas pressure regulation and or air gas ratio control for commercial or industrial gas burners. Designed for use with slightly aggressive and dry gases Maximum 140 F (60 C) Gases like biogases, digester gases, process gases, natural gas or air The chemical composition and aggressiveness of each type