Product Description
Gas Multibloc Gas Air Ratio Control
- Max. Operating pressure
- 0.36 bar (36 kPa )
- Gas - air - mixture regulation with variable ratio in range 0.75 :1 to 3:1
- Other ratio range on request
- Infinitely variable operation
- Furnace chamber pressure compensation
- Zero - point correction
- EC type test approval as per EC Gas Appliance Directive :
- MB-VEF...B01 CE-0085 AN 2802
- EC type test approval as per EC Pressure Equipment Directive :
MB-VEF...B01 CE0036 - Approvals in other important gas consuming countries .
Technical Specification
| EC Approval | Available |
| Max. Operating pressure | 0.36 bar (36 kPa ) |
| Material used | SS, MS |
| Gas - air - mixture ratio | 0.75 :1 to 3:1 |
Maintain optimal performance with the Gas Multiblocs integrated air/gas ratio adjuster and automatic shut-off valves, supporting controlled combustion and improved energy efficiency. The built-in pressure regulator and modulating valve output facilitate precise fuel delivery for industrial applications, maximizing safety and reliability.
Durable, Compact Design for Versatile InstallationThe Multibloc is engineered with an IP54 protection rating, aluminum body, and brass internals, ensuring long-term durability despite harsh environments. Its compact footprint and dual mounting options (threaded or flanged) enable flexible horizontal or vertical installation for space-constrained setups.
Effortless Service and ComplianceCertified to EN 161, Class A, and CE standards, the Multibloc is easy to install, service, and maintain, reducing operational downtime. Its accessible mechanical adjustment and optional manual reset are designed to support safe routine checks while ensuring compliance with industry requirements.
FAQs of Gas Multibloc Gas Air Ratio Control:
Q: How does the integrated air/gas ratio adjuster enhance combustion system efficiency?
A: The air/gas ratio adjuster ensures precise mixing of fuel and air, leading to more efficient combustion, better energy use, and reduced emissions for industrial gas-fired equipment.
Q: What applications are suitable for the Gas Multibloc?
A: This product is ideal for use in combustion system control, including industrial gas burners, boilers, and furnaces across manufacturing, processing, and utility operations.
Q: When is the manual reset option required during operation?
A: The manual reset is typically used after a safety shut-off event. It ensures the system cannot be automatically restarted without a deliberate manual check, improving safety in critical processes.
Q: Where should the Multibloc be installed to ensure maximum protection and functionality?
A: For optimal performance and conformity with its IP54 rating, install the Multibloc in areas shielded from excessive moisture or dust, using either horizontal or vertical mounting depending on your system layout.
Q: What is the process for commissioning and servicing the Multibloc?
A: Commissioning involves connecting the wiring via the terminal block, adjusting the air/gas ratio mechanically, and verifying pressure settings. Servicing is straightforward due to the compact design and integrated pressure sensor.
Q: How does the double pole switch function for twin-valve configurations?
A: In twin-valve setups, the double pole switch independently controls both safety shut-off valves, sharply enhancing system reliability and facilitating staged or modulating outputs.
Q: What are the benefits of the Gas Multiblocs rugged aluminum and brass construction?
A: Its aluminum body and brass internals offer superior durability and resistance to corrosion, contributing to long service life and reliable performance in demanding industrial settings.
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