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3G Electric
SIT Tandem gas block 0830030 - Gas Controls
SITGas Controls

SIT Tandem gas block 0830030

Sit tandem gas block designed for dual-stage gas control applications in heating systems. Operates at 24 VAC with 7 Nm solenoid torque, delivering Family II flow rates to 4.8 m³/h and Family III to 6.2 kg/h, both at…

SKU 3G-CBM-00392

Brand
SIT
Item
Tandem gas block 0830030
Category
Gas Controls
UNSPSC
40142201 — Gas regulators
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SIT
voltage
24 VAC
torque spec
7 Nm
family ii flow rate
4.8 m³/h
family iii flow rate
6.2 kg/h
family ii pressure drop
5 mbar
family iii pressure drop
5 mbar

Technical Documents

(1)
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SIT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Sit tandem gas block designed for dual-stage gas control applications in heating systems. Operates at 24 VAC with 7 Nm solenoid torque, delivering Family II flow rates to 4.8 m³/h and Family III to 6.2 kg/h, both at 5 mbar pressure drop. Suitable for residential and commercial boiler installations.

Frequently Asked Questions

What is the SIT Tandem gas block 0830030 used for?

The SIT Tandem gas block 0830030 is a multifunctional gas control for dual-stage regulation in residential and commercial boiler installations. It operates with two silent solenoid valves (EV1+EV2) and a pressure regulator or adjustable flow limiter, suitable for automatic ignition and flame safety systems.

What are the specifications of the SIT Tandem gas block 0830030?

The SIT Tandem gas block 0830030 operates at 24 VAC with 7 Nm solenoid torque. It delivers Family II flow rates up to 4.8 m³/h and Family III up to 6.2 kg/h, both at 5 mbar pressure drop. Gas connections are Rp 1/2 ISO 7, with maximum inlet pressure of 60 mbar and ambient temperature range per EN 126.

Where to buy the SIT Tandem gas block 0830030 in Singapore?

You can source the SIT Tandem gas block 0830030 from 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this gas control component.

How to install the SIT Tandem gas block 0830030?

Install the SIT Tandem gas block 0830030 in any mounting position, ensuring gas connections are Rp 1/2 ISO 7. Connect the pressure regulator’s air side to the combustion chamber. Follow the manufacturer’s wiring diagram for 24 VAC solenoid valves and adjust the slow-opening ignition device if fitted.

Used in

Common applications for SIT
Commercial boiler gas-control replacement — Sigma 845 / 848 on hot-water and steam boilers
Catering and commercial kitchen equipment — Eurosit 630 thermostatic valves on fryers, ovens, and steamers
Residential heating appliance service — NOVA 820 / 822 / 824 as OEM-replacement gas-control valves
Standing-pilot gas appliance refurbishment — Eurosit 630 and Minisit thermostatic controls
Industrial gas-fired process equipment — Sigma 848 modulating gas valves for burner integration
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SIT Products

3G Electric supplies SIT gas controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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