Dungs GGW150 A4/2 X 30-150 mbar - ATEX Differential Pressure Switch

Dungs Part Number: 248689

Special Order Item: 6 - 8 Week Lead Time

The differential pressure switch GGW150 A4 is an adjustable gas-differential pressure switch as per EN 1854 for automatic burner controls. It is suitable for switching a circuit on, off or over on changes in actual pressure value relative to the set reference value.

The reference value (switching point) is adjusted on a setting wheel provided with a scale. The test nipple is integrated in metal housing as standard.

Adjustment Range: 30 - 150 mbar

Switching Difference: 3 mbar

ATEX: II3G and II3D

ATEX Group: II

ATEX Category: 3

Atmosphere: Gas (G) and Dust (D)

Maximum surface temperature: +75

Max. Operating Pressure: 500 mBar (50 kPa)

Pressure Connection:

p+: in the centre of the underside of the housing

G º-female thread as per ISO 228:

Gas or air

p+: laterally on the housing by means of

screw plug G

Gas or air

p-: laterally on the underside of the housing

G -female thread as per ISO 228:

Gas or air

Electrical Connections: screw type terminals via cable entry ATEX M20x1.5

IP Rating: IP65 (IEC529, EN 60529)

Dimensions

Mounting Orientation

	Standard Mounting Position
	The pressure switch is activated at a higher pressure when mounted horizontally: GGW 150 A4/2 X approx. + 0.5 mbar
	The pressure switch is activated at a lower pressure if mounted horizontally overhead: GGW 150 A4/2 X approx. - 0.5 mbar

All orders are processed within one business day (excluding weekends and holidays) after receiving your order confirmation email. Once your order has been shipped, you will receive a further email notifying you that it has been shipped.

Domestic Shipping Rates Parcels up to 20kg - £15 to UK mainland only (excludes Northern Ireland, Southern Ireland and the Channel Islands)

Parcels over 20kg - £65 to UK mainland only (excludes Northern Ireland, Southern Ireland and the Channel Islands) Shipping rates to Northern Ireland, Southern Ireland and the Channel Islands will be calculated and displayed at checkout.

International Shipping Rates All international shipping rates will be calculated and displayed at checkout. Your order may be subject to import duties and taxes (including VAT), which are incurred once a shipment reaches your destination country. Comtherm Ltd is not responsible for these charges if they are applied, and your responsibility as the customer.

Collection

If you would like to collect your order, please select collection at checkout, and your order will be prepared and ready for pick up within one hour.

Our collection hours are:

8am – 4:30pm Monday-Thursday

8am – 3pm Fridays 

How do I check the status of my order?

When your order has shipped, you will receive an email notification from us, which will include a tracking number you can use to check its status. If you haven't received your order within two days of receiving your shipping confirmation email, please get in touch with us at sales@comtherm.co.uk with your company name and order number.

Refunds and Returns

We accept returns up to 30 days after delivery, if the item is unused and in its original condition, and we will refund the full order amount minus the shipping costs for the return.

In the event that your order arrives damaged in any way, please email us as soon as possible at sales@comtherm.co.uk with your order number and a photo of the item's condition. We address these on a case-by-case basis but will try our best to work towards a satisfactory solution

If you have any further questions, please do not hesitate to contact us at spares@comtherm.co.uk.