Watts Adjustable Pressure Relief Valve, Lead-Free LF530C-075

3/4"
Brass

530C Calibrated Pressure Relief Valves are spring operated designed for use only as protection from the build up of excessive pressure in systems containing water, oil or air. Series 530C valves incorporate a calibrated adjustment feature for setting the valve to the relief pressure required. These valves are ideally suited for bypass thermal expansion pressure relief.

Product Application:
530C Calibrated Pressure Relief Valves are used in Commercial, residential and industrial applications. Idealy suited for use with solar water heating systems; for use on the collector loop.

Product Function:
Watts Adjustable Pressure Relief Valves protect against excessive pressure in systems containing water, oil, or air.

Note: The Watts Series 530C are not ASME approved safety relief valves and should not be used in system application with this requirement.

Product Features:
• Calibrated adjustment feature for setting valve to relief pressure
• required
• Adjustable range 50 – 175psi (3.45 – 12.06 bars)
• All bronze construction
• All stainless steel springs
• Buna-N disc on machined body seat
• Inlet (bottom), male NPT threaded
• Outlet (side), female NPT threaded

Materials:

1. Body - Bronze

2. Bonnet - Brass

3. Disc Holder - Brass

4. Disc - Buna-N

5. Adjustable Spring - Stainless Steel

6. 0-Ring - Buna-N

7. Spring Washer - Brass


Pressure – Temperature
Maximum Temperature: 180° F (82° C)
Maximum Operating Pressure: 300psi (20.67 bars)
Adjustable Pressure Ranges: 50 to 175psi (3.45 to 12.06 bars).

Spring Ranges
1/2" (15mm): 100 – 300psi (6.89 – 20.67 bars)
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A typical solar domestic water heating system components and layout is shown below.


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LINK » Product Installation Manual

Product Limited Warranty: Watts Regulator Company warrants each product against defects in material and workmanship for a period of one year from the date of original shipment. In the event of such defects within the warranty period, the Company will, at its option, replace or recondition the product without charge. This shall constitute the exclusive remedy for breach
of warranty, and the Company shall not be responsible for any incidental or consequential damages, including without limitation, damages or other costs resulting from labor charges, delays, vandalism, negligence, fouling caused by foreign material, damage from adverse water conditions, chemicals, or any other circumstances over which the Company has no control. This warranty shall be invalidated by any abuse, misuse, misapplication or improper
installation of the product. THE COMPANY MAKES NO OTHER WARRANTIES EXPRESS OR IMPLIED EXCEPT AS PROVIDED IN THIS LIMITED WARRANTY.

Product Manufacturer: Watts Industries Inc.

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