
Spirax Sarco 55225, 25P Pilot Operated Pressure Reducing Main Valve, 1-1/4 in, NPT, 250 psi, 450 deg F
CBPN:7530
MPN:55225
DESCRIPTION
Spirax Sarco Pressure Reducing Main Valve, Pilot Operated, 1-1/4 in Nominal, NPT, 250 psi, 450 deg F, Cast Iron Body, Media: Steam, 19-3/4 in H
The 25P is a self-actuated pilotoperated pressure regulator. Downstream pressure is fed back through an external sensing line to the pressure pilot,which adjusts the opening of the main valve so as to maintain the set pressure. The main valve can close tight for ANSI/FCI 70-2 Class IV shut off when steam is not required.
To see a diagram and listing of available replacement parts for the Spirax Sarco 55225 main valve, visit our Spirax Sarco 55225 Main Valve Spare Parts page.
Spirax Sarco 55225, 25P Pilot Operated Pressure Reducing Main Valve, 1-1/4 in, NPT, 250 psi, 450 deg F
CBPN:7530
MPN:55225
Spirax Sarco logo
DESCRIPTION
Spirax Sarco Pressure Reducing Main Valve, Pilot Operated, 1-1/4 in Nominal, NPT, 250 psi, 450 deg F, Cast Iron Body, Media: Steam, 19-3/4 in H
The 25P is a self-actuated pilotoperated pressure regulator. Downstream pressure is fed back through an external sensing line to the pressure pilot,which adjusts the opening of the main valve so as to maintain the set pressure. The main valve can close tight for ANSI/FCI 70-2 Class IV shut off when steam is not required.
To see a diagram and listing of available replacement parts for the Spirax Sarco 55225 main valve, visit our Spirax Sarco 55225 Main Valve Spare Parts page.
Specifications
Item Features
- Combination of pilots allow for different types of control in one regulator
- Fatigue-tested diaphragm designed without a piston to prevent danger of sticking
- Stainless steel internals for excellent durability and resistance to corrosion
- Maximum allowable pressure: 250 psig at 0 to 450 deg F
- Maximum allowable temperature: 450 deg F at 0 to 250 psig
- Patented self scrubbing guide for long, trouble-free service
- Accurate control of pressure with choice of color coded springs
- Horizontal installation
- 8.6 in inlet to outlet
Spirax Sarco 55225 Accessories

Spirax Sarco 63629 25T Temperature Pilot, T-2 Bulb, with 8ft Capillary Tubing, 100 to 160 deg F, Cast Iron Body
CBPN:
7544
MPN:
63629
CBPN:
7538
MPN:
59608
CBPN:
7550
MPN:
53915F

Spirax Sarco 55717 Adapter Bracket, For Use With: 25PT Pilot Operated Regulator, Cast Iron
CBPN:
7551
MPN:
55717

Spirax Sarco 63630 25T Temperature Pilot, T-2 Bulb, with 8ft Capillary Tubing, 120 to 180 deg F, Cast Iron Body
CBPN:
7545
MPN:
63630
CBPN:
7536
MPN:
54819
CBPN:
7537
MPN:
59607

Spirax Sarco 63631 25T Temperature Pilot, T-2 Bulb, with 8ft Capillary Tubing, 160 to 220 deg F, Cast Iron Body
CBPN:
7546
MPN:
63631