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Back Pressure Regulating & Pressure Relief Valves
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Back Pressure Regulating Valves
Phillips RVI & BPS series back pressure regulating valves are
self-contained units designed to handle the
most critical upstream pressure requirements typically
found in fuel oil boiler loop applications. Our industrial duty back pressure
regulating valve automatically maintains the desired set pressure in
the loop system by relieving excess pressure into the lower pressure return
side of the loop. With a fast response and available in four separate spring
ranges covering from 0 to 150 PSI, these adjustable valves are ideally suited
for continuous operation.
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Features Include:
- Easy maintenance
- Fast response time
- Brass (RVI series) or Stainless (BPS series)
body, viton piston seals
- Cadmium plated spring
- 300 PSIG maximum pressure
- 200° Fahrenheit maximum temperature
- Adjustable pressure ranges
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Size |
Part Number |
Pressure Range |
Size |
Part Number |
Pressure Range |
1/2" |
RVI2005T-BR-0/50 |
0 - 50 PSI |
1 1/2" |
BPS0515T-SS-0/50 |
0 - 50 PSI |
NPT |
RVI2005T-BR-50/150 |
50 - 150 PSI |
NPT |
BPS0515T-SS-50/150 |
50 - 150 PSI |
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3/4" |
RVI2007T-BR-0/50 |
0 - 50 PSI |
1 1/2" |
BPS0515A-SS-0/50 |
0 - 50 PSI |
NPT |
RVI2007T-BR-50/150 |
50 - 150 PSI |
Flanged |
BPS0515A-SS-50/150 |
50 - 150 PSI |
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1" |
RVI2010T-BR-0/50 |
0 - 50 PSI |
2" |
BPS0520T-SS-0/50 |
0 - 50 PSI |
NPT |
RVI2010T-BR-50/150 |
50 - 150 PSI |
NPT |
BPS0520T-SS-50/150 |
50 - 150 PSI |
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1 1/4" |
BPS0511T-SS-0/50 |
0 - 50 PSI |
2" |
BPS0520A-SS-0/50 |
0 - 50 PSI |
NPT |
BPS0511T-SS-50/150 |
50 - 150 PSI |
Flanged |
BPS0520A-SS-50/150 |
50 - 150 PSI |
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1 1/4" |
BPS0512A-SS-0/50 |
0 - 50 PSI |
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Flanged |
BPS0512A-SS-501/50 |
50 - 150 PSI |
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Pressure Relief Valves
Phillips Pump relief valves (series WR) for fuel oil service are capable of controlling outlet
pressures up to 300 PSI. Bodies are cast bronze, 1/2" through 2" NPT pipe thread, angle
design with either bronze or optional Buna N seats for leak free service. Typical service
applications include system pressure control, balancing, and pump bypass relief.
- Capacities: to 16 GPM
- Maximum inlet pressure: 300 PSIG
- Pressure range: 1 to 300 PSIG with four adjustable spring ranges
- Sizes: 1/2" to 2"
- Material: cast bronze body with stainless steel ball and bronze seat on 1/2" to 1 1/2" NPT;
bronze plug and seat on the larger sizes
Size (NPT) |
Part Number |
Pressure Range |
Size (NPT) |
Part Number |
Pressure Range |
1/2" |
WR-12-4 |
1 - 12 PSI |
1 1/4" |
WR-15-4 |
1 - 12 PSI |
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WR-12-3 |
5 - 35 PSI |
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WR-15-3 |
5 - 35 PSI |
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WR-12-2 |
25 - 100 PSI |
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WR-15-2 |
25 - 100 PSI |
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WR-12-1 |
75 - 300 PSI |
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WR-15-1 |
75 - 300 PSI |
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3/4" |
WR-13-4 |
1 - 12 PSI |
1 1/2" |
WR-16-4 |
1 - 12 PSI |
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WR-13-3 |
5 - 35 PSI |
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WR-16-3 |
5 - 35 PSI |
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WR-13-2 |
25 - 100 PSI |
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WR-16-2 |
25 - 100 PSI |
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WR-13-1 |
75 - 300 PSI |
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WR-16-1 |
75 - 300 PSI |
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1" |
WR-14-4 |
1 - 12 PSI |
2" |
WR-17-4 |
1 - 12 PSI |
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WR-14-3 |
5 - 35 PSI |
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WR-17-3 |
5 - 35 PSI |
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WR-14-2 |
25 - 100 PSI |
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WR-17-2 |
25 - 100 PSI |
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WR-14-1 |
75 - 300 PSI |
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WR-17-1 |
75 - 300 PSI |
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