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AHP Differential Pressure Controller
Brand: Danfoss
AHP is a self-acting differential pressure controller primarily for use in district heating systems or in secondary district heating systems as well.
The controller closes on rising differential pressure.
The controller has a control valve, an actuator with one control diaphragm and setting spindle for differential pressure setting.
Specifications
Brand
Applications
- District Heating
- Return Mounting
Approvals & Certifications
- EN 1092-2 & EN 1092-3
BSP Connection
- G 1” A Male - Cylindrical External Thread According to DIN ISO 228/1
- G 1-1/4” Male A - Cylindrical External Thread Acc. to DIN ISO 228/1
- G 1-3/4” Male - Cylindrical External Thread Acc. to DIN ISO 228/1
- G 2” A Male - Cylindrical External Thread Acc. to DIN ISO 228/1
- G 2-1/2” A Male - Cylindrical External Thread Acc. to DIN ISO 228/1
- G 3/4” A Male - Cylindrical External Thread Acc. to DIN ISO 228/1
Cone Material
- Valve: 303 Stainless Steel
Diaphragm Material
- EPDM
Differential Pressure
- Actuator - psi: 0.39 to 14.5 (kPa: 2.7 to 100, bar: 0.2 to 1)
- Valve - psi: 36 (kPa: 250, bar: 2.5) - Max.
Enclosure, Body Material
- Valve & Actuator (DN 15-40) - Dezincing Free Brass CuZn36Pb2A
- Valve & Actuator (DN 50-100) - Grey Cast Iron EN-GJL-250 (GG-25)
Flange Size - 1-1/2” (DN 40)
- 1-1/2” (DN 40) - PN 16
Flange Size - 1-1/4” (DN 32)
- 1-1/4” (DN 32) - PN 16
Flange Size - 1” (DN 25)
- 1” (DN 25) - PN 16
Flange Size - 1/2” (DN 15)
- 1/2” (DN 15) - PN 16
Flange Size - 2-1/2” (DN 65)
- 2-1/2” (DN 15) - PN 16
Flange Size - 2” (DN 50)
- 2” (DN 50) - PN 16
Flange Size - 3” (DN 80)
- 3” (DN 80) - PN 16
Flange Size - 3/4” (DN 20)
- 3/4” (DN 20) - PN 16
Flange Size - 4” (DN 100)
- 4” (DN 100) - PN 16
Flow Capacity
- 0.94 to 47 scfm (1.6 to 80 m³/hour)
Materials of Construction
- Impulse Tube - Copper
- Impulse Tube - Stainless Steel
Measuring Range
- pH: 7 to 10 - Medium
Media
- Circulation Water
- Glycolic Water up to 30 %
Mounting Position
- Any Orientation
Nominal Pressure
- psi: 232.1 (bar: 16, kPa: 1,600)
O-Ring Material
- EPDM
Pressure Range
- psi: 0 to 14.5 (kPa: 0 to 100, bar: 0 to 1)
Process Temperature
- Medium: 2° to 120° C (35° to 248° F)
Seat / Seal Material
- CuZN36Pb2As: Valve Cone
- Metal Sealing
- Sealing: EPDM
- Valve: 303 Stainless Steel
Temperature Range
- 0° to 120° C (32° to 248° F)
- District Heating
- Return Monting