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Johnson Controls P72AA-1C

Johnson Controls P72 1-Function Low Pressure Control, 20 Inch Hg - 100 psi, Opens On Low Pressure
SKU: 21178
Manufacturer part number: P72AA-1C
Manufacturer:

Johnson Controls


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Johnson Controls P72 Pressure Control, 1-Function, Low Pressure, 20 Inch Hg - 100 psi, 7 - 50 psi Differential, Opens On Low Pressure, DPST Switch, 208/220/240 VAC, 1/3 Phase, 1/4 Inch Flare Nut, 36 Inch Capillary Length, Universal Mount, NEMA 1, 2-1/4 Inch L x 4 Inch W x 4-1/16 Inch H, Steel Case, Includes: Universal Mounting Bracket
  • All-steel case and cover built to provide long lasting, rugged protection for internal components
  • “Sight-Set” calibrated pressure adjustment displays a visible pressure scale, fully adjustable through the range without removing the cover (on NEMA 1 enclosure models)
  • Manual reset lockout option provides “trip free” low pressure lockout that cannot be overridden or reset until pressure returns to specified level
  • Limited knob adjustment option restricts control adjustment ranges and deters tampering and over-adjustment
  • Motor: 3 hp at 208/240 VAC 1 phase; 5 hp at 208/220 VAC 3 phase
  • Motor full load A: 18.7 FLA at 208 VAC 17 FLA at 240 VAC 1 phase; 15.9 FLA at 208 VAC 15 FLA at 220 VAC 3 phase
  • Motor locked rotor A: 112.2 LRA at 208 VAC 102 LRA at 240 VAC 1 phase; 95.4 LRA at 208 VAC 90 LRA at 220 VAC 3 phase
  • AC non-inductive A: 24 A at 208/220/240 VAC 1/3 phase
  • DC non-inductive A: 0.5 A at 208/220/240 VAC 1/3 phase
  • Pilot duty: 125 VA at 120 - 600 VAC 57.5 VA at 120 - 300 VDC
  • Maximum overpressure: 325 psi
  • Maximum working pressure: 100 psi

Standard/Approvals: UL Listed

Application: Non-Corrosive Refrigerants and A/C Refrigeration


Products specifications
Attribute nameAttribute value
Capillary Length36 Inch
Connection Type1/4 Inch Flare Nut
Contact FormDPST, Opens On Low Pressure
Contact Rating208/220/240 VAC, 1/3 Phase
Differential7 - 50 psi
Dimensions2-1/4 Inch L x 4 Inch W x 4-1/16 Inch H
Enclosure TypeNEMA 1
ManufacturerJohnson Controls
MaterialSteel Case
Mounting TypeUniversal
Pressure Range20 Inch Hg - 100 psi
SeriesP72
Type1-Function, Low Pressure