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Figure 63: Capillary connector dimensions, mm (in.) Selection chart Table 181: P77 Series Controls for high pressure applications selection chart Model number Individual pack Bulkpack Pressure connection Switch action Range bar (psi) Differential bar (psi) Maximum bellows pressure bar (psi) -13500C -13500D 7/16-20 UNF6 mm (1/4 in.) flare fitting P77AAA -15500C -15500D 914 mm (36 in.) capillary with 6 mm (1/4 in.) flare fitting 3 to 12 (44 to 174) -13500C -13500D 7/16-20 UNF6 mm (1/4 in.) flare fitting P77BEA -15500C -15500D 914 mm (36 in.) capillary with 6 mm (1/4 in.) flare fitting SPDT 3 to 30 (44 to 435) Manual reset 1 33 (479) 1 The control cannot be reset until the pressure reduces 3 bar (44 psi) or lower below the high cut-out point. Technical specifications Table 182: P77 Series electrical ratings UL60730 1 24 120 208 240 Volts AC 50/60 Hz – Primary contact Secondary contact Primary contact Secondary contact Primary contact Secondary contact Horsepower – 1 0.33 1 0.75 1 1 Full Load Amperes – 16 7.2 9.2 7.6 8 8 Locked Rotor Amperes – 96 43.2 55.2 45.6 48 48 Resistive Amperes 16 16 8 10 8 10 8 Pilot Duty VA 125 720 720 720 720 720 720 1 When the primary contact is A–C, the secondary contact is A–B. When the primary contact is A–B, the secondary contact is A–C. Table 183: P77 Series applications Specification Description Product switch action Single-Pole, Double-Throw (SPDT) Pressure connection 7/16-20 UNF for 6 mm (1/4 in. SAE external flare fitting), or 914 mm (36 in.) capillary with 6 mm (1/4 in.) flare fitting Ambient conditions Temperature: -40 to 60ºC (-40 to 140ºF) Humidity: 0 to 95% R.H. non-condensing Enclosure Type 1: cast aluminum Dimensions (H x W x D) Type 1 enclosure: 88 x 80 x 53 mm (3.48 x 3.15 x 2.09 in.) Approximate shipping weight Individual pack: (Type 1 enclosure): 0.5 kg (1.1 lbs) Bulk pack: (Type 1 enclosure in multiples of 35 controls): 19 kg (41.88 lbs) Compliance cULus Listed; UL 60730, File SA516 Table 184: P77 for high pressure applications UL conformity declaration information Specification Description Purpose of control Pressure operating control: Automatic reset controls Pressure cut-out: Manual reset controls Construction of control Electromechanical 156 Refrigeration Products Catalog

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