APV Positive Displacement Pump. Model: R3R. S/N: H-3470. (2) 3-3/4 in. rotors. (1) 1-1/2 in. acme inlet. (1) 1-1/2 in. acme outlet. Don Ltd Horsforth Control Panel: Ref. D17363, Type 1- For indoor use only, supply voltage 24 VDC, Phases N/A, Frequency N/A, Full Load 4W, Largest Motor Rating N/A. (2) Allen Bradley Bulletin 836 Nema 1 type pressure controls inside Control Panel. Sew Eurodrive Inc. motor drive 28.93 ratio, rpm in 460-2290/16-80 rpm out, 1.270 torque. Sew Eurodrive Inc. motor 2 Hp, 460-2290 rpm, 230/460 volts, 6.0/3.0 amps, 60 Hz, 3 phase. Overall dimensions: 4 ft. 1-1/4 in. L. x 1 ft. 10-3/8 in. W. x 6 ft. 9 in. H.