Bristol Compressors - H82J283DBVA 

Technical Specs:
Crankcase Heater: 30 Watts
Compressor Type: Reciprocating
Discharge ID: 0.50
Footprint: 7.50 x 7.50
Height: 15.00
Hertz: 60
Capacity Rating - BTU/hr: 28,000

Phase: 3
Rated Load Amps: 3.90
Run Capacitor: N/A
Suction ID: 0.75
Volts: 460 V
Refrigerant type: R410A