Specifications include, but are not limited to: 3.2.1 Compressor: Gas compressor shall be Ariel model JGP/1 or (equivalent). Rated BHP of 85 (minimum), and 18 consumed BHP, 1180 RPM, 3.0" stroke, single stage, and single throw. Each cylinder shall be 5-1/8" double acting, 454 Regulated Drive Pressure (RDP) / 500 Maximum Allowable Working Pressure (MAWP) psig cylinder (with HE valve uploaders). Vibration and pulsation analysis shall be in accordance with API Design Approach 3. Frame is rated to 85 or more BHP. Gas flow is 500 CFM with suction pressure 90-140 psig (minimum) and a suction temperature of 80 °F. Ambient design temperature shall be at 100 °F. The compressor shall be designed to operate at 250 CFM or 500 CFM for extended periods (continuously). Compressor assembly design shall be reviewed during pre-construction conference. 3.2.2 Driver: On each GE motor or equivalent, 25 BHP minimum, 1775 RPM, 480 V, 3 Phase, 60 Hz, 1.15 Service Factor (SF), motor size is subject to Engineering review during pre-construction conference. Totally Enclosed Fan Cooled (TEFC)/XP enclosure.