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TECHNICAL BULLETINS

Literature - Technical Bulletins

Engineering Bulletin - Blast Freezers

Details
  • Temperature Range -60° + 32°
  • 16 ga. mill galvanized steel outer casing for carefree maintenance.
  • Staggered tube in direction of air flow.
  • Total accessibility to expansion valve, Electrical connections, components and heaters without special tools.
  • All units are equipped with permanently lubricated, totally enclosed ball bearing motors.
  • Electric and hot gas defrost models have two drain connections. Water has three drain connections.
  • Freon Coil: Tubes of 5/8” O.D. seamless copper mechanically expanded into fin collars.
  • Aluminum fins have extruded holes and collars. Tube sheets of 16 ga. steel with extruded holes for tubes. Headers of seamless copper tube with ODS connections. All joints brazed with an alloy of copper-silver-phosphorus, using no flux. Coil tested to 250 PSI minimum dry air pressure while fully submerged in water. Circuited for direct expansion with multi-outlet distributor.
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