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All Products >  Packages >    PPS Series (Standard) Unitary Packaged Units – Semi Hermetic Compressors >  
   
  PPS Series (Standard) – With Semi - Hermetic Compressors
   
     
   

HIGHLIGHTS

• Wide Range of Capacities: PPS & PPSc-R22 & R407c (14 T.R. to 116 T.R. @ 50 Hz) , ( 15 T.R. to 128 T.R. @ 60 Hz ) 

• Quiet operation

• Compact design

• Custom-made designs 

 

DESCRIPTION

Our rooftop package units are highly efficient and designed for use in commercial and industrial applications. They can be equipped with optional controls and accessories to fit customer requirements. Our packages are designed for quick and easy installation. These units may be used for cooling and heating.


TECHNICAL FEATURES AND OPTIONS

• With Semi-Hermetic Reciprocating or Screw Compressors

• Easy installation and maintenance

• Direct drive axial condenser fans

• High performance evaporator fans are used for quiet and efficient operation. They are selected according to the
   required external static pressure to achieve the required airflow rate

• Compressors are equipped with crankcase heater, and internal protection against over-current

• Exposed insulated refrigeration lines covered with special protective wrapping for long lasting resistance

• Unit Casing is fabricated from heavy gauge galvanized steel with oven baked polyester electro-static powder paint.

• Variable Air Volume (VAV) and Constant Volume (CV) Models

• Independent Refrigeration Circuits

• Low noise levels achieved by special indoor and outdoor fans

• Suitable for ultra-low noise applications by using Petra’s specially designed compressor compartments and sound
   attenuators for and/or supply air

• Heavy gage electrical panel welded all around and supplied with hinged doors and handles

• Easily accessible IP 55 electrical panel

• Advanced Microprocessor controller (DDC) with BMS Integration

• Single power entry point

• External charging ports with caps for easy servicing of units

• Equipped with complete line of accessories for safe operation and control

• Options include electric heat, fully fresh air units, heat pump units, as well as energy saving economizer control systems
   with roof curbs and downward discharge, etc.

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All models specifications are subject to change without prior notice.
 
   
 
   

Disclaimer: “These are pictures of representative customers who have purchased air conditioning, heating, refrigeration or ventilation equipment from Petra Engineering Industries. Our inclusion of these pictures should not suggest that these customers endorse our products."