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  Ducted Split Unit (High Capacity) (DSP)


• Wide range of capacities:

DSPa - R134a from- 6.3 T.R to 124 T.R. @ 50 Hz - 6.7 T.R. to 138 T.R. @ 60 Hz
DSPc - R407c from- 5.7 T.R. to `68 T.R. @ 50 Hz - 6.3 T.R. to 186 T.R. @ 60 Hz
DSP4 - R410a from- 6.2 T.R. to 165 T.R. @ 50 Hz - 6.8 T.R. to 185 T.R. @ 60 Hz

• Easy installation and maintenance

• Quiet operation and optimal performance

• Ideal for residential applications


DSP High Capacity Units (DSP4 Series) are designed specifically for easy maintenance and installation for medium and large-sized air conditioning systems for commercial and residential applications such as homes, stores, shops, villas, restaurants, commercial complexes, offices, laboratories, theaters, showrooms, etc.
These ducted split units may be used for cooling or heating (optional heat pump), other optional controls and accessories are available to meet different design requirements.


• With hermetic scroll compressors

• Easily accessible IP 55 electrical panel

• Motors have internal thermal protection

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

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

• Unit is fully charged with Nitrogen

• Axial condenser fans for quiet operation

• Indoor unit is supplied with either direct (RAC and CMD model) or belt driven (CM and PAH model) fan motor

• Options include heat pump operation, electric heater, centrifugal condenser fans, etc.

All models specifications are subject to change without prior notice.
Petra Engineering Industries Co. is a market leader as a designer and manufacturer of sophisticated, high quality commercial and industrial HVAC equipment.
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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."