Cold Jet PR350H Pre-Installation page 13

The Degasser (Armstrong) kit will need to be integrated into the production system by the
customer's piping contractor.
Gas CO Exhaust System
2
An exhaust pipeline with an internal diameter greater than 2.5 inches is installed to facilitate
the exhaust CO gas from the dry ice production process. The exhaust CO
2
at a safe location outside of the building with a weatherproof outlet that prevents rainwater or
other contaminants from blocking or creating back-pressure to the pelletizer.
Additionally, the CO
2
generate condensation. Cold Jet recommends installing an Armaflex insulation or similar
product to prevent this condensation from dripping down onto the machine or production
room floor.
Gas CO Exhaust System
2
Gas CO Exhaust Volume
2
Gas CO Exhaust Volume (Standard Conditions)
2
Operating Design Gas CO Pressure (PRV)
2
Max Allowable Back-Pressure
Gas CO Line Size Minimum ID
2
Gas CO Connection at Pelletizer (Welding Stud)
2
Figure 3: Degasser (Armstrong) Kit
exhaust could have a temperature as low as -27°C (-16.6°F) which may
132 kg/hr (291 lb/hr)
PR120H PR350H
385 kg/hr (489 lb/hr)
77 N·m /hr 224 N·m
3
1 barg (14.5 psig)
< 1.0 bar (< 14.5 psi)
50 mm (2 in) 63.5 mm (2.5 in)
50 mm (2 in) 63.5 mm (2.5 in)
Pre-Installation Guidelines & Checklist
gas must be vented
2
PR750H
825 kg/hr (1819 lb/hr)
/hr 481 N·m
3
63.5 mm (2.5 in)
63.5 mm (2.5 in)
/hr
3
9