VECTIOSPOWER TM PJ Compact air-air rooftop units Factory options and accessories (..continuation). Assembly (Group 6) + Indoor air direction (Group 25) C0 assembly CW assembly Standard Lower return plug-fan N I’’ R’’ + Rotary heat exchanger (passive recovery) E I’ R’ I’ I R I R CS assembly CQ assembly 2 dampers mixing box: Return plug-fan or R’ E fresh air damper interlocked I’’ R’’ centrifugal fan in top box with return damper N N I’ R’ I’ I R I CP assembly CT assembly Lower return plug-fan N Return plug-fan or R’ E centrifugal fan in top box + Cooling recovery circuit N E (active recovery) I’ I’ I R I CR assembly CL assembly (upon request) Lower return plug-fan N Return plug-fan or R’ + centrifugal fan in top box E Cooling recovery circuit + (active recovery) Rotary heat exchanger (passive recovery) N E I’ I’ I R I CK assembly (upon request) Legend 3 dampers mixing box: I Lower air supply R Lower air return fresh air damper and N Lateral air supply I’ R’ Lateral air return exhaust air damper I’’ Upper air supply R’’ Upper air return E N Fresh air intake E Exhaust air outlet I’ Note: only one of the three possible options (lower, lateral or upper) can be selected for both, supply and return. The airflow direction selected for supply and return (lower or lateral) is I R easily interchangeable on site. Indoor airflow direction (Group 25) 0 Lower supply and lower return 3 Lateral supply and lateral return 6 Upper supply and lateral return 1 Lateral supply and lower return 4 Upper supply and lower return 7 Lower supply and upper return 2 Lower supply and lateral return 5 Lateral supply and upper return 8 Upper supply and upper return CATALOGUE 2021 257 257