Description / remarks:
New Sabroe SAB / Johnson Controls / Comron Industrial Refrigeration SL freezing pump installation is assembled by Comron International from the following main components:
- New 2x Sabroe / Johnson Controls screw compressor packages, Type SAB 233E VSD, consisting of: Horizontal oil separator, thermosiphon shell-and-plate heat exchanger / oil cooler, Unisab III controllers, 570 kW E-motors IE4, IP55 with insulated bearings, economizer connection with control station
- New own brand: Comron Industrial Refrigeration SL - low-pressure separator -40°C (surge drum) with a volume of 10 m³ equipped with 2 used hermetic ammonia liquid pumps
- New eco vessel -10°C, 3 m³ own brand: Comron Industrial Refrigeration SL
- New high-pressure liquid tank for thermosiphon application 2 m³ own brand: Comron Industrial Refrigeration SL
- New control panels with 500 kW frequency inverters for compressors 1 and 2 brand: Yaskawa
- Used control panel for the complete installation with new wiring, Siemens S7 1200 PLC Simatic HMI touchscreen with custom-made software
- Baltimore Aircoil Company / Evapco – used evaporative condenser of choice
- All required shut-off valves, Danfoss PM valves, control stations, floats, electronic liquid level controllers etc.
- All required P&ID drawings, E-schematics and PED pressure certificates
The mentioned cooling capacity of 1010 kW is with refrigerant R717/ammonia at -40°C/+35°C/ECO 60 Hz with a rotational speed of 3600 RPM, resulting in an absorbed motor power of 668 kW for 2 compressors.