EXPsystems – Polyvalent ecological water-cooled system. Range with scroll hermetic compressors and R410A refrigerant gas.

Construction features

• Compressor: hermetic, rotary scroll type, complete with thermal protection.
• Primary side (user) and secondary side (recovery) heat exchanger and disposal unit: suitably insulated stainless steel plates, complete with antifreeze heater and water flow differential pressure switch.
• Control: microprocessor electronic control, iDRHOSS compatible with AdaptiveFunction logic.
• Condensing control: pressure switch valve and bypass solenoid valve.
• Structure: made of galvanised and painted steel plate with polyester powder coating, complete with soundproofed compressor.

Models

• TXHEY: EXPsystems unit.

PUMP set-up

• Primary side (user): pump unit complete with electric circulation pump, membrane expansion tank, safety valve, water drain valve, manual air vent valve and pressure gauge.
• Well/tower side (disposal unit): drain valve and vent valve. Internal valve for primary side system supply (user) from external network (disposal unit side: well or tower).
• Secondary side (recovery): pump unit complete with electric circulation pump, membrane expansion tank, safety valve, water fill and drain valve, manual air vent valve and pressure gauge.

Factory fitted accessories

• Digital input for double set-point
• 4-20mA analogue signal for shifting set-point.

Separately supplied accessories

• Buffer tank.
• Buffer tank connection pipes.
• Water filter.
• Rubber anti-vibration mounts.
• Antifreeze heater on the buffer tank.
• Remote keypad with display.
• Clock board.
• Interfaces for serial communication with other devices.
• Serial converter (RS485/USB).
• Rhoss supervisors for unit monitoring and remote management.