Description
Benefits:
The NEPTUNE G HEX chiller-only version is very efficient, with EER values up to 5.2 at full load, SEER up to 6.8, and SEPR HT up to 9.7. The NEPTUNE G HP heat pump version has COP values up to 4.5 and SCOP LT up to 6.5.
R454B is a low-GWP refrigerant with wide operating limits. It can produce hot water up to +65 °C at ambient temperatures as low as -7 °C (dT ≤ 10 °C).
Compact design (just 0.88 m wide)
Very low noise level (down to -8 dB(A) for the S model).
Technical Specifications:
Scroll compressors, stainless steel brazed plate evaporator with external insulation, flow switch (supplied loose), and antifreeze protection electric heater.
Condenser: stainless steel brazed plate type, externally insulated, complete with flow switch (supplied loose).
Microprocessor, communication card (RS485).
Housing is built of galvanized base and pre-painted metal sheet with epoxy powder (sizes up to 041).
Housing built with high gauge structure in galvanized steel (sizes range from 042 to 192);
Electronic expansion valve.
Options:
Compressor automatic circuit breakers, refrigerant gauges, phase failure protection relay, closed panel housing, Victaulic kit, and soft starter.
Sea container kit.
Features include automatic hydraulic pump switching and a leak detection.
The evaporator side requires a low leaving water temperature kit below 0 °C, whereas the condenser side requires a high leaving water temperature kit above 65 °C.
Ball valves on the discharge and liquid lines (only for the condenserless model).
Kits:
Features include a remote control display, water strainer, water gauges, liquid receiver (available exclusively for condenserless models), and rubber anti-vibration mounts.
Versions:
NEPTUNE G – Cooling only chiller (HE) Standard Efficiency
– HEX High efficiency.
NEPTUNE G: Condenserless unit
NEPTUNE G HP Heat Pump (reversible on the hydraulic side).
Acoustic Configurations:
Standard features include low noise at -3 dB(A) and S. Super low noise, up to -8 dB(A).
Hydraulic Options:
B/A User Side
L/H source side SB buffer tank (not present in HP version)





