Water-cooled industrial liquid chiller bi-frequency version kW 60Hz - 12.4 - 191.7 kW

€ 11,100
They are compact units designed for use in an industrial environment, equipped with hermetic scroll compressors, shell and tube condensers and an innovative finned coil evaporator inserted inside a hydraulic storage tank.
Thanks to the wide operating limits, the possibility of operating in both pressurized and atmospheric hydraulic circuits and thanks to the numerous versions and options available, the TWEevo TECH is at the top of its category, allowing great application versatility and a high level of reliability. .
The optimal solution for all industrial applications that require high performance, continuity of operation and reduction of management costs.
Benefits:
Innovative finned coil evaporator immersed in the hydraulic tank, characterized by low pressure drops and reduced sensitivity to fouling;
Plate and tube bundle condensers with low water pressure drops to contain the operating costs of the pumping units;
Reduced sound pressure level;
R410A refigerant fluid (ODP = 0), able to guarantee excellent performance thanks to the best heat exchange properties;
Standard storage tank for precise control of the water outlet temperature even in conditions of variable thermal load;
Operating limits at the top of the category (Tw out evap.MIN = -10 ° C standard);
Standard hydraulic circuit suitable for both pressurized (6 barg) and atmospheric systems;
Compact structure;
Can be used for outdoor installations (IP54 electrical protection degree);
Hydraulic safety by-pass;
Wide range of accessories and kits for customized solutions;
Ease of installation, use and maintenance;
Stable and reliable operation suitable for working on an ongoing basis (24/7);
Operation in MASTER / SLAVE mode from 2 to 5 units;
This type of article can be 100% customized to your needs;
We produce custom-designed equipment request a free quote - CONTACT US -

Pump Bi-frequency version

Bi-frequency cooling capacity kW 60Hz

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Description
Nominal cooling capacity 12.4 - 191.7 kW; Nominal operating conditions: ambient temperature +25 ° C, evaporator IN / OUT water temperature 20/15 ° C (UNI EN 14511: 2018).
The Bi-frequency version with Pump; It can be powered in 400/3/50 Hz or 460/3/60 Hz. Hydraulic circuit as 50 Hz, axial fans only with ON / OFF control.
The Bi-frequency version without Pump; It can be powered in 400/3/50 Hz or 460/3/60 Hz. Hydraulic circuit as 50 Hz, axial fans only with ON / OFF control. It includes the equipment to manage and power an external pump equivalent to a P3 (not supplied).
Technical features:
Structure in galvanized carbon steel sheet and hot painted with polyester powders;
R410A refrigerant;
High efficiency hermetic scroll compressors;
Finned coil evaporator with copper pipes and aluminum fins inserted inside the buffer tank;
Plate condensers (mod.031-161) and tube bundle (from mod.201) optimized for R410A refrigerant gas;
Electronic expansion valve;
HP / LP refrigerant pressure gauges (from mod.031);
Integrated hydraulic unit consisting of: single or double medium or high head circulation pump, inertial tank, safety valve, air bleed valve;
IC208CX advanced microprocessor control easily interfaced with RS485 ModBus supervision systems;
Clean general alarm contact and digital input for remote ON / OFF;
Water delivery pressure gauge;
Phase monitor;
Compressor crankcase heaters;
Conductive level sensor;
Power supply 400/3/50.
Versions:
Non Ferrous pressurized hydraulic circuit (mod.015-351);
Power supply 460V / 3/60 Hz UL508A - CSA 22.2-14.
 Accessories:
P3, P5 pumps, double pumps in stand-by P3 + P3 or P5 + P5 (mod.201-802); SP (version without pump);
Condensing pressure control with pressostatic valves or servo-controlled modulating valves (TOWER / WELL);
Evaporator side differential hydraulic bypass valve (mod.031-602);
Anti-freeze protection by wire resistors wrapped around the tank and the pump;
Soft starter: option with factory installation (mod. 381- 802).
Kits sold separately;
Tank for manual loading of atmospheric hydraulic circuits;
Automatic filling system for pressurized hydraulic circuits;
Condensation control valve kit (TOWER / WELL);
Glycol loading device;
BSP-NPT hydraulic fittings;
Automatic hydraulic by-pass over-pressure valve (Mod. 031-602);
Remote ON / OFF;
Remote terminal;
RS485 supervision system, XWEB300D EVO;
MASTER / SLAVE (from 2 to 5 units).
MTA00556

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