Specifications:
The document provides technical specifications for a series of industrial equipment models, specifically the ECO46 series. These models operate at frequencies of 50 Hz and 60 Hz and include variations such as ECO46-1S/4, ECO46-2S/4, ECO46-1L/4, and ECO46-2L/4. The efficiency ratings for these models range from 95.9% to 97.3% under different conditions.

Electrical Ratings:
The equipment is rated for various voltages including 400 V and 480 V, with configurations available in Series Star (Y), Parallel Star (YY), Series Delta (∆), and Parallel Delta (∆∆). The equipment is designed for 3-phase continuous operation with a power factor of 0.8.

Thermal and Mechanical Protection:
The document specifies thermal protection classes CL. H (∆T= 125 °C) and CL. F (∆T= 105 °C), with ambient temperature considerations of 40 °C. Mechanical protection ratings include IP21, IP23, and IP45.

Performance and Dimensions:
The equipment's performance is detailed with standby ratings and temperature rise specifications. Noise levels are measured in dB(A), and air volume is specified in m3/min for both 50 Hz and 60 Hz operations. The document also provides detailed dimensions for different models, including overall dimensions in mm.

Accessories and Additional Features:
Additional features include parallel device options, thermal protection devices like PTC and PT100, and various regulators such as DSR and UVR6. The document also mentions optional accessories and mechanical protection features.

Contact Information:
The document provides contact details for MECCALTE spa, including their address in Creazzo, Italy, phone number, fax, email, and website.