Rittal SK 3305540 TopTherm Blue e Cooling Unit

Description

The Rittal SK 3305540 is a high-efficiency wall-mounted cooling unit from the TopTherm Blue e series. It is engineered to provide reliable climate control for industrial enclosures, protecting sensitive electronics from overheating. With a cooling output of 1.6 kW, it is suitable for a wide range of applications. This unit operates on both European and North American power grids, offering flexibility in deployment.

Specifications

• Manufacturer: Rittal
• Model: SK 3305540
• Series: TopTherm Blue e
• Cooling Output L35 L35 (50/60 Hz): 1.60 kW / 1.61 kW
• Rated Operating Voltage: 400 V, 3~, 50 Hz / 460 V, 3~, 60 Hz
• Rated Current (50/60 Hz): 2.5 A / 2.8 A
• Refrigerant: R134a (500 g)
• Operating Temperature Range: 10 deg C to 55 deg C
• Protection Rating (Internal/External): IP 54 / IP 34
• Weight: 42 kg

Label Info

• Model: SK 3305540 REV R01
• S/N: 2020K000029779
• Date of Manufacture: 11.03.2020

Application

This cooling unit is ideal for dissipating heat from electrical enclosures in manufacturing plants, data centers, and other industrial environments to ensure the stable operation and longevity of components such as PLCs, drives, and power supplies.

Country of Origin

Made in Italy.

CO2 Impact

Opting for a reconditioned unit like this one prevents the manufacturing of a new product, saving an estimated 195 kg of CO2 emissions. This saving is a significant contribution to sustainable industrial practices.

Availability

This item is in stock and ready for immediate dispatch. Order now from PLC2Day for expert support and fast delivery.

FAQ

What is the required mounting cutout for the SK 3305540?

The Rittal SK 3305540 requires a specific cutout for wall mounting. Always refer to the official Rittal installation manual for the exact dimensions and tolerances to ensure a proper seal and optimal cooling performance.

For optimal efficiency and to prevent overheating, the filter mats should be inspected regularly. The frequency depends on the ambient dust level, but a general guideline is to check monthly and clean or replace as needed. A clogged filter severely reduces cooling capacity.

Yes, this unit features a terminal strip for connecting external alarms or status indicators. For more advanced remote control and monitoring, an optional IoT interface or a specific controller accessory from Rittal might be required, depending on the desired level of integration.

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Last Update: Friday, March 13, 2026