Rittal TopTherm Blue e Enclosure Cooling Unit SK 3305540

Description

The Rittal SK 3305540 is a high-efficiency wall-mounted cooling unit from the TopTherm Blue e series, engineered to provide reliable climate control for industrial enclosures and cabinets. With a cooling output of 1.60 kW, it effectively dissipates heat from sensitive electronic components, preventing thermal-related failures and extending equipment life. Its dual-voltage capability allows for flexible deployment in various international power systems. This unit is an ideal solution for maintaining optimal operating conditions in demanding industrial environments.

Specifications

• Total Cooling Output (L35 L35, 50Hz): 1.60 kW
• Total Cooling Output (L35 L35, 60Hz): 1.61 kW
• Rated Voltage: 400 V, 3~, 50 Hz / 460 V, 3~, 60 Hz
• Rated Power Input: 0.90 kW (50Hz) / 1.08 kW (60Hz)
• Refrigerant: R134a (500 g)
• Operating Temperature Range: 10 deg C to 55 deg C
• Protection Category (Internal Circuit): IP 54
• Protection Category (External Circuit): IP 34
• Weight: 42 kg

Label Info

• Manufacturer: Rittal
• Type: SK 3305540
• Serial Number: 2017K000238028

Application

This cooling unit is designed for a wide range of applications including industrial automation control cabinets, IT server racks, and any enclosure housing heat-sensitive electronic equipment that requires a stable operating temperature.

Country of Origin

Made in Italy.

CO2 Impact

By purchasing this reconditioned unit, you are preventing the emission of approximately 490 kg of CO2 associated with the manufacturing of a new one. This choice supports a circular economy and reduces industrial waste.

Availability

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

FAQ

Question?
What are the required input voltages for the SK 3305540?

This is a dual-voltage unit, designed to operate on both 400V/50Hz and 460V/60Hz 3-phase power supplies, making it versatile for different regional standards.

Yes, this unit is supplied with its original accessory pack which includes the necessary sealing tape and mounting materials for installation.

The unit uses R134a refrigerant. While newer refrigerants with lower GWP exist, R134a is still widely used and serviceable in many regions. However, it is always recommended to check your local environmental regulations regarding its use and handling.

Last Update: Friday, March 13, 2026

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