Rittal TopTherm Plus Roof-Mounted Cooling Unit SK 3382500, 230V, 500W, with Comfort Controller

When heat builds up inside an enclosure, sensitive electronics start to fail. The Rittal TopTherm Plus roof-mounted cooling unit, model SK 3382500, delivers a reliable 500 watts of cooling capacity to keep your control cabinets and industrial systems within their safe operating range. Engineered for 230V single-phase power, this unit is a robust solution for maintaining optimal temperatures in demanding environments.

Who is it for

This cooling unit is ideal for electrical engineers, panel builders, and maintenance professionals who need to protect PLCs, drives, and other critical components from overheating. Whether you are upgrading an existing cabinet or building a new one, the TopTherm Plus provides the performance and durability required for continuous industrial operation.

Main features

• 500 W cooling capacity (L35/L35) ensures effective heat dissipation for medium-sized enclosures.
• Comfort controller with digital temperature display allows precise monitoring and adjustment.
• Nano-coated condenser enhances heat exchange efficiency and resists corrosion.
• Integrated electronic condensate evaporator eliminates the need for external drainage.
• Fault message output and door switch contact provide remote status indication and safety.
• Roof-mounted design saves space and simplifies installation.

Specifications

• Rated voltage: 230 V, 1~, 50/60 Hz
• Rated current: 2.5 A (50 Hz) / 2.7 A (60 Hz)
• Power consumption: 0.5 kW (50 Hz) / 0.6 kW (60 Hz)
• Cooling capacity (L35/L50): 400 W
• Operating temperature range: +10 °C to +55 °C
• Protection category IP (internal): IP54
• Protection category IP (external): IP34
• Refrigerant: R134a, 0.3 kg
• Material: Sheet steel
• Colour: RAL 7035
• Noise level: 66 dB(A)

Tips

For optimal performance, ensure the condenser air intake is unobstructed and clean the nano-coated condenser regularly. Use the Comfort controller to set precise temperature thresholds and monitor status remotely via the fault message output.