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Pfannenberg Cooling Unit UL listed DTS 3181 230V SC N4X VAHDTS 3181 230V SC N4X VA
Pfannenberg DTS 3181 13385441158 is a UL-listed 230 V AC NEMA Type 4/4X industrial enclosure cooling unit providing 1235 W cooling capacity with a 304 stainless-steel cover and closed-loop thermal management.
£3,137.60
Why Choose the Pfannenberg DTS 3181 13385441158 Cooling Unit?
The Pfannenberg DTS 3181 13385441158 is a robust UL-listed industrial enclosure cooling unit designed for reliable closed-loop thermal management of electrical cabinets, control panels and automation systems. Part of the proven Pfannenberg DTS 31X1 series, it removes heat generated by sensitive electrical and electronic equipment while keeping conditioned enclosure air separated from the surrounding environment.
Designed for a 230 V AC, 50/60 Hz supply, the DTS 3181 provides a cooling capacity of approximately 1235 W at A35/A35 according to EN 14511. Its closed-loop refrigeration system helps prevent ambient dust, moisture and contaminants from being continuously drawn across PLCs, variable frequency drives, power supplies and other sensitive components.
Part number 13385441158 is the NEMA Type 4/4X stainless-steel version of the DTS 3181. It features a galvanised sheet-steel housing with a 304 stainless-steel cover, an integrated condensate evaporation system and an operating temperature range of 0 to +55 °C. Measuring approximately 749 × 394 × 293 mm, it provides dependable cooling for demanding industrial and washdown-oriented enclosure applications.
Key Advantages
- Robust industrial enclosure cooling unit for demanding control cabinet applications.
- 1235 W cooling capacity at A35/A35 according to EN 14511.
- 230 V AC, 50/60 Hz operation for industrial electrical systems.
- NEMA Type 4/4X protection towards the enclosure when correctly installed.
- 304 stainless-steel cover provides excellent corrosion resistance.
- Closed-loop cooling keeps ambient air separated from conditioned enclosure air.
- Integrated condensate evaporation helps prevent water accumulation beneath the unit.
- Large condenser fin spacing supports extended maintenance intervals in industrial environments.
Key Features
- Pfannenberg DTS 3181 enclosure cooling unit.
- 230 V AC rated voltage with ±10% tolerance.
- 50/60 Hz operation.
- 1235 W cooling capacity at A35/A35.
- 570 W cooling capacity at A35/A50.
- 795 W power consumption.
- 4.0 A nominal current consumption at A35/A35.
- NEMA Type 4/4X protection towards the enclosure.
- Adjustable temperature control from +25 to +45 °C.
- Integrated condensate evaporation system with safety overflow.
Reliable Closed-Loop Cooling for Industrial Enclosures
Industrial enclosure cooling units such as the Pfannenberg DTS 3181 use a closed-loop refrigeration system to transfer heat from inside an electrical cabinet to the surrounding environment. Separate internal and external airflow circuits help preserve enclosure integrity while preventing contaminated ambient air from being continuously drawn across sensitive electrical and electronic equipment.
The DTS 3181 is particularly well suited to demanding industrial installations requiring NEMA Type 4/4X enclosure protection. Its stainless-steel cover provides enhanced corrosion resistance, while the adjustable temperature controller, integrated condensate evaporation and robust condenser design help maintain dependable operating conditions for automation equipment.
Typical Applications
- Industrial electrical control cabinets.
- PLC and automation control enclosures.
- Variable frequency drive and motor control cabinets.
- Power electronics and electrical distribution enclosures.
- Food, beverage and process industry equipment.
- Manufacturing and automated production machinery.
- Industrial environments requiring corrosion-resistant enclosure cooling.
- Electrical enclosures requiring NEMA Type 4/4X closed-loop cooling.
Technical Specifications
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| Device Type | Wall / door-mounted cooling unit | |
|---|---|---|
| Mounting Type | Wall / door | |
| Refrigerant Type | R134a | |
| Housing Material | Steel | |
| Coil / Supply Voltage | 230 V AC, 1-phase | |
| Voltage | 230 V AC | |
| HS Code | 84186100 | |
| Manufacturer | Pfannenberg | |
| Series | DTS 31X1 | |
| Model | DTS 3181 | |
| Article number / SKU | 13385441158 | |
| Product type | Industrial enclosure cooling unit | |
| Controller | Standard Controller (SC) | |
| Rated voltage | 230 V AC ±10% | |
| Frequency | 50/60 Hz | |
| Cooling capacity A35/A35 | 1235 W | |
| Cooling capacity A35/A50 | 570 W | |
| Power consumption | 795 W | |
| Nominal current consumption | 4.0 A at A35/A35 | |
| Noise level | <70 dB(A) | |
| Ambient temperature range | 0 to +55 °C | |
| Adjustable control range | +25 to +45 °C | |
| Factory control setting | +35 °C | |
| Refrigerant | R134a | |
| Refrigerant charge | 400 g | |
| Condensate management | Integrated condensate evaporation system with safety overflow | |
| Protection towards enclosure | NEMA Type 4/4X when correctly installed | |
| Protection towards surroundings | NEMA Type 1 when correctly installed | |
| Mounting type | External side / door mounting | |
| Housing material | Galvanised sheet steel | |
| Cover material | 304 stainless steel | |
| Dimensions (H × W × D) | approx. 749 × 394 × 293 mm | |
| Weight | approx. 42 kg | |
| Approval | UL listed |
Frequently Asked Questions
What is the Pfannenberg DTS 3181 13385441158 used for?
The DTS 3181 is an industrial enclosure cooling unit designed to remove excess heat from electrical cabinets while maintaining closed-loop separation between conditioned enclosure air and the external environment.
What cooling capacity does the Pfannenberg DTS 3181 provide?
Part number 13385441158 provides approximately 1235 W of cooling capacity at A35/A35 and 570 W at A35/A50 according to EN 14511.
What supply voltage does the Pfannenberg 13385441158 require?
The DTS 3181 13385441158 is designed for a 230 V AC, 50/60 Hz supply with a rated voltage tolerance of ±10%.
What protection rating does this DTS 3181 provide?
When correctly installed, this version of the DTS 3181 provides NEMA Type 4/4X protection towards the electrical enclosure and NEMA Type 1 towards the surroundings.
Is the Pfannenberg 13385441158 made from stainless steel?
The unit uses a galvanised sheet-steel housing with a 304 stainless-steel cover, providing robust construction and enhanced corrosion resistance for demanding industrial applications.
Trusted Industrial Thermal Management
Pfannenberg DTS cooling units provide dependable closed-loop thermal management for industrial electrical enclosures, combining effective refrigeration, robust construction, condensate management and environmental protection for sensitive automation and control equipment.
