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NVENT HOFFMAN CUVN40504 Cooling unit 4050W
nVent HOFFMAN CUVN40504 vertical cooling unit with 4050 W cooling capacity, 400 V AC three phase supply and IP54 protection for industrial electrical enclosures.
Why Choose the nVent HOFFMAN CUVN40504 Cooling Unit?
The nVent HOFFMAN CUVN40504 is a high-performance vertical-mounted enclosure cooling unit designed to provide reliable thermal management for large industrial electrical cabinets, automation systems and control enclosures. As part of the nVent HOFFMAN CUVN cooling unit series, it delivers efficient cooling performance while helping protect sensitive electrical components from excessive heat build-up.
The CUVN40504 uses an external vertical mounting configuration to maximise usable enclosure space while providing powerful cooling performance. Smart energy management technology helps reduce energy consumption, while the self-cleaning condenser coil eliminates the need for a standard air filter and reduces routine maintenance requirements.
With a 4050 W cooling capacity, 400 V AC three-phase supply and IP54 / TYPE 12 protection rating, the CUVN40504 is suitable for demanding industrial applications requiring dependable enclosure climate control.
Key Advantages
- High-performance vertical cooling unit for industrial electrical enclosures.
- 4050 W cooling capacity for large control cabinets and automation systems.
- IP54 / TYPE 12 protection rating for industrial enclosure environments.
- External mounting design preserves valuable internal cabinet space.
- Smart energy management reduces energy consumption by up to 23% compared with traditional solutions.
- Self-cleaning condenser coil eliminates the requirement for a standard air filter.
- Digital display provides convenient temperature monitoring and adjustment.
Key Features
- nVent HOFFMAN CUVN vertical cooling unit series.
- 4050 W cooling capacity at L35L35 conditions.
- 3260 W cooling capacity at L35L50 conditions.
- 400 V AC three-phase power supply (460 V AC at 60 Hz).
- IP54 / TYPE 12 protection rating.
- Vertical external mounting configuration.
- Galvanised steel powder-coated construction.
- RAL 7035 finish.
- Ozone-friendly R134a refrigerant.
- Integrated condensation dissipator for improved moisture management.
- Digital display installed as standard.
- Terminal connection included for simplified installation.
Reliable Thermal Management for Industrial Enclosures
The nVent HOFFMAN CUVN40504 maintains stable enclosure temperatures by removing heat generated by PLCs, drives, power supplies and other high-performance electrical components. Effective cooling helps improve equipment reliability and reduces the risk of thermal-related failures.
Designed for industrial automation environments, the CUVN series combines powerful cooling performance with practical installation benefits including external mounting, smart energy management and low-maintenance operation through its self-cleaning condenser system.
Typical Applications
- Large industrial automation control cabinets.
- PLC and process control enclosures.
- Electrical switchgear and power distribution cabinets.
- Machine building and OEM automation systems.
- Manufacturing production equipment.
- Power electronics and industrial control installations.
Technical Specifications
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| Device Type | Wall / door-mounted cooling unit | |
|---|---|---|
| Coil / Supply Voltage | 400 V AC, 3-phase | |
| IP Rating | IP54 | |
| Voltage | 400 V AC | |
| Cooling Output (W) | 4050 W | |
| Country of Manufacture | Italy | |
| Manufacturer | nVent HOFFMAN | |
| Series | CUVN Vertical Cooling Units | |
| Model | CUVN40504 | |
| Product type | Vertical-mounted enclosure cooling unit | |
| Cooling capacity L35L35 | 4050 W | |
| Cooling capacity L35L50 | 3260 W | |
| Power consumption L35L50 | 1950 W | |
| Power supply | 400 V AC / 460 V AC | |
| Input phases | 3-phase | |
| Frequency | 50 / 60 Hz | |
| Maximum running current | 5.96 A | |
| Starting current | 19 A | |
| Pre-fuse | 15 A | |
| Noise level | 70 dB | |
| NEMA rating | TYPE 12 | |
| Finish | RAL 7035 powder coating | |
| Dimensions (H × W × D) | 1217 × 511 × 347 mm | |
| Weight | 94.44 kg | |
| Internal temperature range | +25 °C to +45 °C | |
| External temperature range | +20 °C to +55 °C |
Frequently Asked Questions
What is the nVent HOFFMAN CUVN40504 used for?
The CUVN40504 is used to cool large electrical enclosures and control cabinets by removing heat generated by internal electrical components.
What cooling capacity does the CUVN40504 provide?
The unit provides a cooling capacity of 4050 W under L35L35 conditions and 3260 W under L35L50 conditions.
What power supply does the CUVN40504 require?
The cooling unit operates from a 400 V AC three-phase supply or 460 V AC at 60 Hz.
Where is the CUVN40504 installed?
The unit is designed for vertical external mounting on electrical enclosures to maximise internal cabinet space.
Does the CUVN40504 require an air filter?
The unit uses a self-cleaning condenser coil, eliminating the need for a standard air filter and reducing maintenance requirements.
Trusted by Industrial Automation Professionals
nVent HOFFMAN CUVN cooling units are trusted by engineers and machine builders worldwide to provide reliable enclosure temperature control, efficient operation and protection for critical electrical equipment.
