Unparalleled part-load and seasonal efficiency
Danfoss VZH, VSH, and VRJ inverter scroll compressors for commercial air conditioning deliver the highest possible cooling capacity using variable-speed technology. These compressors provide step-less modulation and are qualified and pre-equipped for tandem configurations.
Variable-speed technology offered in Danfoss inverter scroll compressors, with its high part-load and seasonal efficiencies, is one of the best ways to address the challenges posed by ever-changing energy regulations. Inverter scroll compressors also offer precise cooling and humidity management, low start-up current, and more.
Features and benefits
Capacity modulation adapts motor speed to vary load continuously, quickly, and smoothly for great comfort and reliability
Accurate temperature control, low starting current, high energy efficiency, and low acoustic level with variable-speed technology
Short-cycling is limited by user-defined minimum run times.
Lead-free polymer bearing with excellent performance under diverse loads and speeds
Permanent magnet motor maintains efficiency at all speeds
Driver-managed motor protection
Range: 4–52 TR (including hybrid tandem); 15–184 kW
Patents
- Oil injection system
Inverter technology in A/C systems
Watch an introduction to variable speed technology that enables sustainable air conditioning.
Product range
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VRJ inverter scrollsVRJ—Danfoss' first high-tier residential inverter scroll compressor with frequency converter. -
VSH inverter scroll compressorsDanfoss' VSH inverter scroll compressor is a first-generation offering with variable-speed technology for commercial applications in air conditioning and process cooling.
Documents
| Type | Name | Language | Valid for | Updated | Download | File type |
|---|---|---|---|---|---|---|
| Brochure | Brochure Danfoss Inverter Scrolls VZH series - EN | English | Multiple | 20 Aug, 2020 | 1.4 MB | |
| Installation guide | Crankcase heaters instructions | German; English; French | Multiple | 359.4 KB | ||
| Data sheet | Datasheets VZH028CJ | English | Multiple | 04 Jun, 2019 | 1.0 MB | |
| Data sheet | Datasheets VZH028CJ | English | Multiple | 04 Jun, 2019 | 1.9 MB | |
| Data sheet | Datasheets VZH065CJ US | English | United States | 22 Oct, 2019 | 1.5 MB | |
| Installation guide | Discharge thermostat kit | German; English; French | Multiple | 101.0 KB | ||
| Application guide | Guideline - Inverter scroll compressors VZH088-117-170 single and manifold serie - US | English | United States | 28 Mar, 2019 | 4.9 MB | |
| Application guide | Guideline - Inverter scroll compressors VZH088-117-170 single- GB - SI | English | Multiple | 10 Nov, 2019 | 5.0 MB | |
| Application guide | Guideline Danfoss scroll tandem VSH with SH - GB - SI | English | Multiple | 28 Mar, 2019 | 2.8 MB | |
| Application guide | Guideline Danfoss scroll VSH serie - GB - SI | English | Multiple | 28 Mar, 2019 | 2.8 MB | |
| Application guide | Guideline Danfoss scroll VSH serie - GB - US | English | Multiple | 28 Mar, 2019 | 2.7 MB | |
| Installation guide | Instructions VSH compressors | English | Multiple | 28 Mar, 2019 | 1.0 MB | |
| Application guide | Inverter scroll compressors VZH052-065-single-R410A | English | Multiple | 16 Oct, 2019 | 3.0 MB | |
| Data sheet | Inverter scroll compressors, type VZH052CG | English | Multiple | 22 Oct, 2019 | 2.6 MB | |
| Data sheet | Inverter scroll compressors, type VZH052CG | English | United States | 22 Oct, 2019 | 1.5 MB | |
| Data sheet | Scroll compressors, type VZH052CH | English | Multiple | 22 Oct, 2019 | 2.5 MB | |
| Data sheet | Scroll compressors, type VZH052CH | English | United States | 22 Oct, 2019 | 1.5 MB | |
| Data sheet | Scroll compressors, type VZH052CJ | English | Multiple | 22 Oct, 2019 | 2.6 MB | |
| Data sheet | Scroll compressors, type VZH052CJ | English | United States | 22 Oct, 2019 | 1.5 MB | |
| Data sheet | Scroll compressors, type VZH065CG | English | Multiple | 22 Oct, 2019 | 2.6 MB | |
| Data sheet | Scroll compressors, type VZH065CG | English | United States | 22 Oct, 2019 | 1.5 MB | |
| Data sheet | Scroll compressors, type VZH065CH | English | United States | 22 Oct, 2019 | 1.5 MB | |
| Data sheet | Scroll compressors, type VZH065CH | English | Multiple | 22 Oct, 2019 | 2.6 MB | |
| Data sheet | Scroll compressors, type VZH065CJ | English | Multiple | 22 Oct, 2019 | 2.6 MB | |
| Catalog | Spare parts and accessories Danfoss Commercial Compressors for hermetic reciprocating and scroll compressors (AC/HP & REF) | English | Multiple | 13 Sep, 2020 | 1.9 MB | |
| Installation guide | Surface Sump Heaters - Instructions | English; French; Italian | Multiple | 26 Aug, 2018 | 337.7 KB | |
| Installation guide | TREORACHA COMHBHRÚITEOIRÍ VSH | English | Multiple | 1.0 MB | ||
| Installation guide | VZH088-117-170 Compressor | English | Multiple | 19 Feb, 2019 | 821.6 KB |
Software
The truth is Cool(selector®2)
Coolselector®2 features unbiased calculations for the selection of refrigeration and air conditioning components based on the user’s requirements or based on standard operating conditions.
Related solutions
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Variable speedExplore all facets of variable-speed technology for efficient commercial air conditioning and precision cooling. Find system descriptions, cases, training, and more.
