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UC90

Features
  • Unicla 10-cylinder swashplate
  • Suitable for applications with a system capacity requirement of 2-3 kW
  • Displacement: 92 cc/rev
  • Maximum continuous: 6000 rpm
  • Smooth and quiet operation with excellent performance through all rev ranges
  • Clockwise and counterclockwise rotation with no change in volumetric efficiency
  • Heavy duty impressed steel gasket and HNBR Japanese high-temperature O-ring (two-point seal)
  • Forged steel cylinder housing
  • Drop-forged 5050 aluminium pistons with synthetic PTFE heat-treated rings
  • Lip seal with high tolerance to heat and operational fatigue
  • Genuine NSK bearings throughout
R134a | R513a refrigerant
Compressor Oil Mounting
UC90 PAG56 (150 ml) Single lug swing type
R1234yf refrigerant
Compressor Oil Mounting
UCY90 PAG46 HD (180ml) Single lug swing type

The UC90 is a single lug mount (swing or alternator type) design with two single bottom lugs 60 mm apart.

A low-side service valve is fitted to the rear cap, including a high-pressure relief valve.

An oil return fitting – 7/16-20 UNF male flare (Part No. 42203-000160) – can be optionally fitted. It has a unique flow design suited to the Unicla oil separator (Part No. OS000010) and is interchangeable with the low-side service valve.

Consistent M12 x 1.0 mm access port size. Easy interchange of blanking plugs, service valves, oil return and pressure switch fittings.

Hose ports are located on top of the compressor body and are made to suit Unicla pad type fittings. Vertical #8 O-ring hose fittings are included as standard. Alternative fittings can be designed according to customer requirements.

A diverse range of clutches is available with 4-polygroove and M-section pulleys for 12V and 24V applications, with or without metal dust covers.

  115 119 120 125 132 135 145 12V 24V
A-Groove            
AA-Groove        
M-Groove*            
B-Groove          
BB-Groove            
4-Groove            
5-Groove            
6-Groove          
8-Groove        
10-Groove          

*M-Groove and 4-Groove only fit on UC45 and UC90 compressor.
Pulley measurements are in millimetres