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Zephyr® Indoor Air-Cooled Compressor Series

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About the Zephyr®

The Zephyr Compressor is one of SHI’s smaller air-cooled compressors.  This low-volt, single-phase compressor operates at 3.0/3.4 kW (50/60 Hz), and pairs with several of SHI’s smaller Gifford-McMahon Cryocoolers and Marathon® CP Cryopumps.


Electrical Supply11 Phase
200 V, 220 V, 230/240 V, 50 Hz
200 V, 220 V, 60 Hz
Power Consumption23.0 kW at 50 Hz
3.4 kW at 60 Hz
Ambient Temperature34-32 ºC (39-90 °F)
Cooling Air14 m3/min. (500 cfm), 50/60 Hz
715 x 453 x 488 mm
(28.2 x 17.8 x 19.2 in.)
Dimensions(HxWxD)715 x 453 x 605 mm
(28.2 x 17.8 x 23.8 in.)
With transformer
Weight102 kg (225 lbs.)
111 kg (245 lbs.) w/ transformer4
Maintenance30,000 Hours
1 Power may differ depending upon the cold head used.
2 Typical power consumption
3 Cooling capacity may degrade if ambient temperature is above 28 °C (82 °F).
4 RDK-101D(L) drive unit weighs an additional 1.0 kg (2.2 lbs.).

Specifications subject to change without notice

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