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The PV90-4 – the fourth generation of SAS’s solid state frequency converters – now 30% more compact and with an efficiency >95%*, has features that are unique. Emphasis is on all weathers ease of use, and the product’s ability to be serviced worldwide by local staff.
During ramp operations, whether wearing heavy gloves or operating in bright sunshine, the large 5.7” LCD display and oversized panel controls make power selection and system monitoring easy.
PV90-4 is offered with horizontal and vertical mounting options to suit all operations. 
From conception, the SAS's PV90-4 was designed to be a zero downtime GPU requiring a minimum of planned maintenance.

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