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eyePower PDU User Manual 

Version 1.0 

15

th

 December 2021 

SAFETY NOTICE 

End users must be made aware that power outlets are remote controlled 

This unit is not certified for safety isolation of the electrical supply

Summary of Contents for PDU

Page 1: ...wer PDU User Manual Version 1 0 15th December 2021 SAFETY NOTICE End users must be made aware that power outlets are remote controlled This unit is not certified for safety isolation of the electrical supply ...

Page 2: ...put wired direct to the 10A IEC outlets Standard relays are preferred this latest unit reduces relay power consumption and heating by 70 Relays hardly get warm using PWM a technique now favoured in the automotive industry to save energy Voltage Presence Detect Supply voltage is detected after each fuse and after each relay using a circuit which consumes 0 25W total for over 30 measurements Some ot...

Page 3: ...tly OLED Display A full colour front panel display allows menu driven access to unit status that will change over time to meet users needs Ethernet Custom developed 10 100Mbit Ethernet module with PoE as standard that can power the entire unit and provide status data through power failure or brown out The powerful 32 bit processor will meet the demands of future developments There is a software ro...

Page 4: ...et changeover versions eyePower changeover PDU have two inlets which are labelled A B Failure of A will cause changeover to B On return of A when both supplies have been stable for ten seconds and the two supplies are synchronous for one mains zero crossing an eyePower PDU will change back to A automatically Note this delay can be changed using eyePower Limited s Windows software via the serial po...

Page 5: ...Live Neutral reversed This can be checked by looking at the Neutral Earth reading on the OLED display Input i or to scroll to Neutral Earth reading On a changeover PDU the display will alternate between A supply and B Supply readings 2 The PDU does not have a good earth Preferred Supply eyePower PDU are designed for use on two synchronous and phase coherent supplies The A supply is preferred in th...

Page 6: ...eatly minimise the change of arcing between supplies all input and output relays are briefly opened hence a total of nineteen relays operate at the same time Notes THIS UNIT MUST BE EARTHED THIS UNIT IS DESIGNED FOR EUROPEAN STANDARD TYPE TN MAINS WITH NEUTRAL NEAR TO SAME POTENTIAL AS EARTH 220V 240V NOMINAL INLETS ARE 16A AND ALL INTERNAL WIRING IS RATED FOR 20A MAXIMUM UPSTREAM SUPPLY MUST BE F...

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