OPERATING INSTRUCTIONS FOR CHANGEOVER PANEL 1
Contents
1. OPERATING INSTRUCTIONS FOR Metron Eledyne Control Systems CHANGEOVER PANEL VWitetron l N Eledyne CAUTION In order to avoid risk of personal INJURY or damage to the control equipment READ THIS MANUAL VERY CAREFULLY If after reading these instructions doubt exists do not hesitate to contact Metron Eledyne for further clarification In the interests of safety pay special attention to the CAUTION notes listed below If work has to be carried out on the changeover panel ensure the equipment is ISOLATED AND LOCKED OFF from the A C mains supply before work commences If possible use a temporary label which draws attention to this fact Label suggestion caution ENGINEER WORKING ON EQUIPMENT In order to avoid risk of serious electric shock NEVER energise the panel with the access door open unless absolutely necessary If the access door to the interior of the panel has to be opened when the panel is energised BEWARE of the three supplies This warning cannot be stressed enough THROUGHOUT THE TEXT IN TWO COLUMNS FORMAT SECTIONS The left hand column describes initiative The right hand column describes resultants events CONTROL SYSTEM Ensure panel connections comply with Eledyne drawing CE1703 Normal supply voltage below the PFR setting or any phase is lost Normal supply contactor opens Output supply is interrpted After a 5 second delay set by timer T2 Standby supply contactor C2 closes Output supply is restored When t2. he normal supply is restored Timer T2 resets immediately Normal supply contactor opens Output supply is interrupted After a 5 second delay set by timer T1 Normal supply contactor C1 closes Output supply is restored Contactors C1 amp C2 are mechanically interlocked RECOMMENDED SPARES LIST FOR CHANGEOVER PANEL STANDARD COMPONENTS STOCK NO DESCRIPTION TYPE SUPPLIER 19126 RELAY 415 V 4 WIRE ELTIME 26449 TIMER 0 3 10 SEC ELTIME 08225 BM5 AUDOLI PARTS FOR 15KW CONTROLLER 5 ORG PARTS FOR 18KW CONTROLLER STOCK NO DESCRIPTION TYPE SUPPLIER 25061 TERMINAL SAK 7 KLIPPON 25071 TERMINAL EWK I KLIPPON 25044 TERMINAL SAK 35N KLIPPON 25045 TERMINAL TW SAK 35N KLIPPON
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