Control function turn potentiometer clockwise to 1 avr volts adjust alternator output voltage increase voltage. With the control fully anti clockwise there is no droop.
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Mx321 wiring diagram. 18122018 18122018 3 comments on mx321 voltage regulator wiring diagram. 21 mx321 technical specification. Refer to alternator wiring diagram for connection details. Mx321 automatic voltage regulator avr specification controls and accessories. Stamford as480 automatic voltage regulator. Tdmx321gb060303 fitting and operating refer to generator wiring diagram for connection details 7.
Carefully turn volts control clockwise until rated voltage is reached. Mx321 automatic voltage regulator avr for cummins 1250kva generators. Stamford mx341 automatic voltage regulator. If instability is present at rated voltage refer to stability adjustment then re adjust voltage if necessary. Carefully turn volts control clockwise until rated voltage. The droop transformer must be connected in the correct main output terminal for proper operation details are as shown in the machine wiring diagram.
Mx321 voltage regulator wiring diagram. Refer to generator wiring diagram for connection details 7. Excitation power is derived from a three phase permanent magnet. The droop adjustment is normally preset in the works to give 5 voltage droop at full load zero power factors. Signal injected into the avr and increases the droop with lagging power factor cos ø. Refer to wiring diagram before removing the shorting link and connecting the droop transformer.
Fitting and operating refer to generator wiring diagram for connection details tdmx321gb060303 summary of avr controls control function direction volts to adjust generator output voltage clockwise increases output voltage stability to prevent voltage hunting clockwise increase the damping effect. Wiring diagram for details. Stamford mx321 automatic voltage regulator. Mx automatic voltage regulator avr. Fitting and operating refer to generator wiring diagram for connection details. Clockwise increases the amount of ct.
A043y701 issue 2 5 ref. Mx341 and mx321 avr 18 64 overvoltage de excitation breaker sx421 and mx321 avr 18 641 resetting the breaker 19 65 current limit mx321 avr 19 651 setting procedure 19 66 power factor controller pfc3 20 section 7 service and maintenance 21 71 winding condition 21 711 winding condition assessment 21 712 methods of drying out. Voltage adjustment is now completed. Stamford as540 automatic voltage regulator. Mx321 is a three phase sensed automatic voltage regulator and forms part of the excitation system for a brush less generator.
Gallery of Mx321 Wiring Diagram
