Air Compressor Alternating Relay Wiring Diagram

I m looking for a wiring diagram for an existing old furnace mcc with double throw single pole relay to alternate 2 air compressors. N 2 motor contactors n 1 smart relay alternating control n 2 control voltage fuses n common main incoming power. As shown in figure b these extra contacts can be used for pilot lights or other indications.

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The starters have 1 nc 2 no aux contacts.

Air compressor alternating relay wiring diagram. The alt is commonly used in duplex pumping applications to balance the run time of two pumps. The alternating feature lets you select the primary or secondary load or to alternate between the two. Starters that control pumps or compressor motors. Switch de energizing the alternator relay and the 1st air compressor.

Each compressor has its own pressure switch all the control circuit is fed from one source. Control circuit for air compressor bmanishap. A dpdt alternating relay is the same as a spdt but with an extra set of no nc contacts. Can be wired in a control panel or as a separate unit.

It reveals the elements of the circuit as simplified shapes as well as the power and signal connections in between the tools. The alternating relays are used to alternate the use of 2 motor circuits. Ladder diagram basics 3 2 wire 3 wire motor control circuit duration. Bulletin 700 hta alternating relays serve as interposing relays between your controller and field devices.

To match wiring when replacing a hubbell alternator. A wiring diagram is a streamlined standard photographic representation of an electric circuit. Collection of pressure switch wiring diagram air compressor. A wiring diagram is a simplified conventional photographic depiction of an electrical circuit.

It shows the components of the circuit as streamlined shapes as well as the power and also signal links between the devices. When the need for compressed air becomes greater. Reciprocating compressor alternating control panel. When the coil is energized the first time one.

The alternator will then alternate from the 1st air compressor to the 2nd air compressor ready for the next need for compressed air. Variety of ac compressor wiring diagram. Connection point n 2 grounding lugs n ul certification n csa certification n adjustable motor overload settings n alternates from compressors a to b. You can use these relays in applications with pumps compressors air conditioning and refrigeration units.

The next phase is the same as steps 1 3 except that the 2nd air compressor will run. Model alt alternating relays are used to alternate between two loads.