Generally there is a thumbscrew mounted on top of the pressure switch to easily remove the protective cover. A relay contactor.
Electricity 101 Basic Fundamentals Industrial Controls
120 volt pressure switch wiring. There are 4 lugs for 220volt pumps because both legs are hot and need to be broken when the pump is off. Step 1 switch off the power that feeds the pump circuit while you are wiring the switch. These are two line in wires and two line out wires a hot and a neutral of each. In this video we show you the best way to a pressure switch for 115v and 230v pumps. Step 2 open the pressure switch wire box by removing the plastic or metal cover. You can either switch off the circuit breaker or pull the fuse that controls the power.
Alternative on off control for a 240 volt pump. When it closes it makes contact between the 2 wires. Rewiring a square d pressure switch for a 120 volt circuit there will be four wires to connect. Step 3 loosen all the screws on the pressure switch terminal bus. 49 out of 5 stars 14. By following a few basic procedures you can wire a pressure switch in a matter of minutes.
Free shipping on your first order shipped by amazon. Tutorial for proper wiring of square d 9013 power pressure switches to learn more please visit the schneider electric faq. Also the higher horsepower pumps cant be switched directly by the. Some units may require the use of a. A 240 volt circuit is much the same but both of the line in and line out wires will be hot. Step 1 turn off electrical power to the well circuit at the main panel.
Get it as soon as tue jul 14. Step 2 remove the cover retaining nut from the top of the pressure switch with the combination pliers. Fanwayer air pressure switch 90 120 psi pressure switch 14 18 npt dc 24v 12v pressure switch air compressor pressure switch 90 psi pressure switch 120psi pressure switch. Wiring a control switch for a 240 volt pump. More buying choices 984 2 used new offers vixen horns 90 120 psi air pressure switch tank mount type 18 npt 12v24v for trainair horn vxa6120. When controlling a 240 volt motor it is best to install a double pole switch for this irrigation pump.
Tag or otherwise mark the circuit breaker to indicate power is to remain off until you restore it. The pressure switch is only a switch. Lift the cover straight up from the switch and set aside. This method will work for any pump that runs directly off of a pressure switch including jet pumps well. A double pole switch is the safest way to make sure that both lines of the 240 volt circuit power to the pump are turned off. I used to do well service and have replaced many pressure switches.
A double pole switch has four termination points two for the 240 volt line of the electrical circuit and two for the load which leads to the pump motor. 47 out of 5 stars 48. With basic electrical knowledge you can wire a pressure switch with a few tools and materials.
Gallery of 120 Volt Pressure Switch Wiring
