National Pump Wiring Diagram

This article describes troubleshooting a submersible well pump that was causing tripped circuit breakers and that pumped water only at a slow reduced rate and pressure.

National pump wiring diagram. Power to the panel must be appropriate to the control panel and pump motor 120 vac single phase for a 120 vac motor 240 vac single phase for a 240. The wire i have on hand is 14 gauge. They are individually viewed or you may download the complete zip file system diagrams or complete sectional wiring diagrams. Well pump wiring diagnosis repair.

Ultimately using some simple electrical tests the homeowner traced the water pump problems to a nicked well pump wiring circuit wire. Wiring diagram book a1 15 b1 b2 16 18 b3 a2 b1 b3 15 supply voltage 16 18 l m h 2 levels b2 l1 f u 1 460 v f u 2 l2 l3 gnd h1 h3 h2 h4 f u 3 x1a f u 4 f u 5 x2a r power on optional x1 x2115 v 230 v h1 h3 h2 h4 optional connection. Connect the incoming power to the panel. I hope these help somebody.

Connect the wires coming from the pumps to the pump terminals. Wiring diagrams 55 57 type. Refer to the panel wiring diagram for the correct terminal connections for your system. Wire size for a sump pump circuit electrical question 1.

A wiring diagram is a simplified standard photographic depiction of an electrical circuit. It shows the elements of the circuit as streamlined shapes and the power as well as signal links in between the gadgets. I have a rigid 1 2 horse pump 10 5 amp motor and will be using a 20 amp breaker. 501 5 of the national electrical code hazardous locations nonhazardous locations.