CoilPath
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Control circuits.

The 62 circuits of the CoilPath library. What each one is for, part of its schematic and the parts used. Open it in the app and run it in the simulator.

Motor control circuits

Contactor ConnectionContactor Connection with a Phase-Neutral CoilContactor Connection with a Phase-to-Phase CoilDirect-On-Line Starting Circuit for an Induction MotorInduction Motor Jog (Inching) CircuitSeal-in Circuit (Continuous Running of an Induction Motor)Seal-in Circuit (Continuous Running of an Induction Motor with a Relay)Jog Button with Momentary Running and Seal-in Cancel CircuitSeal-in Circuit with Start–Stop Control from Three LocationsForward–Reverse Direct-On-Line Starting CircuitSequential Induction Motor Starting with Timer RelaysDelayed Stop Circuit with a Timer RelaySequential Induction Motor Starting and Delayed Stop with Timer RelaysDirect-On-Line Starting Circuit with Protection and Indicator LampsAutomatic Motor Stopping at Set Positions with SensorsForward–Reverse Motor Circuit with PNP SensorsStar-Delta Starting Circuit for an Induction MotorStar-Delta Starting Circuit with Forward–Reverse ControlDahlander Motor High Speed – Low Speed Circuit

Pump and level control

Automatic Pump Operation with an Upper-Level Float SwitchAutomatic Pump Operation with a Lower-Level Float SwitchAutomatic Tank Filling Control with Lower and Upper Float SwitchesManual and Automatic Pump OperationManual Pump Operation with Self-Holding and Automatic Operation by Float SwitchRunning One of Two Pumps with a Selector SwitchTwo-Pump Level Control Circuit with Selector Switch and Phase Monitoring RelayFloat-Controlled Sequential Operation of Two MotorsFloat-Controlled Sequential Operation of Two Motors 2Manual and Automatic Pump Starting with Selector Switch and Float Switch (Contactor with Line-to-Line Coil)Manual and Automatic Star–Delta Starting with Float Switch – 1Manual and Automatic Star–Delta Starting with Float Switch – 2Liquid Level Relay – NO Contact Circuit ApplicationLiquid Level Relay – NC Contact Circuit ApplicationLiquid Level Relay – Two-Tank Water Transfer SystemManual and Automatic Pump Operation in a Two-Tank Water Transfer System with Liquid Level RelayManual and Automatic Pump Operation Using a Liquid Level Relay (NO Contact) and Float SwitchManual and Automatic Pump Control with Signalling, Using a Liquid Level Relay (NO Contact) and Float Switch

Residual current protection

Direct-on-Line Starter with Residual Current Protection

PLC circuits

Start-Stop (Seal-in) with a PLCStart-Stop from Three Places with a PLCInterlocked Forward-Reverse with a PLCTraffic Light with a PLCGarage Door with a PLCBox Size Sorting with a PLCTank Filling and Emptying with a PLCDouble Conveyor with a PLCTwo-Liquid Mixer with a PLCFour-Piston Sequence with a PLCBox Sorter with a PLCProduction Line Counting with a PLCSingle-Phase Motor with Three Switches

HMI

Start-Stop with HMIProduct Counting with HMI

Frequency drive (VFD)

Running from the KeypadTwo-Wire Run / StopRun / Stop and DirectionThree-Wire Start / StopSpeed Setting with a PotentiometerElectronic PotentiometerForward - Reverse Operation

Solar PV

Rooftop PV, Single StringRooftop PV with Two MPPTs

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