Trevi LOGIC SP User Manual

4
LOGIC SP - STP - TP
Varies the number of motor revolutions of the pump depending on the water
withdrawn by the system in order to maintain constant flow and pressure.
Allows to regulate the system pressure and the cut-in pump pressure.
Stops the pump in case of water shortage and protects it from dry running.
Is equipped with automatic restart in case of failure and anti-jamming function.
Ensures energy saving.
Can be installed on surface and submersible pumps.
No need for an expansion tank, check valve, filter or fittings.
Maintenance free.
VARIABLE FREQUENCY DRIVE FOR CONTROL AND PROTECTION OF THE PUMP

Trevi LOGIC SP Specifications

General

Brand	Trevi
Model	LOGIC SP
Category	DC Drives
Language	English

Summary

Variable Frequency Drive for Control and Protection of the Pump

Control and Adjustment Panel

Setting the Value of the Current Absorbed by the Motor

Procedure to set the motor current absorption value on the panel.

Setting the Value of the System Pressure

Procedure to set the desired system pressure on the control panel.

Setting the Cut-In Value of the Pump

Procedure to set the pump's cut-in pressure value.

Installation and Start Up

Example of Parameters Setting

Illustrative examples for setting current, system pressure, and cut-in pressure.

Automatic Restart and Anti-Jamming Function

Details on automatic pump restart and anti-jamming mechanisms.

Pressure Sets - Communication Between Devices

Operation

Alternating the Pumps During Continuous Operation

Procedure for alternating pump usage to ensure uniform wear.

Automatic Restart and Anti-Jamming Function

Details on automatic pump restart and anti-jamming mechanisms.

Variable Master

Functionality of the master device and system fallback.