Shanghai 3S Global Company Limited

Single Phase Pump Control Panel: Core Unit for ODM & Cabinet Integration

Single Phase Pump Control Panel,OEM Pump Controller,Control Cabinet Core Unit,Pump Control Module
Single Phase Pump Control Panel: Core Unit For Odm & Cabinet Integration
Single Phase Pump Control Panel: Core Unit For Odm & Cabinet Integration

Single Phase Pump Control Panel: Core Unit for ODM & Cabinet Integration

Product Category : Pump Control Panel - Pump Control Panel

Model: 3S-11-PA

Chip: ST

Working Pump: 0.37-1.5kW, Single pump

Drive Method: Relay drive

Rated Voltage: Single-phase AC90-250V

Rated Frequency: 50Hz & 60Hz

Control Mode: Manual / Automatic / Timed / Remote RS485

Protections: 11 types protection

Environment Humidity: 20 to 95% RH, PCB waterproof

Signal Compatibility: Float switch, electrode probe, pressure switch, electric contact pressure gauge

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Product Description

3S-11-PA single digital pump controller

Core Component for Flexible Replacement and Upgrade. Accurately Matching Requirements to Release Control Value

The 3S-11-PA is an embedded single phase pump control panel, serving as the core unit of 3S pump control. It integrates start-up logic, human-computer interaction, and safety protection functions. Delivered in a bare board form (without enclosure terminals), it is suitable for cabinet embedding and targets equipment manufacturers, control cabinet suppliers, and maintenance providers.


Accurate Replacement, Economy and Environmental Protection

When the enclosure of the single digital pump controller is intact but only the panel is damaged, the internal panel can be directly replaced (no need to replace the whole machine), significantly reducing maintenance costs and resource waste.


Flexible Integration, Strong Adaptability

It provides high flexibility for control cabinet/system integrators, enabling easy embedding into customized enclosures or complete sets of systems, and perfectly supporting secondary electrical matching.


Space Optimization, Breaking Size Limitations

The single phase pump control panel is suitable for the design of extremely narrow spaces such as underground wells and pump pits. It compresses the control logic into the smallest physical size.


Multiple Protection Functions to Ensure Equipment Safety

The single digital pump controller is equipped with a total of 11 strict protection mechanisms, including overcurrent, undercurrent, overvoltage, undervoltage, locked rotor, blockage, frequent start-stop, dry running, anti-rust, signal loss, and water leakage protection, fully ensuring the safe operation of the water pump and system stability.


Intelligent Fault Diagnosis and Alarm Function

The LCD screen displays real-time operating status and fault alarms, facilitating maintenance personnel to respond quickly and improving system reliability.


Wide Compatibility and Applicability

This single phase pump control panel supports various common pump types and motor powers, meeting the diverse application needs of agriculture, industry, and municipal administration.

Product Positioning and Structure Comparison

Item

3S-11-PA Independent single phase pump control panel

3S Standard Single Pump Controller

Composition Structure

Bare board control panel (without enclosure)

Whole controller (including enclosure and terminals)

Installation Method

Embedded into control cabinet or equipment interior

Wall-mounted or standard enclosure installation

User Group

Integrators, manufacturers, maintenance providers

Project users and end users

Typical Scenarios

Custom integration, upgrade replacement, narrow spaces

Rapid deployment, integrated installation

Main Control Functions

Category

Function Name

Function Description

Operation Control

Liquid Level Control

Cooperate with float switch/probes to realize automatic start-stop of water level

Pressure Control

Cooperate with pressure switch to maintain constant pressure operation

Timing Control

Preset start-stop time

Manual/Auto Switch

Switch between manual or automatic mode via buttons

Status Display

LCD screen displays operation and fault information.

Safety Protection

Dry Running Protection

Automatically stop the pump and alarm when there is no water

Overload Protection

Power-off protection when current is abnormal

Undervoltage / Overvoltage Protection

Automatically stop the pump when voltage is abnormal

Fault Alarm Prompt

Real-time alarm prompt, facilitating maintenance personnel to respond quickly

Technical Parameters

Parameter Item

Specification Description

Input Voltage

90-250V AC (50/60Hz adaptive)

Control Pump Power Range

0.37-1.5kW

Control Output Mode

External contactor drive is required for power higher than 1.5kW

Protection Rating

Bare board, no protection; must be installed in a sealed enclosure

Operating Temperature Range

-20℃~ +55℃

Installation and Usage Instructions

This product is a bare board and must be installed in a sealed control box with protection rating to ensure the stable operation of the single phase pump control panel, avoiding humid, dusty, and corrosive gas environments.

Wiring must be operated in strict accordance with the instruction manual, connecting power supply, water pump, signal devices, etc., to ensure firm wiring and good insulation.

Before initial power-on, confirm that all wiring is correct, and conduct basic debugging before formal use.

Typical Applications

1. Economic replacement solution for damaged old controller panels.

2. Core control component procurement for control cabinet manufacturers.

3. Custom pump station and water supply system integration for system integrators.

4. Logic control core replacement during equipment upgrading.

Customized water treatment pump control solutions for professional users or project parties.

Frequently Asked Questions (FAQ)

Q1: Does the 3S-11-PA control panel support customized functions or special interfaces?

A1: This single phase pump control panel adopts standard control logic and interfaces. If customized functions or special interfaces are required, please contact technical support in advance to evaluate the possibility of customization.

 

Q2: Is special debugging of the water pump system required during the panel replacement process?

A2: After replacing the single digital pump controller , it is recommended to complete basic parameter settings and function tests in accordance with the instruction manual to ensure the system operates normally in coordination.

 

Q3: If the panel malfunctions during use, how to troubleshoot quickly?

A3: If the single digital pump controller  malfunctions during use, it is equipped with an automatic fault alarm and LCD error display. It is recommended to conduct preliminary diagnosis based on on-screen prompts and the user manual; if necessary, contact technical support for assistance.

Technical Support

You are welcome to contact us or authorized distributors to obtain technical documents, compatible model lists and quotations, helping you implement a flexible and efficient water pump control solution.

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