3Swaterpumpcontroller

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3Swaterpumpcontroller UNMANNED PUMP CONTROL, CHOOSE 3S. Expert in pump controller solutions. Support customization.
12 sets of protection programs.

Easy operation, Compatible with 99% of water pumps on the market.

03/09/2026

𝐑𝐚𝐢𝐧? ☔

need protection that’s built into the design.

The 3S Stainless Steel Pump Controller features an IP55-rated enclosure, providing dust protection and protection against water jets.

See the design in action. 👇

27/08/2026

DOL or VFD? 🤔

Which one is better for your ?

The answer isn’t simply “VFD.”

DOL can be a practical option for fixed-speed duty when the motor and supply can accept the starting current.

So, what should you consider before choosing?
⚙️ Starting current
💧 Hydraulic system
📈 Variable demand
🔧 Control requirements

Watch MicroClass 30 and make the choice based on your actual application.

DOL or VFD — which one are you using?


20/08/2026

📡 𝐀 𝐜𝐮𝐬𝐭𝐨𝐦𝐞𝐫 𝐬𝐚𝐲𝐬: “𝐓𝐡𝐞 #𝐏𝐮𝐦𝐩𝐒𝐲𝐬𝐭𝐞𝐦 𝐢𝐬 𝐧𝐨𝐭 𝐰𝐨𝐫𝐤𝐢𝐧𝐠.”

For distributors and contractors, the biggest challenge is often finding the actual cause:

❓ Is it the controller?
❓ The wiring?
❓ The transmitter?
❓ The pump?

A controller with can help reduce service pressure and improve customer support efficiency.

Shanghai 3S Global Company Limited
Website：https://www.3s-global.cc
YouTube: https://www.youtube.com/.waterpumpcontrollers
TikTok: https://www.tiktok.com/.waterpumppanel
LinkedIn: https://www.linkedin.com/company/3sglobalwaterpumpcontroller
Facebook: https://www.facebook.com/3Sglobal.waterpumpcontroller

13/08/2026

⚠ 𝑾𝒉𝒆𝒏 𝒂 𝒔𝒊𝒈𝒏𝒂𝒍 𝒅𝒆𝒗𝒊𝒄𝒆 𝒇𝒂𝒊𝒍𝒔, 𝒔𝒉𝒐𝒖𝒍𝒅 𝒂 𝒑𝒖𝒎𝒑 𝒔𝒕𝒐𝒑 𝒊𝒎𝒎𝒆𝒅𝒊𝒂𝒕𝒆𝒍𝒚?

A reliable should not only detect faults, but also handle them intelligently.

In this video, we explain how the 3S pump controller identifies and failure, why it provides an early warning, and how this helps protect from unexpected risks.

Reliable protection starts with smarter fault detection.

Shanghai 3S Global Company Limited
Website：https://www.3s-global.cc
YouTube: https://www.youtube.com/.waterpumpcontrollers
TikTok: https://www.tiktok.com/.waterpumppanel
LinkedIn: https://www.linkedin.com/company/3sglobalwaterpumpcontroller
Facebook: https://www.facebook.com/3Sglobal.waterpumpcontroller

06/08/2026

𝑴𝒂𝒏𝒚 𝒑𝒖𝒎𝒑 𝒔𝒚𝒔𝒕𝒆𝒎𝒔 𝒉𝒂𝒗𝒆 #𝑶𝒗𝒆𝒓𝒍𝒐𝒂𝒅𝑷𝒓𝒐𝒕𝒆𝒄𝒕𝒊𝒐𝒏, 𝒃𝒖𝒕 𝒊𝒔 𝒕𝒉𝒆 𝒑𝒓𝒐𝒕𝒆𝒄𝒕𝒊𝒐𝒏 𝒓𝒆𝒂𝒍𝒍𝒚 𝒘𝒐𝒓𝒌𝒊𝒏𝒈 𝒂𝒄𝒄𝒖𝒓𝒂𝒕𝒆𝒍𝒚?

One important factor is the setting.

If a controller uses fixed current values or incorrect settings, it may not match the actual motor condition. This can affect protection accuracy and commissioning efficiency.

𝗪𝗶𝘁𝗵 𝗮𝗱𝗷𝘂𝘀𝘁𝗮𝗯𝗹𝗲 𝗿𝗮𝘁𝗲𝗱 𝗰𝘂𝗿𝗿𝗲𝗻𝘁 𝗰𝗼𝗻𝗳𝗶𝗴𝘂𝗿𝗮𝘁𝗶𝗼𝗻, #𝟯𝗦𝗣𝘂𝗺𝗽𝗖𝗼𝗻𝘁𝗿𝗼𝗹𝗹𝗲𝗿𝘀 𝗵𝗲𝗹𝗽 𝘂𝘀𝗲𝗿𝘀 𝗮𝗰𝗵𝗶𝗲𝘃𝗲 𝗺𝗼𝗿𝗲 𝗿𝗲𝗹𝗶𝗮𝗯𝗹𝗲 #𝗠𝗼𝘁𝗼𝗿𝗣𝗿𝗼𝘁𝗲𝗰𝘁𝗶𝗼𝗻.

How does your current pump controller handle rated current adjustment?

Shanghai 3S Global Company Limited
Website：https://www.3s-global.cc
YouTube: https://www.youtube.com/.waterpumpcontrollers
TikTok: https://www.tiktok.com/.waterpumppanel
LinkedIn: https://www.linkedin.com/company/3sglobalwaterpumpcontroller
Facebook: https://www.facebook.com/3Sglobal.waterpumpcontroller

⚡ 𝑰𝒏 𝒔𝒖𝒎𝒎𝒆𝒓 𝒔𝒕𝒐𝒓𝒎 𝒔𝒆𝒂𝒔𝒐𝒏, 𝒐𝒖𝒕𝒅𝒐𝒐𝒓 𝒑𝒖𝒎𝒑 𝒄𝒐𝒏𝒕𝒓𝒐𝒍𝒍𝒆𝒓𝒔 𝒇𝒂𝒄𝒆 𝒎𝒐𝒓𝒆 𝒕𝒉𝒂𝒏 𝒓𝒂𝒊𝒏. Lightning-induced surges, grid voltage impact, a...
30/07/2026

⚡ 𝑰𝒏 𝒔𝒖𝒎𝒎𝒆𝒓 𝒔𝒕𝒐𝒓𝒎 𝒔𝒆𝒂𝒔𝒐𝒏, 𝒐𝒖𝒕𝒅𝒐𝒐𝒓 𝒑𝒖𝒎𝒑 𝒄𝒐𝒏𝒕𝒓𝒐𝒍𝒍𝒆𝒓𝒔 𝒇𝒂𝒄𝒆 𝒎𝒐𝒓𝒆 𝒕𝒉𝒂𝒏 𝒓𝒂𝒊𝒏.

Lightning-induced surges, grid voltage impact, and fast electrical pulses can disturb circuits, damage components, and affect stable system operation.
For outdoor pump stations, and water treatment sites, waterproof design is only one part of reliability.
Electrical interference resistance is also important.

That is why are tested under EMC conditions related to outdoor electrical interference:

✅𝟒 𝐤𝐕 𝐒𝐮𝐫𝐠𝐞 𝐈𝐦𝐦𝐮𝐧𝐢𝐭𝐲 𝐓𝐞𝐬𝐭
Simulates lightning-induced surge or grid voltage impact to verify surge resistance.

✅ 𝐒𝐢𝐦𝐮𝐥𝐚𝐭𝐞𝐝 𝐋𝐢𝐠𝐡𝐭𝐧𝐢𝐧𝐠 𝐒𝐮𝐫𝐠𝐞 𝐓𝐞𝐬𝐭
Uses simulated lightning waveforms to evaluate operational stability under simulated surge conditions

@超级粉丝 Is your ready for storm season?
📩 Contact 3S to learn more about outdoor pump control solutions with lightning surge protection.

Shanghai 3S Global Company Limited
Website：https://www.3s-global.cc
YouTube: https://www.youtube.com/.waterpumpcontrollers
TikTok: https://www.tiktok.com/.waterpumppanel
LinkedIn: https://www.linkedin.com/company/3sglobalwaterpumpcontroller
Facebook: https://www.facebook.com/3Sglobal.waterpumpcontroller

28/07/2026

𝑻𝒉𝒆 𝒑𝒖𝒓𝒊𝒇𝒊𝒆𝒅 𝒘𝒂𝒕𝒆𝒓 𝒚𝒐𝒖 𝒅𝒓𝒊𝒏𝒌 𝒎𝒂𝒚 𝒄𝒐𝒎𝒆 𝒇𝒓𝒐𝒎 𝒂𝒏 𝑹𝑶 𝒔𝒚𝒔𝒕𝒆𝒎

Behind clean water, it is not only the membrane doing the work.
For a stable RO system, the high-pressure pump, level signals, pressure monitoring, and interlock logic all matter.

So, what role can a pump controller play in an RO system?
This 3S Micro Class 29 will show you how can support RO system operation through level, pressure, and interlock control.

You will learn:
✅ How level interlocking can help prevent dry running and tank overflow
✅ How pressure monitoring can support high/low pressure protection for the membrane module and piping
✅ How automatic interlock logic helps coordinate equipment operation and reduce unintended starts or stops

RO control is moving beyond basic start-stop operation and single-point protection.
With suitable sensor inputs, outputs, interlock logic, and communication functions, 𝐩𝐮𝐦𝐩 𝐜𝐨𝐧𝐭𝐫𝐨𝐥𝐥𝐞𝐫𝐬 𝐜𝐚𝐧 𝐡𝐞𝐥𝐩 𝐑𝐎 𝐬𝐲𝐬𝐭𝐞𝐦𝐬 𝐦𝐨𝐯𝐞 𝐭𝐨𝐰𝐚𝐫𝐝 𝐜𝐨𝐨𝐫𝐝𝐢𝐧𝐚𝐭𝐞𝐝 𝐜𝐨𝐧𝐭𝐫𝐨𝐥, 𝐚𝐥𝐚𝐫𝐦 𝐦𝐚𝐧𝐚𝐠𝐞𝐦𝐞𝐧𝐭, 𝐚𝐧𝐝 𝐫𝐞𝐦𝐨𝐭𝐞 𝐯𝐢𝐬𝐢𝐛𝐢𝐥𝐢𝐭𝐲.

💬 In your project, does the RO system still use basic start-stop control, or has it already integrated level, pressure, and remote management?
Share your experience or questions in the comments. 👇

Shanghai 3S Global Company Limited
Website：https://www.3s-global.cc
YouTube: https://www.youtube.com/.waterpumpcontrollers
TikTok: https://www.tiktok.com/.waterpumppanel
LinkedIn: https://www.linkedin.com/company/3sglobalwaterpumpcontroller
Facebook: https://www.facebook.com/3Sglobal.waterpumpcontroller

❓𝑺𝒉𝒐𝒖𝒍𝒅 𝒆𝒗𝒆𝒓𝒚 𝒑𝒖𝒎𝒑 𝒖𝒔𝒆 𝒕𝒉𝒆 𝒔𝒂𝒎𝒆 𝒄𝒐𝒏𝒕𝒓𝒐𝒍 𝒍𝒐𝒈𝒊𝒄?Not really. In real pump systems, different pump types face different oper...
23/07/2026

❓𝑺𝒉𝒐𝒖𝒍𝒅 𝒆𝒗𝒆𝒓𝒚 𝒑𝒖𝒎𝒑 𝒖𝒔𝒆 𝒕𝒉𝒆 𝒔𝒂𝒎𝒆 𝒄𝒐𝒏𝒕𝒓𝒐𝒍 𝒍𝒐𝒈𝒊𝒄?

Not really.
In real pump systems, different pump types face different operating risks.
Using the wrong control logic may lead to nuisance trips, frequent faults, or a higher risk of equipment damage
That is why different pump types need different control priorities.

💧 𝗦𝘂𝗯𝗺𝗲𝗿𝘀𝗶𝗯𝗹𝗲 𝗣𝘂𝗺𝗽
Commonly used for well water extraction and deep-well supply.
Control focus: dry-run prevention and .

🔄 𝗖𝗲𝗻𝘁𝗿𝗶𝗳𝘂𝗴𝗮𝗹 𝗣𝘂𝗺𝗽
Commonly used in water supply, pipeline transfer, and circulation systems.
Control focus: proper suction conditions and interlock control.

🏡 𝗦𝗲𝗹𝗳-𝗣𝗿𝗶𝗺𝗶𝗻𝗴 𝗣𝘂𝗺𝗽
Commonly used in household , farmland , and small water intake systems.
Control focus: Loss-of-prime protection、dry-run risk and anti-ycling logic.

🚧 𝗦𝗲𝘄𝗮𝗴𝗲 𝗣𝘂𝗺𝗽
Commonly used in wastewater wells, effluent tanks, and sewage lifting systems.
Control focus: level-linked control, overload protection, and Jam / Blockage protection.

The value of an is not just starting or stopping the pump.
It is about matching the right logic to the right pump, making the system safer, more stable, and easier to manage.

💬 What pump does your project use?
@超级粉丝 Share your answer or questions in the comments. 👇

Shanghai 3S Global Company Limited
Website：https://www.3s-global.cc
YouTube: https://www.youtube.com/.waterpumpcontrollers
TikTok: https://www.tiktok.com/.waterpumppanel
LinkedIn: https://www.linkedin.com/company/3sglobalwaterpumpcontroller
Facebook: https://www.facebook.com/3Sglobal.waterpumpcontroller

21/07/2026

⚠𝑷𝒖𝒎𝒑 𝒓𝒖𝒏𝒏𝒊𝒏𝒈, 𝒃𝒖𝒕 𝒏𝒐 𝒘𝒂𝒕𝒆𝒓 𝒄𝒐𝒎𝒊𝒏𝒈 𝒐𝒖𝒕?
Pressure drops. Abnormal noise appears.

This may be a dry run fault.
Dry run means the pump keeps running with little or no water.

Without enough water for cooling and lubrication, dry run may quickly damage key pump parts.

In this video, we explain how to identify and troubleshoot pump dry run faults with the .

You will learn:
✅ Common causes of dry run faults
✅ How the 3S controller detects dry run risk, stops the pump, and records the fault
✅ How to troubleshoot dry run faults safely, step by step
Dry run can damage the mechanical seal, bearing, and impeller if not protected in time.

With dry run protection, 3S helps protect pumps before serious damage happens.

Watch the full video to learn how to troubleshoot pump dry run faults. 👇
Follow our page for more pump control, electrical protection, and industrial maintenance insights.

Shanghai 3S Global Company Limited
Website：https://www.3s-global.cc
YouTube: https://www.youtube.com/.waterpumpcontrollers
TikTok: https://www.tiktok.com/.waterpumppanel
LinkedIn: https://www.linkedin.com/company/3sglobalwaterpumpcontroller
Facebook: https://www.facebook.com/3Sglobal.waterpumpcontroller

⚡️ 𝑾𝒉𝒆𝒏 𝒈𝒓𝒊𝒅 𝒗𝒐𝒍𝒕𝒂𝒈𝒆 𝒇𝒍𝒖𝒄𝒕𝒖𝒂𝒕𝒆𝒔 𝒇𝒓𝒆𝒒𝒖𝒆𝒏𝒕𝒍𝒚, 𝒕𝒉𝒆 𝒑𝒓𝒐𝒃𝒍𝒆𝒎 𝒊𝒔 𝒏𝒐𝒕 𝒐𝒏𝒍𝒚 𝒖𝒏𝒔𝒕𝒂𝒃𝒍𝒆 𝒐𝒑𝒆𝒓𝒂𝒕𝒊𝒐𝒏. Recently, we received feedback f...
16/07/2026

⚡️ 𝑾𝒉𝒆𝒏 𝒈𝒓𝒊𝒅 𝒗𝒐𝒍𝒕𝒂𝒈𝒆 𝒇𝒍𝒖𝒄𝒕𝒖𝒂𝒕𝒆𝒔 𝒇𝒓𝒆𝒒𝒖𝒆𝒏𝒕𝒍𝒚, 𝒕𝒉𝒆 𝒑𝒓𝒐𝒃𝒍𝒆𝒎 𝒊𝒔 𝒏𝒐𝒕 𝒐𝒏𝒍𝒚 𝒖𝒏𝒔𝒕𝒂𝒃𝒍𝒆 𝒐𝒑𝒆𝒓𝒂𝒕𝒊𝒐𝒏.

Recently, we received feedback from customers in the Indian market.
In some areas, remote pump stations, and weak-grid regions, power voltage may fluctuate frequently.

One customer mentioned that local three-phase voltage may rise to around 440V and drop to around 380V, while single-phase voltage may fluctuate between 180V and 260V.

Another Indian customer shared that before working with 3S, around 40%–50% of the conventional they used in local projects had experienced voltage-related failures.（Previous controllers, not 3S products.）

Frequent controller failures may bring more than replacement costs.
They may also lead to on-site service, repeated troubleshooting, technician travel, project delays, customer complaints, and pressure on local market reputation.
This is why the operating voltage range of a controller matters in real pump projects.

A pump controller should not only match the rated supply voltage of the project.
It also needs a suitable operating voltage range to adapt to possible site voltage fluctuation and take protection actions when voltage exceeds the allowed range.

𝟑𝐒 𝐩𝐮𝐦𝐩 𝐜𝐨𝐧𝐭𝐫𝐨𝐥𝐥𝐞𝐫𝐬 𝐚𝐫𝐞 𝐝𝐞𝐬𝐢𝐠𝐧𝐞𝐝 𝐰𝐢𝐭𝐡 𝐚 𝐰𝐢𝐝𝐞 𝐨𝐩𝐞𝐫𝐚𝐭𝐢𝐧𝐠 𝐯𝐨𝐥𝐭𝐚𝐠𝐞 𝐫𝐚𝐧𝐠𝐞 𝐟𝐨𝐫 𝐭𝐡𝐞 𝐰𝐡𝐨𝐥𝐞 𝐜𝐨𝐧𝐭𝐫𝐨𝐥𝐥𝐞𝐫 𝐮𝐧𝐢𝐭, not only for the PCB or .

Different rated-voltage models support different operating voltage ranges:
✅ Single-Phase Controller
Rated Voltage: 110V
Operating Voltage Range: 90–270V
✅ Three-Phase Controller
Rated Voltage: 220V
Operating Voltage Range: 180–415V
✅ Three-Phase Controller
Rated Voltage: 380V
Operating Voltage Range: 280–460V

At the same time, 𝐭𝐡𝐞 𝐜𝐨𝐧𝐭𝐫𝐨𝐥𝐥𝐞𝐫 𝐡𝐚𝐬 𝐛𝐮𝐢𝐥𝐭-𝐢𝐧 𝐨𝐯𝐞𝐫-𝐯𝐨𝐥𝐭𝐚𝐠𝐞 𝐚𝐧𝐝 𝐮𝐧𝐝𝐞𝐫-𝐯𝐨𝐥𝐭𝐚𝐠𝐞 𝐩𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧.
When site voltage exceeds the allowed operating range, the controller can take protection actions in time, helping reduce the risk of controller failure, pump downtime, and equipment damage caused by abnormal voltage.

For distributors, contractors, and system integrators, a wider operating voltage range may help reduce product replacement, repeated site service, project delays, and customer complaints.
This helps lower after-sales pressure and protect local market reputation.

📩 Does your market also face frequent voltage fluctuation?
@超级粉丝 Contact 3S for pump control solutions built for real site power conditions.

Shanghai 3S Global Company Limited
Website：https://www.3s-global.cc
YouTube: https://www.youtube.com/.waterpumpcontrollers
TikTok: https://www.tiktok.com/.waterpumppanel
LinkedIn: https://www.linkedin.com/company/3sglobalwaterpumpcontroller
Facebook: https://www.facebook.com/3Sglobal.waterpumpcontroller

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