UTC Tower (19th Floor)
8 Panthapath, Kawran Bazar
Dhaka-1215, Bangladesh
1. Introduction
KSB submersible pumps are a trusted solution for **residential, commercial, industrial, and agricultural** water‑handling projects across Bangladesh. Their robust design, high efficiency, and ability to operate under variable temperature and power conditions make them ideal for deep‑well boreholes, irrigation, fire‑fighting, and de‑watering applications.
2. Why Choose KSB Submersible Pumps?
| Feature | Benefit |
| Vertical‑mounting | Easy to install in tight shafts and deep wells. |
| Broad voltage options (220 V / 440 V, 3‑phase) | Compatible with most Bangladeshi power grids. |
| 2900 rpm motor & water‑filled design | High pressure generation with minimal oil contamination. |
| 450 mm bore size | Handles large‑diameter bore wells and high‑flow requirements. |
| Smart, cost‑effective servicing | Simple repair, long life expectancy, and low spare‑part costs. |
| Water‑filled motor | Reliable operation even during power fluctuations. |
| Stainless‑steel suction strainer & cast‑iron motor housing | Excellent durability in harsh, remote environments. |
3. Typical Applications
- **Deep tube‑well & bore‑well drilling** (up to 400 m)
- **Municipal water supply & drinking‑water projects**
- **Industrial process water & cooling loops**
- **Agricultural irrigation & livestock watering**
- **Fire‑fighting & seawater handling**
- **Sewage, drainage & slurry pumping**
4. Cost Overview (Bangladesh)
\*Prices vary by pump size, capacity, and dealer discounts. Bulk‑order and wholesale options are commonly available through authorized KSB distributors.
5. Installation – Step‑by‑Step
1. **Site Survey & Bore‑Well Design**
- Confirm depth, diameter, and water table.
- Choose pump size (flow & head) based on project requirements.
2. **Prepare the Well**
- Clean the bore‑hole, install a **concrete casing** if required.
- Install a **suction strainer** with stainless‑steel cover at the pump inlet.
3. **Lower the Pump**
- Attach the 3 m power cable and lifting rope to the pump.
- Use a winch or crane to lower the pump to the design depth, ensuring the **motor remains vertical**.
4. **Electrical Connection**
- Connect to a **220 V/440 V three‑phase supply** using a dedicated circuit breaker.
- Install a **thermal overload protector** (built‑in) and optional **VFD** for speed control.
5. **Initial Start‑Up & Testing**
- Verify correct voltage, phase rotation, and grounding.
- Run the pump for ~5 min, check for **steady pressure**, **no abnormal noise**, and **no leaks**.
6. **Commissioning**
- Record flow rate, head, and power consumption.
- Adjust **inlet/outlet valves** for optimal performance.
> **Tip:** SRH Engineering’s certified technicians follow a **standard‑operating‑procedure (SOP)** checklist to guarantee a safe, warranty‑compliant installation.
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## 6. Common Maintenance Issues & Remedies
| Symptom | Likely Cause | Recommended Action |
|---|---|---|
| **Reduced output** | Tripped circuit breaker, low water table, impeller wear, sand blockage | Check breaker, increase water source, clean strainer, inspect impeller |
| **Irregular water flow** | Damaged check valve, partially blocked outlet pipe | Replace/repair check valve, clear outlet pipe |
| **Excessive noise** | Insufficient liquid in the well, motor bearing wear | Ensure adequate water level, inspect bearings, replace if needed |
| **Overheating** | Faulty thermal overload protector, high ambient temperature | Verify overload protector function, improve cooling, replace protector |
**Preventive Maintenance (Quarterly)**
1. Inspect **cable connections** and tighten terminals.
2. Clean **suction strainer** and **impeller**.
3. Test **thermal overload** and **VFD** (if installed).
4. Record **performance data** (flow, pressure, power) and compare with baseline.
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## 7. Repair – What SRH Engineering Provides
- **On‑site diagnostics** using portable testing kits.
- **Spare‑part inventory**: motors, couplings, seals, strainer plates, cables.
- **Fast turnaround**: most common repairs completed within 24‑48 h.
- **Warranty support**: coordination with KSB India for OEM parts.
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## 8. Choosing the Right KSB Pump for Your Project
Consider the following variables before finalizing a purchase:
| Parameter | Guideline |
|---|---|
| **Suction Depth** | Choose pump rating ≥ required depth (e.g., 250 m → multi‑stage model). |
| **Flow Requirement** | Match pump capacity (m³/h) to project demand. |
| **Power Supply** | Verify 220 V vs 440 V availability; install VFD if voltage fluctuations are common. |
| **Fluid Type** | For oil or slurry, select a pump with **abrasion‑resistant impeller** and appropriate seals. |
| **Installation Space** | Ensure vertical clearance for the pump and motor assembly. |
| **Budget** | Optimize between initial cost and long‑term energy consumption (KSB’s high efficiency reduces electricity bills). |
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## 9. Why SRH Engineering Is Your Ideal Partner
- **Authorized KSB dealer network** ensuring genuine components.
- **Certified installation crew** with extensive deep‑well experience.
- **Transparent pricing** – detailed quotations for pump, installation, and maintenance.
- **After‑sales support** – 24/7 hotline, rapid spare‑part delivery, and annual service contracts.
- **Diverse project portfolio** covering residential, industrial, and agricultural sectors across Bangladesh.
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## 10. Call to Action
Ready to secure reliable water supply with a KSB submersible pump?
- **Get a free site survey** – contact SRH Engineering at **+880 171 XXXXXXX** or email **info@srheng.com**.
- **Request a quotation** – include pump model, depth, and required flow rate.
- **Schedule installation & training** – our technicians will walk your team through operation and maintenance.
*Empower your project with the durability and efficiency of KSB – backed by SRH Engineering’s local expertise.*
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