For diesel oil, kerosene, gasoline, benzene and other clean, light oily liquid.
Vane pump,large output with small power input.
Cast iron pump casing, teflon vanes, electric motor or diesel engine driven for option.
Bypass valve built.
Quick coupling connection on inlet/outlet side.
Max liquid temperature up to 100℃
Continuous working.
Strong self-priming, it's not necessary to pour oil before pump working.
Trailer type design, moveable, easy to use and maintenance.
The copper impeller should be selected for the transport of solvents such as xylene.
Optional LC flow meter or OGM flow meter.
| Technical Specification | |||||||
Model | Size(mm) | Flow(m3/h) | Head(m) | Suction(m) | Power(Kw) | Speed(rpm） | Voltage(V) |
KYB25-9-30 | 25 | 9 | 30 | 7 | 1.1 | 1450 | 380/220 |
| KYB40-15-30 | 40 | 20 | 30 | 7 | 1.5 | 1450 | 380/220 |
| KYB40-20-30 | 40 | 20 | 30 | 7 | 2.2 | 1450 | 380/220 |
| KYB50-25-25 | 50 | 25 | 25 | 7 | 3 | 1450 | 380/220 |
| KYB65-35-20 | 65 | 35 | 20 | 7 | 4 | 1450 | 380 |
| KYB80-45-20 | 80 | 45 | 20 | 7 | 5.5 | 1450 | 380 |
| KYB100-60-20 | 100 | 60 | 20 | 7 | 7.5 | 1450 | 380 |
KYB Four Inch LC Flowmeter 7.5KW Three-Phase Explosion-Proof: Complete Technical Guide
The KYB Four Inch LC Flowmeter 7.5KW Three-Phase Explosion-Proof is a high-precision industrial flow measurement solution engineered for safe, reliable, and efficient fluid monitoring in hazardous environments.
Equipped with a 7.5KW three-phase motor and explosion-proof certification, this flowmeter is designed to provide accurate flow readings, robust performance, and energy efficiency across chemical, oil, gas, and industrial fluid systems.
This guide covers performance testing, safety operation procedures, after-sales support, and cleaning methods, giving engineers, operators, and procurement specialists a complete understanding of installation, maintenance, and operational best practices.
Explosion-Proof Design
Certified for hazardous environments to prevent ignition from electrical or mechanical sparks.
Suitable for flammable liquids and gases in industrial applications.
High Precision Flow Measurement
Provides accurate readings even under varying flow rates.
Ensures data-driven process control for efficiency and safety.
Robust Motor Performance
Equipped with a 7.5KW three-phase motor for stable and continuous operation.
Supports industrial workloads and heavy-duty pumping systems.
Durable Construction
Made from high-quality stainless steel and corrosion-resistant alloys.
Designed to withstand vibration, dust, and high-pressure conditions.
Low Maintenance and Energy Efficiency
Modular components reduce downtime during inspections or repairs.
Optimized motor and flowmeter design minimize energy consumption.
Performance testing ensures the KYB Four Inch LC Flowmeter operates reliably and safely under industrial conditions.
| Test Type | Description | Purpose |
|---|---|---|
| Flow Accuracy Test | Measure flow at different rates (0-100% capacity) | Verify measurement precision |
| Motor Load Test | Operate motor at full load for extended periods | Ensure reliability and stability |
| Vibration and Noise Test | Assess vibration levels and operational noise | Confirm mechanical integrity and compliance |
| Temperature Test | Measure temperature rise during continuous operation | Ensure safe thermal performance |
| Explosion-Proof Verification | Test for spark prevention in hazardous zones | Confirm safety compliance |
Tip: Regular performance verification ensures long-term accuracy, safety, and reliability.
Always read the operation manual before use.
Wear personal protective equipment (PPE), including gloves, goggles, and ear protection.
Keep the area well-ventilated to prevent the buildup of flammable gases.
Ensure proper grounding of the flowmeter and motor.
Verify electrical connections comply with explosion-proof standards.
Avoid modifying or bypassing safety features.
Never operate the flowmeter with damaged cables or loose connections.
Avoid contact with hot surfaces or moving parts during operation.
Monitor for abnormal readings or unusual sounds and stop operation immediately if detected.
Deactivate power and relieve system pressure before performing any maintenance.
Use only certified replacement parts to maintain safety compliance.
Inspect for leaks, corrosion, or mechanical wear regularly.
Wipe external surfaces with a clean, damp cloth.
Ensure no debris or dust accumulates around motor vents or flowmeter sensors.
| Task | Frequency | Action |
|---|---|---|
| Flow Sensor | Monthly | Inspect and clean for deposits or blockages |
| Motor Bearings | Every 500 hours | Lubricate according to manufacturer specifications |
| Electrical Connections | Quarterly | Check for corrosion or loose terminals |
| Calibration | Every 6 months | Verify flow readings against reference standards |
| Protective Housing | Every 6 months | Inspect for cracks or signs of wear |
Tip: Following a structured cleaning and maintenance routine prolongs service life and maintains measurement accuracy and explosion-proof integrity.
| Issue | Possible Cause | Recommended Action |
|---|---|---|
| Inaccurate Flow Readings | Sensor blockage or misalignment | Clean sensor, verify installation alignment |
| Motor Overheating | Overload or ventilation obstruction | Reduce load, ensure proper airflow |
| Unusual Noise | Loose bolts or worn bearings | Tighten mounts, inspect and replace bearings if needed |
| Electrical Fault | Loose wiring or damaged insulation | Inspect wiring, replace damaged components |
| Flowmeter Display Error | Software or calibration issue | Recalibrate or reset according to manual |
Tip: Always depressurize and power off the system before performing repairs or inspections.
24/7 support for installation, troubleshooting, and operational guidance.
Remote diagnostics for real-time performance monitoring and issue resolution.
On-site service for maintenance, calibration, and emergency repairs.
Standard warranty covers manufacturing defects and explosion-proof safety compliance.
Certified according to international industrial and hazardous zone standards.
Documentation includes operation manuals, calibration records, and maintenance logs.
Operator training programs for safe handling and optimized performance.
Maintenance guides and troubleshooting charts provided with each flowmeter.
Ensures maximized uptime and reduced operational risks.
| Specification | Standard Value | Optional Upgrade |
|---|---|---|
| Flow Diameter | 4 inches | Custom diameters available |
| Motor Power | 7.5KW | Higher power models optional |
| Voltage | Three-phase 380V | 415V or 440V variants |
| Explosion-Proof Rating | Ex d IIB T4 | Ex d IIC T4 optional |
| Operating Pressure | 0 – 16 bar | High-pressure variants |
| Flow Accuracy | ±1% | High-precision ±0.5% |
| Temperature Range | -10°C to 45°C | Extended range models |
| Noise Level | <80 dB | Soundproof housing optional |
Explosion-Proof Safety: Certified for hazardous environments.
High Accuracy: Precise flow measurement under varying conditions.
Robust Motor Performance: 7.5KW three-phase motor supports industrial applications.
Low Maintenance: Easy cleaning, modular components, and simple calibration.
Durable Construction: Stainless steel and corrosion-resistant alloys ensure longevity.
Versatile Applications: Suitable for chemical, oil, gas, water treatment, and industrial fluid systems.
The KYB Four Inch LC Flowmeter 7.5KW Three-Phase Explosion-Proof is a high-precision industrial flow measurement device designed for safe, reliable, and energy-efficient operation in hazardous environments. Featuring a robust 7.5KW three-phase motor, explosion-proof certification, and stainless steel construction, it ensures accurate fluid monitoring, durability, and low-maintenance performance. Ideal for chemical plants, oil and gas pipelines, water treatment, and industrial fluid systems, this flowmeter provides robust, reliable, and precise flow control in challenging industrial conditions.
The KYB Four Inch LC Flowmeter 7.5KW Three-Phase Explosion-Proof offers a complete solution for industrial flow measurement, combining accuracy, safety, and durability. Following proper safety procedures, regular cleaning, and performance checks ensures long-term reliability and optimized operation.
This guide provides engineers, operators, and procurement specialists with detailed insights on performance testing, safety, cleaning, troubleshooting, and after-sales support, making the KYB Four Inch LC Flowmeter a trusted and versatile choice for hazardous industrial environments worldwide.
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