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ST 101 / ST 103 - Single Phase Submersible Pump Protector
Smart Protection for Water-Cooled Submersible Pumps
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Key Highlights.
What makes this product stand out.
Single-Phase Pump Compatibility
Designed for 1φ submersible pumps
Plug & Play Design
Easy installation and operation
Semi & Fully Automatic Models
Flexible operation for varying requirements
Enhanced Pump Protection
Protects against common electrical and dry-run faults
Extended Pump Life
Intelligent control reduces pump stress and wear
Designed to perfection.
The ST 10x Series is specially designed for single-phase water-cooled submersible pumps, delivering reliable protection and intelligent control. With a plug-and-play modular architecture and automatic operation modes, it ensures safe performance while extending pump lifespan.
Core Features
Durable ABS enclosure with IP52 protection
Wide voltage operating range (140 - 320V)
LED indicators for real-time system monitoring
Built-in voltage & current display
Dry run protection system
Overload and fault protection
Start & Run capacitor support
Float switch compatibility (optional / model-based)
Timer and automatic control modes
Applications.
Borewell submersible pump systems
Pressure booster systems
Overhead tank level control systems
Residential water supply automation
Technical Specifications.
| Specification | Details |
|---|---|
| Voltage Range | 140 - 320V |
| Frequency | 50 Hz |
| Power (kW) | 0.7 / 1 / 1.5 kW |
| Power (HP) | 1 / 1.5 / 2 HP |
| Current | 10 - 12 Amps |
| Start Capacitor | 120/150 µF, 200/250 µF |
| Run Capacitor | 72 µF / 100 µF |
| Dimensions (mm) | 180 x 230 x 120 |
| Weight | 1.5 kg |
| Enclosure | ABS |
| Float Switch Support | Optional |
Why choose this product?
Submersible pumps are vulnerable to dry running, overloads, and unstable voltage conditions. The ST 10x Series provides intelligent automation and reliable protection, ensuring efficient operation, reduced maintenance, and longer pump life.
Inside the box.
1 No. ST 101 / ST 103 Device
User Guide
Downloads
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