描述
ABS53c 3P Molded Case Circuit Breaker (30A/40A/50A) | High-Cost-Performance Replacement

Core Product Highlights
✅ Full Specification Coverage: Multiple rated current options of 30A/40A/50A, 3P three-pole design, suitable for 3-phase 380V/400V industrial power distribution scenarios.
✅ Reliable Protection Performance: Thermal-magnetic trip mechanism, accurately realizing overload protection + short circuit protection, with breaking capacity meeting industry standards, effectively protecting core equipment such as motors, distribution boxes and production lines.
✅ High Cost-Effectiveness Choice: With the same performance, the price is far lower than the original imported model, greatly reducing procurement and operation costs, suitable for bulk procurement and project renovation.
✅ Compliance & Certification Guarantee: Complies with IEC 60947-2 international standards, CE certified, stable quality, can be directly used in export equipment and overseas projects.
Core Technical Specifications
| Parameter Item | Specification Details |
|---|---|
| Product Model | Replacement for ABS53c 3P MCCB |
| Pole Number | 3P (Three-pole) |
| Rated Current (In) | 30A / 40A / 50A |
| Rated Operating Voltage (Ue) | AC 690V / DC 500V |
| Rated Insulation Voltage (Ui) | AC 750V |
| Rated Impulse Withstand Voltage (Uimp) | 8kV |
| Short Circuit Breaking Capacity (Icu) | 220/250VAC: 35kA; 415/460VAC: 18kA; 690VAC: 10kA |
| Trip Type | Thermal-magnetic trip (Dual protection for overload + short circuit) |
| Installation Method | Fixed type (Universal for DIN rail / panel mounting) |
| Applicable Standards | IEC 60947-2, CE certified |
Application Scenarios
- Main circuit protection for 3-phase motors and production lines in factories
- Main / branch switches for distribution boxes and power distribution cabinets
- Industrial power distribution systems for new energy, automation equipment, machine tools, etc.
- Supporting for overseas projects and export equipment (meeting international certification requirements)
- Replacement, maintenance and upgrade of original ABS53c circuit breakers
Why Choose Our Replacement Model?
- Zero Modification Replacement: Fully matches the original size and installation method. No extra construction required for old equipment upgrade, ready to use directly.
- Uncompromised Performance: Core protection parameters and breaking capacity are consistent with the original, ensuring circuit safety without reducing protection level.
- Significant Cost Advantage: With the same quality, procurement cost is greatly reduced, suitable for bulk projects and long-term stock preparation.
- Full Specification In-Stock Supply: 30A/40A/50A full current specifications with permanent inventory, fast delivery without delaying project schedule.
- Professional Technical Support: Provide full-process services for selection, installation and after-sales, solving all problems in the replacement process.
Short Version (For Short Description / Homepage of Detail Page)
Perfectly compatible with the original, 1:1 replacement without modification, thermal-magnetic dual protection, 3P three-pole for 3-phase power distribution, high cost-effectiveness in stock supply, the preferred replacement solution for industrial power distribution, motor protection and equipment supporting!
Short Title + 5 Bullet Points (For Amazon / Independent Store Listing)
- 1:1 Direct Replacement: Fully matches the original LS ABS53c series in size, mounting and wiring, no modification needed, easy to install.
- Reliable Dual Protection: Built-in thermal-magnetic trip mechanism, provides accurate overload and short circuit protection for industrial circuits and motors.
- Multiple Current Options: Available in 30A, 40A, 50A rated current, 3P three-pole design, suitable for 3-phase 380V/400V power distribution systems.
- High Cost-Effectiveness: Same performance as original imported model at a much lower price, ideal for bulk procurement and project renovation.
- Certified & Durable: Complies with IEC 60947-2 international standard, CE certified, stable performance for long-term industrial use.





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