ABB SH203M-C20NA Miniature Circuit Breaker 4P 20A-C
Reliable Protection for Your Electrical Systems
High-Performance MCB for Enhanced Safety
The ABB SH203M-C20NA Miniature Circuit Breaker (MCB) 4P 20A-C is engineered for superior electrical protection. Whether for residential, commercial, or industrial applications, this MCB provides efficient circuit control, preventing overloads and short circuits.
Key Features of ABB SH203M-C20NA MCB
✅ Dielectric Strength: Withstands 2 kV for 1 minute at 50/60 Hz.
✅ Energy Limiting Class: Class 3, ensuring fast tripping and reduced damage during short circuits.
✅ Durability: Rated for 10,000 AC electrical cycles and 20,000 mechanical cycles for long-lasting performance.
✅ Poles & Neutral Position: 4 poles with 3 protected poles and a right-positioned neutral terminal.
✅ Strong Terminal Connection: Screw cage terminals with 2 N·m tightening torque for secure wiring.
✅ Flexible Wiring Capacity: Supports 0.75 to 25 mm² rigid & stranded wires and 0.75 to 16 mm² flexible wires.
✅ Clear Contact Indication: ON/OFF actuator marking for easy status identification.
✅ Recommended Tools: Compatible with Pozidriv 2 screwdrivers for easy installation.
Where to Buy ABB SH203M-C20NA MCB in India?
Shansen Enterprises, your Authorized ABB Channel Partner, offers ready stock of ABB MCBs, RCCBs, Contactors, Relays, and more. Located in Coimbatore, we serve customers across India with fast dispatch within 48 hours via courier and transport services.
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Product Description
| Specification | Details |
|---|---|
| Tripping Characteristic | C |
| Rated Operational Voltage | acc. to IEC 60898-1 400 V |
| Operational Voltage | Maximum (Incl. Tolerance) 440 V AC Minimum 12 V AC |
| Rated Insulation Voltage (Ui) | acc. to IEC/EN 60664-1 440 V |
| Rated Impulse Withstand Voltage (Uimp) | 4 kV at 2000 m: 5 kV at Sea Level: 6.2 kV |
| Input Voltage Type | AC |
| Rated Current (In) | 20 A |
| Rated Short-Circuit Capacity | (AC) 10 kA (400 V AC) 10 kA (400 V) 10 kA |
| Rated Conditional Short-Circuit Current (Inc) | (230 V) 10 kA (400 V) 10 kA |
| Rated Frequency (f) | 50 / 60 Hz |
| Power Loss | 10 W at Rated Operating Conditions per Pole: 2.5 W |
| Overvoltage Category | III |
| Housing Material | Insulation Group II, RAL 7035 |
| RoHS Information | 2CDK400030D0201 |
| RoHS Status | Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019 |
| REACH Declaration | Declaration regarding the REACH-Regulation |
| REACH Information | True - contains substances > 0.1 mass percentage |
| REACH Date | 2024-08-21 |
| Conflict Minerals Reporting Template (CMRT) | Conflict Minerals Reporting Template |
| WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
| WEEE B2C / B2B | Business To Business |
