Are you looking for a compact and reliable solution that offers both earth leakage and overcurrent protection? The ABB DSB204M AC-C63/0.1 RCCB is the perfect fit for modern electrical systems, combining two critical safety functions in one space-saving unit. Supplied by Shansen Enterprises, an Authorized ABB Channel Partner, this product is backed by trust, performance, and expert support.
To help you make an informed decision, we’ve compiled a comprehensive list of frequently asked questions about this powerful device.
🔍 Frequently Asked Questions (FAQs)
1. What is the ABB DSB204M AC-C63/0.1 RCCB used for?
This RCCB is designed for protecting people and property from earth leakage faults and short circuits or overloads, combining the functions of an MCB and RCCB into one unit.
2. What are the technical specifications?
- Rated Current: 63 A
- Rated Residual Current: 100 mA
- Voltage: 415 V AC
- Poles: 4
- Tripping Curve: Type C
- Short Circuit Capacity: 10 kA
- Impulse Voltage: 4 kV
- Dielectric Strength: 2.5 kV
3. What does “C63” mean?
“C” indicates a tripping characteristic for moderate inrush current applications, and “63” denotes a 63-ampere rated current.
4. Can it be used in residential applications?
Yes! It’s ideal for residential, commercial, and light industrial systems due to its compact size and reliable dual-function protection.
5. Is it a combination of MCB and RCCB?
Yes, it combines both, saving space and simplifying installation. One product, two protections!
6. What is the product ID for ordering?
Use Product ID: 2CSR274027R2634 when requesting a quote or placing an order.
7. What torque setting is required for installation?
Tighten terminals to 2.8 N·m for a secure connection.
8. What is the wire capacity?
- Rigid cable: up to 35 mm²
- Flexible cable: up to 25 mm²
- Wire Stripping Length: 12 mm
9. How does the contact position indicator work?
It features a Red (ON) and Green (OFF) indicator for easy visual status checks.
10. Does it include certification?
Yes. It is IEC-compliant and CE certified, ensuring high safety and performance standards.
11. Are accessories available?
Yes, this product is compatible with a wide range of ABB accessories. Ask Shansen Enterprises for recommendations based on your setup.
12. Where can I buy this RCCB?
Shansen Enterprises offers genuine ABB products and technical support. ABB DSB204M AC-C63/0.1 RCCB – Shansen Enterprises Request a quote via WhatsApp with full confidence in product authenticity and support.



