4.9 Based on 1156 reviews 
Description
3 Pole 6A B Curve 10kA Miniature Circuit Breaker
Live Electrical Three Phase MCB – CB306B
The Live Electrical CB306B 3 Pole 6A B Curve 10kA MCB is part of the trusted Live Electrical MCBs range, designed specifically to protect commercial 3-phase systems. Due to its B Curve tripping characteristic, it is ideal for circuits that handle light to moderate loads. Furthermore, the 10kA breaking capacity ensures excellent protection against high fault currents.
With a robust 3-pole design, this MCB is suitable for a wide range of demanding commercial applications.
Key Features:
- 3 Pole 6A MCB: Tailored for commercial 3-phase systems, providing a current rating of 6 Amps.
- B Curve Tripping Characteristic: Perfect for circuits with lighter loads, like lighting or small appliances, tripping at 3 to 5 times the rated current.
- 10kA Breaking Capacity: Handles fault currents up to 10kA, offering strong protection against overloads and short circuits.
- Voltage Rating: Compatible with 230/400V systems, operating at a frequency of 50/60Hz.
- Long-Lasting Durability: Rated for 8,000 electrical operations and 20,000 mechanical operations.
- IP20 Protection: Ensures user safety by preventing accidental contact with live parts.
Technical Specifications:
- Poles: 3P
- Rated Voltage (Ue AC): 230/400V
- Frequency: 50/60Hz
- Insulation Voltage (Ui): 500V
- Breaking Capacity: 6/10kA
- Impulse Withstand Voltage: 4000V
- Electrical Life: 8,000 operations
- Mechanical Life: 20,000 operations
- IP Rating: IP20
- Ambient Temperature: -5°C to +40°C (daily average ≤35°C)
- Storage Temperature: -25°C to +70°C
FAQs:
1. What is the significance of a B Curve MCB?
A B Curve MCB trips when the current exceeds 3 to 5 times the rated load. Therefore, it works best for protecting circuits in commercial settings where lighter loads like lighting and small appliances are common.
2. Is this MCB suitable for 3-phase systems?
Yes, this 3-pole MCB is specifically designed for 3-phase systems. It is particularly effective in commercial applications that require reliable protection.
3. Why is the 10kA breaking capacity important?
The 10kA breaking capacity ensures that the MCB can safely handle fault currents of up to 10,000 amps. This level of protection is essential for preventing short circuits and overloads in larger commercial setups.
4. How durable is this MCB?
This MCB offers long-lasting durability, rated for 8,000 electrical operations and 20,000 mechanical operations. It is built to withstand frequent use in commercial environments.
5. Can this MCB operate in extreme temperatures?
Yes, it operates efficiently within a temperature range of -5°C to +40°C, and it can be stored in environments ranging from -25°C to +70°C.
Conclusion
The Live Electrical CB306B 3 Pole 6A B Curve 10kA MCB provides a dependable and cost-effective solution for protecting commercial 3-phase systems. Its B Curve tripping characteristic makes it ideal for circuits with light to moderate loads. Moreover, the 10kA breaking capacity guarantees enhanced protection against high fault currents. Designed to last, this MCB is the perfect choice for businesses requiring reliable circuit protection in demanding environments.
For more high-quality electrical products, check out:
