4.9 Based on 1156 reviews 
Description
3 Pole 32A D Curve 10kA Miniature Circuit Breaker
Live Electrical Three Phase MCB – CB332D
The Live Electrical CB332D 3 Pole 32A D Curve 10kA MCB is a reliable solution for protecting circuits that experience high inrush currents, such as motors, transformers, and other heavy machinery. Its D Curve tripping characteristic makes it ideal for applications with higher initial current spikes.
Additionally, the 10kA breaking capacity ensures safe handling of fault currents, offering dependable protection in commercial 3-phase systems, especially for projects where budget and high quality are priorities.
Key Features:
- 3 Pole 32A MCB: Designed specifically for 3-phase systems, rated at 32 Amps.
- D Curve Tripping Characteristic: Suited for circuits with high inrush currents, such as motors and transformers, tripping at 10 to 20 times the rated current.
- 10kA Breaking Capacity: Handles fault currents up to 10kA, protecting circuits from overloads and short circuits.
- Voltage Rating: Suitable for use in 230/400V systems, operating at a frequency of 50/60Hz.
- Durability: Built to last, rated for 8,000 electrical operations and 20,000 mechanical operations, ensuring reliable performance.
- IP20 Protection: Provides safety by preventing accidental contact with live parts, making it suitable for commercial and industrial environments.
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
- Dielectric Test Voltage: 2kV
- Thermo-magnetic Release: B, C, D Characteristics
- 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 a D Curve MCB used for?
A D Curve MCB trips when the current exceeds 10 to 20 times the rated load. It is ideal for circuits with high inrush currents, such as those powering motors, transformers, or heavy industrial machinery.
2. Can this MCB be used in 3-phase systems?
Yes, this 3-pole MCB is specifically designed for 3-phase systems. It provides reliable protection for circuits handling up to 32 amps in commercial and industrial settings.
3. Why is the 10kA breaking capacity important?
The 10kA breaking capacity ensures that the MCB can safely handle fault currents up to 10,000 amps, providing essential protection against overloads and short circuits.
4. How durable is this MCB?
This MCB is highly durable, rated for 8,000 electrical operations and 20,000 mechanical operations, ensuring long-lasting performance in demanding environments.
5. Can this MCB operate in extreme temperatures?
Yes, it operates efficiently between -5°C and +40°C, and can be stored in temperatures ranging from -25°C to +70°C, ensuring durability across various conditions.
Conclusion
The Live Electrical CB332D 3 Pole 32A D Curve 10kA MCB is a cost-effective and reliable solution for protecting circuits with high inrush currents, such as motors and transformers. Its D Curve tripping characteristic and 10kA breaking capacity make it ideal for commercial 3-phase systems. Furthermore, it offers long-lasting performance, ensuring dependable protection in budget-conscious projects.
For project pricing, send us your list of required items via WhatsApp or email, and we’ll provide competitive rates tailored to your needs.
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