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TOMZN RCBO Residual Current Circuit breaker with over current and Leakage protection in Bangladesh

The TOMZN TOB1L-63H RCBO is a 2-pole (2P) residual current circuit breaker with over-current protection (MCB function) and leakage protection (RCD function). It’s designed to protect both line (L) and neutral (N) wires in residential and industrial electrical installations.

🔧 Key Specifications:

⚙️ Features:

• ✅ RCBO (Residual Current Breaker with Over-current): Combines the functionality of MCB + RCD in one compact unit.
• ✅ Double-pole Cut-off (L+N): Enhances safety by disconnecting both lines during faults.
• ✅ Quick Trip Response: Responds rapidly to ground fault or overload.
• ✅ Compact DIN rail design: Easy installation inside distribution boards.
• ✅ Fire and shock protection: Provides added protection against electrical fires and electrocution.
• ✅ High sensitivity: Can detect leakage as low as 30mA.

🏠 Use Case Scenarios:

• Household electrical circuit protection
• Air conditioner or geyser line protection
• Solar inverter AC output protection
• Small office distribution board
• Shops and light commercial spaces

⚠️ Important Note:

• Always install RCBOs with correct wiring and grounding.
• Make sure the selected current rating suits your load.
• It is recommended to install by a qualified electrician.