TOMZN RCBO TOB1L-63H 2P 63A 230V AC 50Hz/60Hz Residual Current Circuit breaker with over current and Leakage protection RCBO

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.

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🔧 Key Specifications:

Specification	Description
Model	TOB1L-63H
Brand	TOMZN
Poles	2P (Phase + Neutral)
Rated Current (In)	63A
Rated Voltage (Ue)	230V AC
Frequency	50Hz / 60Hz
Residual Operating Current	30mA (typical, adjustable in some models)
Breaking Capacity	6kA
Tripping Characteristic	Type C (standard usage, handles moderate inrush currents)
Protection	Overcurrent, Short Circuit, Earth Leakage
Mounting	DIN Rail 35mm (standard)
Cut-off	Cuts both L (Live) and N (Neutral) during fault condition
Application	Residential, commercial, and light industrial usage

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⚙️ 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.

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🏠 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

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⚠️ 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.