TKDM1L Residual Current Operated Circuit Breaker

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The TKDM1L residual current operated circuit breaker is suitable for use in the power distribution network with the rated frequency of 50Hz or 60 Hz, the rated voltage of 400 V, and the rated current up to 630 A for infrequent switching and infrequent starting of motors. Our product can protect lines and power equipment from overload, under-voltage, short circuit, residual current, etc. Meanwhile, it also provides protection for potential ground faults in the circuit and personal indirect contact.

1. Standards Compliant
a. IEC 60947-1:2001 and GB 14048.1-2006 Low Voltage Switchgear and Control Equipment - General
b. IEC 60947-2:2006 and GB 14048.2-2008 Low Voltage Switchgear and Control Equipment – Circuit Breaker
c. IEC 60947-4-1:2009 and GB 14048.4-2010 Low Voltage Switchgear and Control Equipment - Electromechanical Contactor and Motor Starter
d. IEC 60947-5-1:2003 and GB 14048.5-2008 Low Voltage Switchgear and Control Equipment - Electromechanical Control Circuit Devices

2. Service Environment and Installation Conditions

Ambient temperature	-5℃~ 40℃ 24-hour average temperature ≤ 35℃ If the product needs to work in environment with temperature beyond the above range, customers should discuss with us.
Altitude of installation site	≤ 2000m
Humidity	≤ 50% at 40℃ At lower temperatures, higher humidity is allowed. For example, humidity is allowed to reach 90% at 20℃. Special measures should be taken for occasional condensation caused by changes in humidity.
Pollution degree	3
Maximum inclination	±22.5°
Installation category	Main circuit: III Auxiliary circuit and control circuit: II
Protection class	IP30
The installation site should have no explosive media in the air, no corrosive gas or conductive dust that may destroy insulation, and no rain or snow erosion.
The product should be installed and used in accordance with the instruction manual.

Related Names
Resettable Fuse Circuit Breaker | RCCB Breaker | Electrical Wiring Device

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