TKDM1E Intelligent Molded Case Circuit Breaker

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1. Application
The TKDM1E intelligent molded case circuit breaker is used in the circuit with the rated frequency of AC 50Hz or 60 Hz, the rated insulation voltage of 800 V, the rated working voltage of 690 V or below, and the rated working current up to 800 A. It is often used to distribute power and protect circuits and power equipment against overload, short circuit, under-voltage, and other faults. It is also applicable to infrequent switching of lines and infrequent starting of motors.

2. 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

3. Service Environment and Installation Conditions

Ambient temperature	-5℃~ 40℃ 24-hour average temperature ≤ 35℃ For products used in environment with temperature beyond this 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 be 90% at 20℃. Special measures should be taken for occasional condensation caused by humidity change.
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 circuit breaker should be installed and used in accordance with the instruction manual.

Related Names
Molded Case Switch | Ground Fault Breaker | AC Power Breaker

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