China ARXM3 Series Industrial Thermal Magnetic Circuit Breaker 4 Poles 63A to 250A Suppliers and Factory 400V/690V
MCCB Highlights
The second material advantage of ARXM3 thermal magnetic type mccb---- alloy contact with high silver content: the mccb's silver spots' content can reach 85%
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High silver content, high conductivity, thermal conductivity, arc resistance, electric wear resistance.
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Preparation of dynamic and static contact material standards and reliable process guarantee, improving the electrical life of circuit breaker by 50%.
Frequently Asked Questions
What is the silver content in the ARXM3 MCCB contacts?
The silver spots' content in the alloy contacts of the ARXM3 thermal magnetic type MCCB can reach up to 85%, ensuring superior performance.
How does high silver content benefit the circuit breaker?
High silver content provides outstanding electrical and thermal conductivity, excellent arc resistance, and enhanced electric wear resistance during operations.
By how much does the ARXM3 improve the electrical life of the circuit breaker?
Through standardizing dynamic and static contact materials and utilizing reliable process guarantees, the electrical life of the circuit breaker is improved by 50%.
What type of MCCB is the ARXM3?
The ARXM3 is a thermal magnetic type Molded Case Circuit Breaker (MCCB) designed for reliable circuit protection and durability.
Why are dynamic and static contact material standards important?
They ensure consistent contact reliability, lower resistance, and prevent premature wear under heavy electrical loads.

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