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TAX Series Intelligent Air Circuit Breaker
● Product Information
TAX series intelligent air circuit breakers are suitable for AC 50Hz, rated voltage up to 660V (690V) and below, rated current 630A-6300A in the distribution network, used to distribute power and protect the lines and power supply equipment from overload, undervoltage, short-circuit, single-phase grounding and other faults..
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FEATURES
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u Protection functions——multi-curve long delay protection; multi-curve short delay inverse time protection; short delay fixed time protection; instantaneous protection; MCR & HSISC protection (phase selection); current imbalance (phase break) protection; grounding protection; grounding alarm; neutral phase protection.
u Measurement function——four-phase current and grounding current measurement.
u Maintenance functions——1 fault record, contact equivalent, number of operations, clock function, self-diagnosis
u Human-machine interface——LED status indication
u Communication function——communication function is optional, for H type no communication function, for H1 type communication protocol can be selected according to need Modbus, Profibus-DP.
u Earthing or leakage protection characteristics——single-phase grounding protection refers to the fault current in a few hundred amperes above the metallic grounding protection, generally used in the neutral point of the direct grounding system
u Controller overload protection characteristics——to provide six kinds of overload protection characteristics
