● A complete set of protection, related to the application;
● 5 current input, 3 voltage input, 8DI, 4DO;
● Auxiliary power supply adapts with AC220V, DC220V, DC110V, AC110V, DC48V, DC24V;
● 1 RS485 serial communication, Modbus-RTU;
● more than 200 sequence of event records, more than 400 system logs, and more than 10 seconds tripping context records;
● Powerful graphic programmable Logic.
General
Multi-functional protective relay AM2 is designed for feeder protection and transformer protection up to 20kV distribution system which is featured by safe and reliable power supply. It is typically used in substation, industrial plant, hospital, school, commercial plaza and buildings.
Front Panel
LCD Display
Function
Installation
Dimensions & Cut-out Dimensions
Wiring
Typical Connection
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DC rated voltage
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220V, 110V, 48V
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permissive variation
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-20%~+15%
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Ripple coefficient
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not larger than 5% rated voltage
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AC rated voltage
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220V
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permissive variation
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-10%~+10%
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Ripple coefficient
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not larger than 5%
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Rated voltage input
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AC100V or 100/√3
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Rated current input
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AC5A/1A
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Frequency
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50Hz
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Operation time
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-25℃~+55℃
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Relative humidity
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5%~95%(No condensation and freeze inside)
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