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ACREL AM4 MIDDLE VOLTAGE PROTECTIVE RELAYS IN POWER SYSTEMS

Quantité : 500000piec   Prix : 0-100000USD/piece

ACREL AM4 MIDDLE VOLTAGE PROTECTIVE RELAYS IN POWER SYSTEMS

AM4 middle voltage protective relay coordination in power system integrates protection and control, and is suitable for user terminal substations (substations) with a voltage level of 35kV and below, and can realize the protection and control of user substations.It adopts advanced, mature and reliable protection principles and algorithms, with strong anti-interference performance, high reliability, flexible protection implementation, and redundant design for communication. The device has 12 channels of switch value acquisition and 5 channels of relay output, and can cooperate with Acrel-2000Z power monitoring software to realize an unattended end-user substation power distribution automation system.

Specification of AM4 Mains Voltage Relays In Power Systems

Rated Parameter

Power Supply

Power supply: AC/DC220V, Or AC/DC110V, oR DC48V (Reference the wiring diagram)

Range: Power supply x (1±20%）

Maximum power consumption: ≤10W（DC）

Rated Voltage

Rated Voltage: AC100V

Range: 1-120V

Accuracy: ±0.5%

Power Consumption: ≤0.5VA (Single phase)

Overload capacity: 1.2 times rated voltage for continuous work; 2 times for 10 seconds

Rated Current

Rated current: AC 5A/1A (See the device wiring diagram)

Range: 0.04In~15In

Power consumption: ≤0.5VA (Single phase)

Overcapacity: 2 times rated current for continuous work; 40 times for 1 second

Frequency

Rated frequency: 50Hz or 60 Hz

Range: 45~55Hz

Accuracy: ±0.1Hz

Digital Input

Rated Voltage: AC/DC220V, AC/DC110V, DC48V (Similar to power supply)

Voltage Range: Rated voltage x (1±20%）

Power Consumption: ≤1W(DC220V) (Single channel)

Digital Output

Mechanical life: ≥10000 times

Switching capacity: ≥1000W, L/R=40ms

On current: continuous≥5A short time (200ms)≥30A

Interrupting capacity: ≥30W, L/R=40ms

Normal Working Conditions

Ambient temperature: -10℃~+55℃

Device storage and transport allow the ambient temperature to be -25℃~+70℃

Relative humidity: 5%~95% (The product does

Altitude: ≤4000m

Features of AM4 Middle Voltage Protective Relays In Power Systems

01

Abundant interface resources: 4 AC current channels, 4 AC voltage channels; 12 digital input channels (AC and DC), 5 digital output channels; 1 RS485 communication interface, 1 RS232 maintenance port.

02

Transparency: Real-time recording of AC volume, digital input volume, binary output volume, and the status of all protection modules; record the action behavior, action time, and wave recording data of each component inside the protection.

03

High-reliability design: It has passed 6 electromagnetic compatibility testing certifications, and the electrical fast transient burst, electrostatic discharge, and surge anti-interference performance have all reached the IV level standard.

If you want to know more about primary protection in power system, please visit our website.

As one of power meter manufacturers, we will do our best to meet all the needs of customers.

Localisation : No. 9 Xincheng Road,Chengjiang Street, Jiangyin City, Jiangsu Province,China., 214400 Jiangsu,
Personne à contacter : com Acrel1, 0510 8617 9931

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ACREL AM4 MIDDLE VOLTAGE PROTECTIVE RELAYS IN POWER SYSTEMS

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relays, middle, systems, voltage, acrel, protective, power
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