ACREL AM4 MIDDLE VOLTAGE PROTECTIVE RELAYS IN POWER SYSTEMS
ACREL AM4 MIDDLE VOLTAGE PROTECTIVE RELAYS IN POWER SYSTEMS
AM4 middle voltage protective relay coordination in power systemintegrates 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.
Send product request
Other supplier products
 |
ACREL AM5 MEDIUM VOLTAGE RELAY IN SWITCHGEAR PROTECTION | ACREL AM5 MEDIUM VOLTAGE RELAY IN SWITCHGEAR PROTECTION AM5 medium voltage relay in switchgear protection integrates protection, measurement and c... |
 |
ACREL AM5SE MIDDLE VOLTAGE SWITCHGEAR PROTECTION RELAY | ACREL AM5SE MIDDLE VOLTAGE SWITCHGEAR PROTECTION RELAY This Switched Ground Relay provides accurate and efficient protection for your switchgear s... |
 |
ACREL AKH-0.66/P PROTECTION CURRENT TRANSFORMER | ACREL AKH-0.66/P PROTECTION CURRENT TRANSFORMER AKH-0.66/P protection ct and metering cttransformer is mainly suitable for the relay protection ci... |
 |
ACREL AKH-0.66/K-Φ 333MV SPLIT CURRENT TRANSFORMER | ACREL AKH-0.66/K-Φ 333MV SPLIT CURRENT TRANSFORMER Acrel's Split Type Current Transformer, also known as Split Core Current Sensor, is availab... |
 |
ACREL ALP300-25 MOTOR OVERLOAD PROTECTION DEVICE WITH ALARM OUTPUT | ACREL ALP300-25 MOTOR OVERLOAD PROTECTION DEVICE WITH ALARM OUTPUT ALP300-25 motor protective relay, motor monitoring relay, motor overcurrent rel... |
Same products
 |
CSD16301Q2 TRANSISTOR MOSFET N-CH 25V 6SON TEXAS INSTRUMENTS | Seller: ZK Electronic Technology Co., Limited | Part Number:CSD16301Q2 Description:CSD16301Q2 TRANSISTOR MOSFET N-CH 25V 6SON TEXAS INSTRUMENTS ... |
 |
CAPACITOR EEF-CX0J101R PANASONIC SMD SPEC POLYMER 100UF 6.3V SMD LF | Seller: ZK Electronic Technology Co., Limited | Part name:EEF-CX0J101R Description:CAPACITOR EEF-CX0J101R PANASONIC SMD SPEC POLYMER 100UF 6.3V ... |
 |
Heavy Copper PCB Manufacturer | Seller: Xinfeng Huihe Circuits Co., Ltd. | Heavy Copper PCB, pcb fabrication up to 12oz, large current, pcb circuitfabrication base material... |
 |
8 Layer ENIG Half Hole Custom PCB | Seller: Xinfeng Huihe Circuits Co., Ltd. | Number of layers: 8 Surface finish: ENIG Base material: FR4 Outer Layer W/S: 4/3mil Inner lay... |
 |
4 Layer ENIG Impedance Control Half Hole PCB Electric Circuit Board | Seller: Xinfeng Huihe Circuits Co., Ltd. | Number of layers: 4 Surface finish: ENIG Base material: FR4 Outer Layer W/S: 6/4mil Inner lay... |
