● integrate protection, measurement, monitoring, control, communication, fault recording, event recording, etc
● 0.4kV~35kV medium and low voltage power distribution system
● Arc sensor signal acquisition, 6, 12, 18, 24, 30 ways optional
● Interface: 2 RS485, 1 Ethernet, Gps timing, USB
● Protocol: Modbus, IEC101, IEC103, IRIG-B, Loopback
● Applicaiton: electricity, water conservancy, transportation, industry, minerals, new energy, ships, and construction buildings
General
ARB6 series arc protection device adopts a modular design (including power module, CPU module, arc acquisition module, analog acquisition module, input/output module, communication module, human-machine interface module, etc.), integrating multiple functions such as protection, measurement, monitoring, control, communication, fault recording, event recording, etc., to monitor arc signals, protection current or voltage signals in real time, Implement arc protection function for 0.4kV~35kV medium and low voltage distribution systems.
The device software is equipped with specialized protection algorithms, which have strong anti-interference performance, high reliability, flexible protection implementation methods, and can be used in conjunction with the Acrel-2000Z power monitoring system, providing guarantees for the safe and reliable operation of the power system.
ARB6 series arc protection device is easy to operate, abundant in resources, stable and reliable, and easy to maintain. It is widely used in industries such as electricity, water conservancy, transportation, industry, minerals, new energy, ships, and construction buildings.
Dimension
ARB-S probe hole size, ARB-S arc sensor is fixed on the buckle bracket, which needs to be installed with holes. The opening size of the buckle bracket is 20mm (diameter).
Installation
According to the actual needs of the project, an ARB-S arc light probe can be installed in the busbar room, handcart room, and cable room of each switchgear.
Typical Connection
Photo on Site
The device adopts a processor with a main frequency of 550MHz, 16 bit synchronous sampling A/D, high-speed sampling of 48 points per week, and real-time parallel computing;
Configure 512K bytes of Flash, (192+4) K bytes of Sram, external 4M bytes of NorFlash, and external 512K bytes of Sram, with sufficient hardware resources and high reliability.
② Mature and perfect protection function
Suitable for arc protection and automatic control functions in power systems with voltage levels of 35kV and below. The device can achieve functions such as arc protection, arc fault point positioning, real-time self inspection of arc probes and fiber optic links, failure protection, CT disconnection monitoring, non electric quantity protection, device abnormal alarm, fault recording, etc.
③ Rich interface resources
12 AC current channels and 3 AC voltage channels, measuring 4 sets of three-phase currents and 3 sets of zero sequence voltages;
22 active switch input channels (optional)+1 device power loss input channel;
16 independent passive switch output channels (14 normally open contacts and 2 normally closed contacts), including 4 fast relay outlets;
2 RS485 serial communication interfaces, supporting IEC60870-5-103 and Modbus protocols;
3-way Ethernet interface (optional), supporting TCP IEC60870-5-103 and TCP Modbus protocol;
1 GPS timing interface, supporting IRIG-B timing method (RS485 interface);
1 USB interface, which can be used to upgrade device programs through a USB drive, andcan also export device settings and fault recording data, facilitating fault analysis.
④ Humanization
The device adopts a fully Chinese large screen LCD display, with a clear and easy to understand human-machine interface.
Flexible and comfortable button design, simple and convenient menu style operation.
The outlet of the protection function can be set through the trip matrix, making it convenient for users to choose the relay to operate.
⑤ Transparency
Real time recording of traffic flow, arc, input, output, and the status of all protection modules.
The device records the action behavior and time of various internal components, and can view event records (no less than 200), system records (no less than 500), and operation logs (no less than 2000).
The device records fault waveform information, which can be directly viewed on the device or exported as a waveform file. 16 fault recording information, each recording can trigger 4 segments of recording (each sampling point recording should contain at least 46 analog signals 3and 39 switch signal waveforms). Each segment of recording can record the first 2 cycles of the fault and the last 10 cycles of the fault, for a total of 15.36 seconds.
⑥ High reliability design
The device adopts full graphic programming technology to design each protection function, in order to improve the reliability and correctness of the program.
The software and hardware have continuously improved self checking functions, good anti-interference performance, and the device has passed multiple electromagnetic compatibility testing certifications. The electrical fast transient pulse group, electrostatic discharge, and surge anti-interference performance all meet the IV level standard.
