Arb6 Series Arc Flash Protection Relay for 0.4kv-35kv Switchgear

• Customization: Available
• Structure: Closed-Loop
• Signal: Discrete
• Model NO.: ARB6
• Function: Protection, Monitoring
• Certification: RoHS, CE
• Condition: New
• Customized: Customized
• Transport Package: Carton
• Trademark: Acrel
• Origin: China
• Production Capacity: 20000

Product Description

Product Description

The ARB6 series arc protection device integrates multiple functions such as protection, measurement, monitoring, control, communication, fault recording, event recording, etc. It can monitor arc signals, protect current or voltage signals in real time, and achieve arc protection function for 0.4kV~35kV medium and low voltage distribution systems.

 

The device hardware adopts an integrated design, which internally integrates hardware circuits such as power module, CPU module, arc light acquisition module, current and voltage acquisition module, input/output module, communication module, etc; The software is equipped with specialized protection algorithms, with flexible implementation methods, strong anti-interference performance, and high reliability.
 

 

The 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.
 

 

Function

Selection Table of Arc Protection Device

Selection Table for Arc Sensors


 

Dimension

 

Actual diagram of arc protection device, arc sensor, and optical fiber



Outline and Opening Dimensions of arc Protection Device

 

Installation

 

Installation diagram of arc protection device



The arc sensor is equipped with a buckle bracket, which needs to be installed with holes. The opening size of the buckle bracket is 20mm (diameter).

Appearance and Opening Dimensions of Arc Sensor




The installation example of the arc sensor

 

Parameters

 

			ARB6-A6	ARB6-A12	ARB6-A18	ARB6-A24	ARB6-A30
Hardware	Arc sensor signal acquisition		6	12	18	24	30
	Current collection		4 sets of 3-phase currents, a total of 12 current channels
	Voltage acquisition		3 zero sequence voltages, a total of 3 voltage channels
	Digital Input		5	22	5	22	5
	Digital Output		14 normally open exits (including 4 High speed relay outlet) and 2 normally closed exits
	2 485 interface		√
	1 Ethernet interface		√
	3 Ethernet interface		optional
	GPS timing interface		√
	USB interface		√
Function	Arc protection	Arc criterion	√
		Arc&Current criterion	√
		Arc&Voltage criterion	√
	Arc monitoring and fault location		√
	Real time self inspection of arc sensors and fiber optic links		√
	failure protection		√
	CT disconnection monitoring		√
	non-electricity protection		√
	Device abnormal alarm		√
	Maintenance status lock		√
	Fault recording		√
Protocol	Modbus		√
	IEC101		√
	IEC103		√
	IRIG-B		√
	LoopBack		√

 

1 Power supply

Power supply: AC/DC220V, AC/DC110V, DC48V ,DC24
Range: Power supply ×(1±20%)
Maximum power consumption: ≤15VA

2 Rated voltage

Rated voltage: AC 100V or 100/V
Range: 0.1~120V
Accuracy: ±1%
Power consumption: ≤0.5VA (single phase)
Overload capacity: 1.4 times rated voltage for continuous work;
                 2 times for 10 seconds.

3 Rated current (Protection current)

Rated current: AC 5A/1A
Range: 0.04In~20In
Power consumption: ≤0.5VA (single phase)
Overload capacity: 2 times rated current for continuous work;
                40 times for 1 second.

4 Frequency

Rated frequency: 50Hz or 60Hz
Range: 40~70Hz
Accuracy: ±0.1Hz

5 Digital Input

Rated Voltage: AC/DC220V, AC/DC110V, DC48V ,DC24V
Voltage range: Rated Voltage ×(1±20%)
Power consumption: ≤1W(DC220V)

6 Digital Output

Mechanical life: ≥10000
Switching capacity: ≥1000W,L/R = 40ms
On current: continuous ≥5A, short time(200ms)≥30A
Interrupting capacity: ≥30W,L/R = 40ms