Acrel AC110V Overcurrent And Earth Fault Protection Relay ASJ20-LD1C&LD1A

ASJ Series of action relay of after-current, low-voltage circuit break or low-voltage contactor can be made up for combined after-current production device, which is mainly applied for the TT and TN system distributing circuit with the alternating current 50/60Hz, the rated voltage 400V or below. ASJ Series of action relay of after-current is applied in the earth fault protection for the electric circuit, so as to prevent the equipment damage and the fire accident of electric equipment caused by the ground fault current, moreover, it also can provide indirect contact protection against the electric shock risk.

Technical Parameter

technical parameter		ASJ20-LD1C	ASJ20-LD1A
Input	Rated residual action current I△n	0.03,0.1,0.3,0.5(A)	0.03,0.05,0.1,0.3,0.5,1,3,5,10, 30(A)
	Non-driving time of limitation △t	0.1,0.5(s)	0,0.06,0.1,0.2,0.3,0.5,0.8,1,4, 10(s
	Rated residual non-action current I△no	50%I△n	50%I△n
	performance characteristics	simple sinusoidal alternating current	simple sinusoidal alternating current and pulsating direct current
	frequency	50Hz/60Hz	50Hz/60Hz
action error		-20% ~ -10%I△n
output	output mode	one is the normal closing and the other is for the transformation	one is the normal closing or opening, and the other is for the transformation
	contact capacity	5A 250VAC 5A 30VDC	AL1:8A 250VAC 5A 30VDC AL2:6A 250VAC 5A 30VDC
	reset mode	the on-the-spot one and the long-distance one,	the on-the-spot one, the long-distance one and the automatic one
power supply	voltage range	AC110V,AC220V(permissible error±10%)	AC110V,AC220V,DC85-270V (permissible error±10%)
	power dissipation	≤5W
power frequency withstand voltage		The effective value of alternating current between the power supply, input and output: 2kV/1min
under the normal operation	temperature	operating temperature: -20℃ ~ +55℃ storage temperature: -30℃ ~ +70℃
	humidity	≤95%RH, with moisture condensation, and corrosive gas place
	height above sea level	≤2000m
	class of pollution	Grade three
	installation category	Type Ⅲ

Residual Current CT

Shape	Type	Rated Current	Ratio	Accuracy	Burden	Overload ratio
	L-45	16-100A	5/5mA	1	100	10
	L-80	100-250A
	L-100	250-400A
	L-150	400-800A
	L-200	800-1500A
	L-80*50II	16-200A	5/5mA	0.5	5	8
	L-100*50II	16-100A
	L-130*50II	100-200A
	L-150*130II	100-300A
	L-180II	100-200A
	L-200*50II	250-400A
	L-260-100II	450-800A

Writing

Typical Connection

Application

Solutions

Jiangsu Acrel Electrical Manufacturing Co., LTD, located in Jiangyin City,Jiangsu Province,which is a wholly-owned subsidiary of Acrel Co., Ltd.[stockcode :300286.SZ]. It is a high-tech enterprise in Jiangsu Province and a pioneer enterprise integrates the informatization and industrialization of Jiangsu province.

In June 2006, the first phase of Jiangsu Acrel factory was completed and put into use, covering an area of 10,000 square meters. In March 2010, the workshop was upgraded to improve the production environment. In November 2014, the second phase of the workshop was completed and put into use, covering an area of 35,000 square meters.

In October 2018, the new plant,Jiangsu Acrel Electrical Manufacturing Co., LTD, on No. 31 Hongtu Road, was completed and put into use, covering an area of 50,000 square meters. The company has an independent CNAS certified product testing center, which can carry out function and performance tests of power meters, measurement and control devices, as well as tests of environment, electromagnetic compatibility, safety, reliability and other products.

In the process of product design and development, manufacturing and service, the company strictly implements the ISO9001 quality management system standard to provide customers with reliable products and services.

The company uses the Group ERP system to carry out information management of the company's planning, procurement, production, storage, finance, personnel, etc., and uses the PLM system to standardize and effectively manage the company's design and improvement process.

MES process management system is for the whole production process for real-time information management, each process through scanning product bar code to collect information, automatic record, save production inspection data, the basic realization of paperless management, save production costs, improve management efficiency.

Acrel attaches great importance to technology research and development and scientific and technological innovation. By the end of 2020, Acrel has owned 5 trademarks, 18 invention patents, 70 utility model patents, 93 appearance patents, 147 computer software Copyrights, and participated in the formulation of many national and industrial standards.

Scope of business:The manufacturing of electricity meters (operating within the scope approved in the Manufacturing Instrument License); Network power meter, power sensors, relays, power quality control device, active filter unit, inverter, pv junction box, smart motor controller, medical clean power cabinet, low-voltage switchgear, communications cabinets, medium voltage protection, fire control electronics, semiconductor lighting, communication management machine, data collector manufacturing, research, development, marketing...

Enterprise honor

In October 2007, ISO9001: quality management system certification

In 2009, the company won the high-tech enterprise

In 2010, Jiangyin City "integration of industrialization and industrialization" demonstration enterprises

June 2012 Jiangsu Province (Acrel) Building Photovoltaic Power Output System Engineering Technology Research Center

In 2012, Jiangsu Acrel established a product reliability test center

AGP300 series wind power measurement module obtained EMC certificate on July 18, 2012

September 2014 Jiangsu Postgraduate Workstation

In 2015, Jiangsu Acrel Product Testing Center was certified by CNAS Laboratory

On May 5, 2016, Acrel-6000/BG electrical fire monitoring equipment obtained 3C certificate

On May 5, 2016, ARCM20-L45 series combined electric fire monitoring detector obtained 3C certificate

On June 16, 2016, Acrel-6000B wall-mounted electrical fire monitoring equipment obtained 3C certificate

On June 16, 2016, ARCM200L series embedded electrical fire monitoring detector obtained 3C certificate

On June 16, 2016, ARCM200BL series embedded electrical fire monitoring detector obtained 3C certificate

On June 16, 2016, ARCM300 series rail type electrical fire monitoring detector obtained 3C certificate

On September 2, 2016, ANDPF series data center header products obtained 3C certificate

On September 5, 2016, AZCL series harmonic suppression power capacitor compensation device obtained 3C certificate

On September 5, 2016, AZC series intelligent power capacitor compensation device obtained 3C certificate

June 2017 Jiangsu Province Private Science and Technology Enterprise

Top 10 Private Science and Technology Enterprises in Jiangyin in 2017

On June 22, 2017, ANDPF series data center header products obtained the tyre certification

On July 4, 2017, ARCM-L18030 combined electric fire monitoring detector obtained 3C certificate

On July 4, 2017, Acrel-6000/B1 electrical fire monitoring equipment obtained 3C certificate

In October 2017, the company was awarded Jiangyin City "Specialized and New" small giant enterprise

Jiangsu High-tech Enterprise on October 23, 2017

In November 2017, we obtained the certification of intellectual property management system

In 2017, the project of "Research and Development of High-efficiency Energy Saving System Based on Cloud Platform Energy Consumption Monitoring and Large-scale Harmonic Control" won the Third Prize of Wuxi Science and Technology Progress

Awarded to "Home of Excellent Scientific and Technological Workers" in 2017

On August 2, 2018, AZG low voltage integrated cabinet obtained 3C certificate

On August 6, 2018, the series products of fire emergency lighting and evacuation indication system obtained 3C certificate

In 2018, 2017 Jiangyin City "Top Ten Software and Internet of Things Enterprises"

On January 8, 2019, AZX-Z series safe electricity intelligent distribution box obtained 3C certificate

In 2019, Jiangsu Acrel Micro-Grid Research Institute Co., Ltd was established

December 2020 Jiangsu Province E-commerce Application Demonstration Enterprise

December 2020 Jiangsu Enterprise Technology Center

Jiangsu provincial four-star "cloud owned'" enterprise in 2020

Jiangsu province in 2020 integration of standardization pilot enterprises

Jiangsu Province in 2020 "Specialization, refinement, specialization, novelty" small giant enterprises

In 2020, it won the title of "Worker Pioneer" by Jiangyin Federation of Trade Unions

In 2021, it won the honor of "2020 Top Ten Scientific and Technological Innovative Enterprises"