3p and 4p Change Over Switch Disconnector

• Task: Transfer Switch
• Function: Automatic Control, Protection
• Certification: CCC, ISO: 9001, CE
• Condition: Used
• Customized: Customized
• Material: Stainless Steel
• Model NO.: LR40
• Model: Lr40
• Rated Working Voltage(V): 800
• Rated Frequency(Hz): 50/60
• Rated Current: 200,250,315,400,630,1000,1250,1600,2000,2500,3150A
• Transport Package: Exporting Carton
• Specification: 16,32,40,63,80,100,160,200,250,315,400,630A
• Trademark: Longroad/OEM
• Origin: China
• HS Code: 8536500000
• Production Capacity: 50, 000units/Month

Product Description

LR40 Switch Disconnector
1. General
1.1 Application
LR40 series Switch-disconnector is applicable for AC 50Hz, rated voltage AC 690V and below, DC440V and below, rated current up to 3150A. It can be applied for manually infrequent making & breaking and disconnecting of the circuit.Products with Ith under 1000A can be used as load break switch. They provide safety isolation for any Low voltage circuit. 
1.2 Standard: IEC/EN60947-3.
2.2 Technical data(Specification)
 

Thermal current Ith(A)			16	32	40	63	80	100	125	160	200	250	315	400	630
Associated fuse rating(A)			16	32	40	63	80	100	125	160	200	250	315	400	630
Rated insulation voltage(V) Ui			800
Rated current (A)	400V AC21B		16	32	40	63	80	100	125	160	250	250	315	400	630
	400V AC22B		-	-	-	-	-	-	125	125	250	250	315	400	630
	400V AC23A		-	-	-	-	-	-	125	160	250	250	315	400	630
	690V AC21B		16	32	40	63	63	63	125	160	250	250	315	400	500
	690V AC22B		-	-	-	-	-	-	100	100	160	160	200	250	315
	690V AC23A		-	-	-	-	-	-	50	63	70	80	125	160	200
Operation force(N)			30~50						40~60				65~100

Thermal current Ith(A)			1000	1250	1600	2000	2500	3150
Associated fuse rating(A)			1000	1250	2×800	2×1000	2×1250
Rated insulation voltage(V) Ui			800
Rated current (A)	400V AC21B		1000	1250	1600	2000	2500	3150
	400V AC22B		1000	1250	1600	2000	2500	3150
	690V AC21B		800	800	1000	1600	1600	2000
	690V AC22B		800	800	800	1000	1000	1250
Operation force(N)			200~300

2.3 Handle in the middle position 
2.3.1 Overall and mounting dimensions(2000A-3150A)


Mounting dimension of LR40 switch disconnector

Specificaion	NH40-     NH40-    /W Overall mounting dimensions (mm)
Current	A	B	C	J	L	N	O	R	Y	Y1
2000A/3	378	450	374	353	173.5	40	40	80	80	-
2500A/3	378	450	374	353	173.5	40	40	80	80	-
3150A/3	378	510	374	353	173.5	50	50	120	80	230
2000A/4	498	450	374	473	235	40	40	80	80	-
2500A/4	498	450	374	473	235	40	40	80	80	-
3150A/4	498	510	374	473	235	50	50	120	80	230

 

compangy profile

       Longroad Electric Co.ltd founded in 2010,is located in the largest manufacturing base of low-voltage electric equipment of Liushi China.which is called"the Electric Device Metropolis of China"Longroad Electric specialized in the industrial electrical appliance,high-low voltage electrical equipment integrated with R&D,Manufacturing.International trade and service
       Longroad Electric Co,ltd regards quality of products as lifeLongroad Electric Coltd has been granted ISO9001 management system certifications.The comprehensive product line has more than 1000 models which have been approved by TUVCE,CQC. SGS.ROHS.SASO.the products sells well to UKSpain.PortuaalSingaporeTurkevRussiaKorea.South Africa.. more than 70 countries and regions
       Longroad Electric Co.ltd is always striving hard to provide the best services and competitve pricing to all customers.

Corporate Culture

      Enterprise policy:market oriented;technology driven; quality for survival;brand for developmentBusiness philosophy: provide value for customers: seek development for emplovees:take responsibilitv for societyTalent view the sea embraces all rivers and makes Jiaolong soar; the thousand boats compete to make the best of the worldQuality policy:people-oriented, pragmatic and
innovative: pursuina auality and servina the marketEnterprise spint:harmonymodesty.praamatism and developmentCustome
service: think for customers;be responsible for customers;make customers satisfiedEnterprise goal: to build an electrical manufacturing enterprise

service ldea

      "Intearity first.quality first"is the basic tenet of our companyOur quality policy is:installation specifications.timely maintenance. Abide by the contract.serve sincerelv and meet the needs of customers.We know that product auality is the basic and key factor of enterprise competitiveness, and service is the extension of product quality and one of the important factors of enterprise competition We are determined to treat our customers with"integrity":
1.All aspects of sincere service.That is.from the customer's electricity use report.enaineerina desian. euipment procurement installation and construction.eauipment commissionina and acceptancecompletion and power receivina to the test and detection during the future operation.We all provide all-round,whole process sincere service,try our best to meet the needs of customers.2,High quality returns.We strictly follow the provisions and requirements of the contract terms and engineering design on the equipment, and provide qualified products that meet the requirements,so as to complete the engineering construction and installation tasks within the specified time limit with the installation technology level
3,Active and stable aftercare service.We provide 24-hour emergency service after the project is powered on, that is, in case of abnormal operation of eauipment or accident power failure.as long as the customer calls us.we will rush to the site immediatelv remove the fault and resume power transmission