Solar PV Isolators

US$138.00-276.00 / Piece

4 String DC 1500V 55A Solar PV Array Level Rapid Shutdown Switch Firefighter Safety Switch pictures & photos

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What is 4 String DC 1500V 55A Solar PV Array Level Rapid Shutdown Switch Firefighter Safety Switch

Name: 4 String DC 1500V 55A Solar PV Array Level Rapid Shutdown Switch Firefighter Safety Switch
Uploaded: 2022-05-16T14:09:04+08:00
Description: 10 reasons to choose Aswich ERS series Rapid Shut Down Switch: 1 It is applicable to a wide range of voltage and current, suitable for photovoltaic systems of 600V~1500V, 9A~55A, and a single switc

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About this Item

Price

Min. Order Reference FOB Price

4 Pieces US$138.00-276.00 / Piece

Sepcifications

Transport Package by Sea/Air/Courier
Specification 4 units/Carton
Trademark Aswich
Origin China
Voltage Ui 1500V
Rated Current 40A
Ithe 55A
Connector Glands/Mc4/Knock Outs
String 4-String
Pole 8p
Certificate CE TUV CB SAA
Warranty 5years
OEM Acceptance

Product Description

10 reasons to choose Aswich ERS series Rapid Shut Down Switch: 1 It is applicable to a wide range of voltage and current, suitable for photovoltaic systems of 600V~1500V, 9A~55A, and a single switch can turn off up to 10 strings of current at the same time 2 Wider range of AC voltage: ...

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Aswich Electrical Co., Ltd.

Diamond Member Since 2022

Audited Supplier

Business Type Trading Company
Main Products Circuit Breaker, DC Isolator, DC Disconnector, AC Isolation Switch, Rapid Shut-Down Switch, EV Charger, DC Surge Protective Device PV, Firefighter Safety Switch, Combiner Box, Smart Meter
Number of Employees 24
Year of Establishment 2020-12-04
Management System Certification ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000, IATF16949
Average Lead Time Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays

Solar PV Isolators Comparison

	4 String DC 1500V 55A Solar PV Array Level Rapid Shutdown Switch Firefighter Safety Switch Contact Now	Remote Real-Time Monitoring System Online of 6kv-66kvoverhead Line for Ground and Short Circuit Fault Contact Now	Quick View The First Chinese Manufacturer Can Independently Develop and Produce Residual Current Circuit Breaker (leakage circuit breakers) RCCB with Ce CB Semko Sirim NF Contact Now	Quick View RCCB Residual Current Circuit Breaker AC220V 2p 40A 30mA RCD Professional Manufacturer Contact Now	Quick View ISO9001 Stl-364 Series RCCB 4p 230V Residual Current Circuit Breaker Contact Now

Transaction Info
	4 String DC 1500V 55A Solar PV Array Level Rapid Shutdown Switch Firefighter Safety Switch Contact Now	Remote Real-Time Monitoring System Online of 6kv-66kvoverhead Line for Ground and Short Circuit Fault Contact Now	Quick View The First Chinese Manufacturer Can Independently Develop and Produce Residual Current Circuit Breaker (leakage circuit breakers) RCCB with Ce CB Semko Sirim NF Contact Now	Quick View RCCB Residual Current Circuit Breaker AC220V 2p 40A 30mA RCD Professional Manufacturer Contact Now	Quick View ISO9001 Stl-364 Series RCCB 4p 230V Residual Current Circuit Breaker Contact Now
Price	US $ 138.00-276.00/ Piece	US $ 60/ Piece	US $ 3.9/ Piece	US $ 1.90-1.95/ Piece	US $ 3.15-3.25/ Piece
Min Order	4 Pieces	100 Pieces	1000 Pieces	2000 Pieces	2000 Pieces
Payment Terms	L/C, T/T, D/P, Western Union, Paypal, Money Gram	L/C, T/T, D/P	L/C, T/T, Western Union, Money Gram	L/C, T/T	L/C, T/T, Paypal
Quality Control
Product Certification	CE TUV CB SAA	-	-	-	-
Management System Certification	ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000, IATF16949	ISO 9001, ISO 14001, ISO 14000, OHSAS/ OHSMS 18001, ASME	ISO 9001, ISO 9000, ISO 14001, ISO 14000, OHSAS/ OHSMS 18001	ISO 9001	ISO 9001
Trade Capacity
Export Markets	North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe	North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe	-	South America, Eastern Europe, Southeast Asia, Africa, Mid East, Eastern Asia, Western Europe	South America, Eastern Europe, Southeast Asia, Africa, Mid East, Eastern Asia, Western Europe
Annual Export Revenue	US$50 Million - US$100 Million	US$2.5 Million - US$5 Million	-	US$2.5 Million - US$5 Million	US$2.5 Million - US$5 Million
Business Model	OEM, ODM, Own Brand(Aswich)	OEM, Own Brand(HEMG)	-	OEM, ODM, Own Brand(SONTUOEC), WZSTEC	OEM, ODM, Own Brand(SONTUOEC), WZSTEC
Average Lead Time	Off Season Lead Time: within 15 workdays Peak Season Lead Time: within 15 workdays	Off Season Lead Time: 3-6 months Peak Season Lead Time: 3-6 months	-	Off Season Lead Time: within 15 workdays Peak Season Lead Time: 1-3 months	Off Season Lead Time: within 15 workdays Peak Season Lead Time: 1-3 months
Product Attributes
Specification	Voltage Ui: 1500V; Rated Current: 40A; Ithe: 55A; Connector: Glands/Mc4/Knock Outs; String: 4-String; Pole: 8p; Warranty: 5years; OEM: Acceptance;		Mechanical Life: 10000; Electric Life: 4000; Rated Working Voltage: 240/415V; Rated Frequency: 50/60Hz; Rated Working Current: 16,20,25,32,40,50,63A; Rated Residual Operating Current: 0.03,0.1,0.3,0.5A; Rated Residual Un-Operating Current: 0.015,0.05,0.15,0.25A; Sensibility: a Type, AC Type; Maximum Operating Time: T&leqq;0.3s; Rated Limiting Short-Circuit Current: 6000A;	Standard: IEC 61008; in: 16,25,32,40,63A; Ue: 230/400V; Pole: 2p4p;	Standard: IEC 61008; in: 16, 25, 32, 40, 63A; Ue: 230/400V; Poles: 2p, 4p;
Supplier Name	Aswich Electrical Co., Ltd.	Ningbo Hyuan Power Industry Co., Ltd.	GAONENGGELE ELECTRICAL SHARES CO., LTD.	Wenzhou Santuo Electrical Co., Ltd.	Wenzhou Santuo Electrical Co., Ltd.
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Circuit Breaker Arc Extinction: Principles, Methods, and Common Technologies
By Aswich Electrical Co., Ltd. on 25/04/2025
When it comes to electrical safety, circuit breakers play a crucial role in preventing damage to systems by disconnecting electrical circuits during faults or overloads. One of the most critical aspects of a circuit breaker’s performance is its ability to handle electrical arcs. Arcing occurs when a circuit breaker interrupts current, potentially causing damage to the device, electrical components, or even posing a fire hazard. That’s why understanding how circuit breakers extinguish arcs is essential for ensuring safe, reliable operation.
In this blog, we’ll dive into the key arc extinction principles, common methods, and the specific technologies used by various circuit breakers. By the end of this article, you’ll gain a clear understanding of how arc extinction works and how it helps protect your electrical systems.

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