275VAC Surge Protector with 40ka Rating for Solar Water Heaters

• Customization: Available
• Type: Signal Type Arrester
• Structure: Protective Gap
• Model NO.: EAP320
• Installation: DIN Rail
• Application: AC/DC System
• Size: Small
• Operation Voltage: Low Voltage
• Shape: Cuboid
• Material: Ceramic
• Certification: ROHS, CE, TUV
• Brand: Onccy
• Nominal Discharge Current: 20ka
• Lmax: 40ka
• Pole: 2p/3p
• I Ec/En/UL Category: Type2
• Degree of Protection: IP20
• Transport Package: by Sea/Air
• Specification: Export Cartons
• Trademark: Onccy
• Origin: China
• HS Code: 8536490090
• Production Capacity: 1000000PC/Year

Product Description

Product Description

The EAP Series Surge Protection Device, meticulously crafted and designed to meet unparalleled safety and reliability standards, adheres to the stringent standard GB/T18802.1 IEC/EN 61643-11. It is available in rated voltages of 275V~, 320V~, 385V~, and 440V~. Offering a robust maximum discharge current of 50kA, this high-energy varistor is exceptionally effective for comprehensive lightning protection.

Product Benefits

• This prewired modular complete unit comprises a base part with plug-in protection modules, ensuring seamless integration.
• The user-friendly plug-in protection module allows for effortless installation and maintenance, sparing no time or hassle.
• Equipped with a high-energy varistor, it boasts a remarkable response time of less than 25 nanoseconds, safeguarding your investments.
• For enhanced monitoring, an optional remote signaling contact (FM) is available, featuring a floating changeover contact.

 

Technical Data

IEC Electrical
Nominal AC Voltage (50/60Hz)	Uo /Un	230V                  230V                  230V                   400V
Maximum Continuous Operating Voltage (AC)	Uc	275V                  320V                  385V                   440V
Nominal Discharge Current (8/20 μs)	In	20kA                   20kA                   20kA                   20kA
Maximum Discharge Current (8/20 μs)	Imax	50kA                   50kA                   50kA                   50kA
Impulse Discharge Current (10/350 μs)	I Imp	12.5kA                12.5kA                10kA                   10kA
Specific Energy	W/R	39kJ/Ω       39kJ/Ω       25kJ/Ω       25kJ/Ω
Charge	Q	6.25As                6.25As                5As                     5As
Voltage Protection Level	Up	1500V                1500V                 1800V                 2000V
Response Time	tA	<25ns
Back-Up Fuse (max)		160A gL
Short-Circuit Current Rating (AC)	I SCCR	25kA / 50kA
TOV Withstand 5s	UT	335V                  335V                  335V                  580V
	UT	440V                   440V                  440V                  765V
TOV 120min	Mode	Safe Fail              Safe Fail              Safe Fail              Safe Fail
Number of Ports		1
UL Electrical
Maximum Continuous Operating Voltage (AC)	MCOV	275V                  320V                  385V                   440V
Voltage Protection Rating	VPR	900V                  1200V                 1350V                1500V
Nominal Discharge Current (8/20 μs)	In	20kA                   20kA                   20kA                   20kA
Short-Circuit Current Rating (AC)	SCCR	150kA                 150kA                 150kA                 200kA
Mechanical & Environmental
Operating Temperature Range	Ta	-40oF to +158oF [-40oC to +70oC]
Permissible Operating Humidity	RH	5%…95%
Atmospheric pressure and altitude		80k Pa … 106k Pa / -500m … 2000m
Terminal Screw Torque	Mmax	39.9 Ibf·in [2.0~2.5 N.m]
Conductor Cross Section (max)		2 AWG (Solid, Stranded) / 4 AWG (Flexible)
		35mm2 (Solid, Stranded) / 25mm2 (Flexible)
Mounting		35mm DIN Rail, EN 60715
Degree of Protection		IP20(built-in)
Housing Material		Thermoplastic: Extinguishing Degree UL 94 V-0
Thermal Protection		Yes
Operating State / Fault Indication		Green: ok / Red: defect
Remote Contacts (RC)		Optional
RC Switching Capacity		AC:250V / 0.5A; DC:250V / 0.1A; 125V / 0.2A; 75V / 0.5A
RC Conductor Cross Section (max)		16AWG (Solid) / 1.5mm2 (Solid)

Detailed Photos

 

FAQ
Q: Are you a trading company or manufacturer?
A: We are a distinguished manufacturer, proudly operating a 30,000 square meter self-owned plant.

Q: Do you have any certificates?
A: Absolutely, we possess a range of certifications including UL, TUV, CB, SAA, CCC, CE, and more.

Q: How do you ensure a quick response to customer inquiries?
A: Our dedicated professional team is ready to assist you promptly via online platforms or through email, Skype, WhatsApp, and more.

Q: Do you have any exporting experience? To which countries have you exported?
A: With extensive exporting experience, we have established a global customer base across America, Japan, Australia, UAE, Canada, Vietnam, Turkey, Thailand, Russia, UK, and beyond.

Q: Can you provide samples for inspection?
A: Yes, we can provide samples. Please contact us for detailed requirements.

Q: How long is your delivery time?
A: Typically, delivery takes place within 3 days for small quantities or approximately 15-20 days for general orders.

Q: What is the standard packaging for your goods?
A: We offer export-standard packaging or special packaging tailored to meet specific customer requirements.

Q: How is inspection handled?
A: We employ a comprehensive inspection system from raw materials to finished products, including transient, delay, and mechanical life tests. Q: What services does the company offer?

A: Our skilled engineering team is equipped to design and develop molds to fulfill diverse customer requirements. Our proficient sales team ensures an exceptional service experience from pre-sale to post-sale.