Proven and reputable supplier of outstanding services
AC Lightning Surge Protector /SPD

AC Lightning Surge Protector /SPD

Product Description AC Lightning Surge Protector /SPD are used to protect sensitive electronic equipment connected to th;
Basic Info
Model NO. NAU1-C
Shape Cuboid
Material Plastomer
Certification ISO9001, CCC
Brand Kunji
Main Circuit Rating Current 40ka
Main Circuit Rating Voltage 380V
OEM Offered
Contact 1p, 2p and 3p, 3p+N
Warranty 3 Years
Transport Package Standard Export Carton
Specification 5 PCS/box
Trademark kunji elctric
Origin Zhejiang, China
HS Code 8536300000
Production Capacity 10000pieces/Month
Product Description

AC Lightning Surge Protector /SPD

Product Description
AC Lightning Surge Protector /SPD are used to protect sensitive electronic equipment connected to the device, such as computers, televisions, washing machines and safety circuits, such as fire detection systems and emergency lighting. Devices with sensitive electronic circuits and video power signals are vulnerable to transient overload voltages.

Technical Parameters

Max. continuous operating voltage Uc320VAC320VAC320VAC320VAC320VAC
Nominal discharge current In(8/20µs)10kA10kA10kA10kA10kA
Max. discharge current Imax(8/20µs)20kA20kA20kA20kA20kA
Voltage protection level Up1.2kV1.2kV1.2kV1.2kV1.2kV
Recommended backup fuse40A gG40A gG40A gG40A gG40A gG
Recommended grounding cable4~35mm24~35mm24~35mm24~35mm24~35mm2
Response time25ns25ns25ns25ns25ns
Residual current IPE<10μA<10μA<10μA<10μA<10μA
Remote alarm output250VAC/0.5A;24VDC/0.5A250VAC/0.5A;24VDC/0.5A250VAC/0.5A;24VDC/0.5A250VAC/0.5A;24VDC/0.5A250VAC/0.5A;24VDC/0.5A
Housing protection grade(IEC60529)IP 20IP 20IP 20IP 20IP 20
Housing material/inflammability rating(UL94)PA66/V0PA66/V0PA66/V0PA66/V0PA66/V0
Testing standardIEC 61643-11IEC 61643-11IEC 61643-11IEC 61643-11IEC 61643-11
Suitable for power supply systemTN system(single phase)IT,TN-C system(three phase)TN-S system(three phase)IT,TN-C system(single phase)TT system(three phase)


no more than 2,000 meters above sea level is required,

Normal operating temperature range is -5 ~ 40ºC, limit range is -40 ~ 70ºC;

At the same tielative humidity should be 30% ~ 90% at room temperature.

Special considerations may be required in the design and use of surge protectors placed under abnormal service conditions, which should be paid attention to.

AC Lightning Surge Protector /SPD

AC Lightning Surge Protector /SPD

AC Lightning Surge Protector /SPD

Company Profile
Kunji Electric which is specialized in producing, developing and marketing power transmission and distribution products. The company is established in 2015, which is located in Wenzhou city, Zhejiang province, China.
Our main products are including switchgear, ring main unit, transformer,substation, and Other Power Transmission & Transformer. Our product has passed ISO9001 and CE certificate.
We have a professional technical team which can provide you with full design solution and technical support.




Packaging & Shipping


1. Are you a trading company or manufacturer ? We are a professional factory with 10 years experience in the field of High and low Voltage switchgears, Substation,transformers,cable distribution box and various electrical equipment. Our factory is the excellent supplier of State Grid Corporation od China.2. Do you accept customized serveice ? We offer OEM/ODM service , can print your logo on product . our professional technical and quotation team can provice a satisfied satisfied project according to your drawing and parameters .3. What is your MOQ? Our MOQ is 1 piece. 4. How long is your delivery lead time ? It depends on your product requirement and quantity . Generally , 5~10 working days is avaliable .5. How do you solve quality problems? Please porvide detailed photoes of quality problems. our technical and quality testing department will analyse.we will make a satisfied soluton within 2 days .6. What is your payment terms ? 30%T/T in adcance,70% before shipment . West union,L/C are also acceptable .
Send inquiry