Zhejiang, China
Business Type:
Main Products:
Management System Certification:
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
OEM/ODM Service
Sample Available
MEI Awards

Surge Arrester, Lightning Arrester, Surge Protector manufacturer / supplier in China, offering Single Phase 1p Imax 40ka Surge Protective Device, Ice60947-4 and RoHS Approved Cc1 Series Contactor, 5000va Tls Grid Tie Solar Inverter for PV System and so on.

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Supplier Homepage Products Surge protective device Single Phase 1p Imax 40ka Surge Protective Device

Single Phase 1p Imax 40ka Surge Protective Device

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Purchase Qty. / Reference FOB Price
100-999 Pieces US $30
1,000+ Pieces US $15
Port: Ningbo, China
Production Capacity: 50000PCS/Month
Payment Terms: L/C, T/T, D/P, Western Union, Paypal
Type: Signal Type Arrester
Structure: Zinc Oxide Arrester
Installation: Parallel Arrester
Application: AC/DC System
Size: Small
Operation Voltage: Low Voltage

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Basic Info

Model NO.: CAU4-40R
Shape: Cuboid
Material: ZnO
Certification: ISO9001, CCC
Brand: Chana
Installation Type: Modular
Width (Mm): 18mm
Nominal Discharge (8/20 Microsecond) in: 20ka
Maximal Discharge(8/20 Microsecond) Imax: 40ka
Color: Red
Model: Built-in Fuse
Trademark: CHANA
Transport Package: 180PCS/Box
Specification: CE, CCC
Origin: Zhejiang, Wenzhou
HS Code: 853620000

Product Description

1. Product introduction

CAU4-40R series SPDs for bulit-in fuses are applied in 230/400V (50/60Hz) low-voltage power supply and distribution systems such as computer room equipment, monitoring room equipment, control room equipment, telephone room, other low-voltage rooms, offices, and household electrical equipment for preventing them from indirect lightning strike and surges. They are used in the potential connection like the lightning induction prevention between LPZ02 interfaces.

2. Technical Data 
According to EN 61643-11, SPDLevel 2
According to IEC 61643-1, SPDLevel II
AC nominal voltage Un230V/4--VAC (50/60Hz)
Maximum continuous operating voltage (L-N) Uc385Vac/55Vdc
DC voltage parameters V1mA620V
AC maximum continuous operating voltage (N-PE) Uc255V
Nominal discharge current (8/20μs) In20KA
Maximum discharge current (8/20μs) Imax40KA
Lighning impulse current (10/350μs) (N-PE) limp12KA
Voltage protection level (L-N) Up≤1800V
Voltage protection level (N-PE) Up≤1500V
Interrupting capacity of industrial frequency current300A
(N-PE) lfi
Response time (L0N) Ta≤25ns
Response time (N-PE) Ta≤100ns
Malfunction alertGreen light: normal: red light; Invalid
Protection levelIP 20
Remote signal wiringNormally open, normally close
Circuit protectionThermal release + backup fuse release
Panel functionLED + green-light indicator
Minimum installation wire cross-sectional areaMinimum 10mm2 solid wire / multiplied yarn
Maximum installation wire cross-sectional areaMaximum 25mm2 flexible wire / 32mm2 multiplied yarn
Flame resistanceV0
Installation method35mm DIN electric rail EN 50022
Shell materialPA66/PBT

3. Shipping:

1. Normally by SEA From NINGBO TO ...
2. Products are shipped via UPS / DHL / FedEx / TNT and so on expresses (door to door) If the amount is Small.
3. We Provide Drop shipping Service.
4. In order to ensure you receive your order tax free upon import, we can declare lower value according to your demand.
5. Shipping via EMS. UPS. FedEx and TNT express usually takes 3~7days dependent on the destination country.

4. Payment:

1. We usually use T/T (30% deposit before production and 70% to be paid against the copy of B/L).
2.If the Amount is small,you can pay to us by western union/Paypal/Money Gram.
3. L/C also acceptable

5. Warranty: 

1. We provide 18 months warranty.
2. If the product is defective, please notify us within 10 days of delivery.
3. All products must be returned on their original condition, in order to qualify for a refund or exchange of goods


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