Specifications
Application :
AC System
Operation Voltage :
Low Voltage
Material :
Thermoplastic
Imax :
50kA
IEc/En Category :
Type 1 and Type 2, Class B+C
Transport Package :
by Sea/Air/Express
HS Code :
8536300000
Installation :
DIN Rail
Size :
Small
Shape :
Cuboid
Brand Name :
BRITEC
Model Number :
BR-5M-320 3+1
Place of Origin :
China
MOQ :
100 piece / pieces
Payment Terms :
T/T
Supply Ability :
100000 pieces per month
Delivery Time :
30 days after payment
Packaging Details :
EXPORT PACKING
Description
SPD T1+T1 Type 1 and Type 2 AC Surge Protection Device
This Class B+C Class I+II surge protection device with 5kA rating and 3+NPE 320V configuration provides comprehensive protection against lightning-induced voltage surges for industrial and commercial applications.
Product Overview
  • Compliant with GB/T18802.1 and IEC/EN 61643-11 standards
  • Rated voltage: 275V~, 320V~
  • Maximum discharge current: 50kA
  • High Energy Varistor technology for effective lightning protection
  • Modular design for easy installation in LV switchboards
  • End-of-life indicators for maintenance monitoring
  • Protects electrical installations from lightning strikes by discharging surge currents
Technical Specifications
SPD classification (EN 61643-11) Type 1 + Type 2
SPD classification (IEC 61643-11) Class I + Class II
Max. continuous operating voltage (Uc) 320V
Lightning impulse current (10/350μs) Iimp 5kA
Nominal discharge current (8/20μs) (L-N / N-PE) 20kA / 40kA
Max. discharge current (8/20μs) (L-N / N-PE) 50kA / 70kA
Voltage protection level (L-N / N-PE) Up ≤1.3kV / ≤1.5kV
Voltage protection level 5kA (L-N / N-PE) ≤1.0kV / ≤1.5kV
Response time (L-N / N-PE) tA ≤25ns / ≤100ns
Operating temperature range -40℃ to +80℃
Operating state / fault indication Green / Red
Cross-section area (Min./Max.) 4mm² / 35mm²
For mounting on 35mm Din rail
Protection degree IP20
Enclosure material Thermoplastic UL94-V0
Dimensions
SPD Surge Protection Device Type 1 and Type 2 with 5kA and 320V Operating Voltage
Working Principle
Under normal operating conditions, the SPD maintains a high-impedance state that doesn't affect system performance. When transient voltages occur, the SPD transitions to a low-impedance state, diverting surge currents to ground or back to the source. This clamping action limits voltage to safe levels. After the transient event passes, the SPD automatically resets to its high-impedance state.
Why Install Surge Protection?
Lightning strikes occur daily worldwide, posing risks to any structure in their path. Though lasting only microseconds, lightning generates dangerous voltage surges capable of destroying electronic equipment. Installing surge protection devices significantly reduces or prevents damage to valuable electrical systems and devices.
Packaging & Delivery
Inner Packing White box
Outer Packing Brown cartons
Shipping Port Ningbo / Shanghai
Shipping Method Sea shipment / Air shipment / Express
Payment Methods
SPD Surge Protection Device Type 1 and Type 2 with 5kA and 320V Operating Voltage
Company Profile
Wenzhou Britec Electric Co., Ltd., founded in 2003, is a specialized surge protection device manufacturer located in Yueqing, Zhejiang, China. With over 21 years of experience in low voltage surge arrester development and design, Britec products are widely utilized in electric power, communication, construction, and various industrial sectors, earning recognition from international customers.
SPD Surge Protection Device Type 1 and Type 2 with 5kA and 320V Operating Voltage
Certifications
SPD Surge Protection Device Type 1 and Type 2 with 5kA and 320V Operating Voltage
Frequently Asked Questions
Q1. Are you a trading company or manufacturer?
A1. We are a manufacturer.
Q2. Where is your factory located?
A2. Our factory is located in Yueqing City, Zhejiang, China.
Q3. Do you have any certificates?
A3. Yes, we hold TUV, CB, CE and other relevant certifications.
Q4. Can you produce products according to customers' design?
A4. Yes, OEM services are welcome. We can manufacture any type of SPD according to your design specifications.
Q5. How do we make a quick response to customer?
A5. Our professional team responds promptly via online chat, email, WhatsApp, and other communication channels.
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SPD Surge Protection Device Type 1 and Type 2 with 5kA and 320V Operating Voltage

Ask Latest Price
Application :
AC System
Operation Voltage :
Low Voltage
Material :
Thermoplastic
Imax :
50kA
IEc/En Category :
Type 1 and Type 2, Class B+C
Transport Package :
by Sea/Air/Express
Contact Supplier
SPD Surge Protection Device Type 1 and Type 2 with 5kA and 320V Operating Voltage
SPD Surge Protection Device Type 1 and Type 2 with 5kA and 320V Operating Voltage

Britec Electric Co., Ltd.

Verified Supplier
9 Years
zhejiang
Since 2003
Business Type :
Manufacturer, Importer, Exporter, Trading Company, Seller
Total Annual :
1-1000
Employee Number :
1~200
Certification Level :
Verified Supplier
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