275V/385V 65/100ka Tns Type 2 4p Circuit Power Supply System Surge Protector SPD

Customization: Available
Type: Power Source Arrester
Structure: Zinc Oxide Arrester

Product Description

📊 Basic Info.
Model NO.
Bu1-65
Installation
Fixed
Application
Electrical Power System
Operation Voltage
Low Voltage
Certification
ISO9001, CCC
Rated Voltage
275V/385V
Max. Discharge
100ka
Test Standards
GB 18802.1; IEC 61643-1
Origin
China
Capacity
100K PCS/Month
🛡️ Product Description

SPD is designed to limit transient overvoltages of atmospheric origin and divert current waves to earth, so as to limit the amplitude of this overvoltage to a value that is not hazardous for the electrical installation and electric switchgear and controlgear.

Rated Voltage (max. continuous voltage) Uc 275V/385V
Nominal discharge current (8/20μs) In 65kA
Max. discharge current (8/20μs) Imax 100kA
Voltage protection level Up ≤1.5kV
Response time tA ≤25ns (L-N)
Max. Back up fuse 125AgL/gG
Operating Temperature range Tu -40~80ºC
Cross-sectional area 1.5mm²~25mm² solid / 35mm² flexible
Mounting on 35 DIN rail
Enclosure material Purple module & light gray, UL94-V0
Dimension 4 mods
Test standards GB 18802.1; IEC 61643-1
Certification CE CQC RoHS
🏢 Profile

Founded in 2010, the company is located in a major manufacturing base of low-voltage electric equipment. We specialize in industrial electrical appliances and high-low voltage electrical equipment, integrating R&D, Manufacturing, International trade, and service.

Regard quality of products as life, the management system has been granted ISO9001 certifications. The comprehensive product line has more than 1000 models which have been approved by TUV, CE, CQC, SGS, ROHS, and SASO, selling well in more than 70 countries and regions.

🌟 Corporate Culture
  • Enterprise Policy: Market oriented; technology driven; quality for survival; brand for development.
  • Business Philosophy: Provide value for customers; seek development for employees; take responsibility for society.
  • Quality Policy: People-oriented, pragmatic and innovative; pursuing quality and serving the market.
  • Customer Service: Think for customers; be responsible for customers; make customers satisfied.
🛠️ Service Idea

"Integrity first, quality first" is the basic tenet. Our quality policy includes installation specifications, timely maintenance, and sincere service to meet customer needs. We provide:

  1. All-round Sincere Service: From engineering design, equipment procurement, installation, and construction to future operation testing.
  2. High Quality Returns: Strictly following contract terms to provide qualified products and complete tasks within specified time limits.
  3. Active Aftercare: 24-hour emergency service to remove faults and resume power transmission immediately.
FAQ
1. What is the primary function of this SPD?
The SPD is designed to limit transient overvoltages from atmospheric sources and divert current waves to the ground, protecting electrical installations and switchgear.
2. What mounting system does this device use?
This model is designed for easy installation on a standard 35mm DIN rail.
3. What is the response time for surge protection?
The device features a rapid response time of ≤25ns (L-N), ensuring immediate protection during voltage spikes.
4. Which standards does this surge protector comply with?
It meets GB 18802.1 and IEC 61643-1 test standards and holds CE, CQC, and RoHS certifications.
5. What is the maximum discharge current capacity?
The maximum discharge current (Imax) for the Bu1-65 model is 100kA (8/20μs).
6. What are the allowable operating temperatures?
The device is engineered to operate reliably within a temperature range of -40ºC to +80ºC.

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