BR-50GR 4P AC Lightning Protection Type 1 SPD Surge Protective Device
Product Overview
50kA three phase Type 1 Surge Protection Device TUV certificated BR-50GR 3+1. Designed to discharge high current surges without destruction of the installation, this surge protective device withstands impulse current with 10/350 µs wave form simulating direct impact from natural lightning current.
Technical Characteristics
| Specification |
BR-50GR 4P |
| Item name |
Surge Arrester |
| SPD classification according to EN61643-11 |
Type 1 |
| SPD classification according to IEC61643-11 |
Class I |
| Max continuous Operating a.c. voltage Uc |
275V |
| Lightning impulse current (10/350µs) limp |
50kA |
| Nominal discharge current (8/20µs) In |
50kA |
| Voltage protection level Up |
1.8kV |
| Follow current extinguishing capability a.c. lifi |
3kA rms |
| Max. backup fuse |
500A gG |
| Response time tA |
≤100ns |
| For mounting on |
35mm Din rail |
| Degree of protection |
IP20 |
| Operating temperature range Tu |
-40℃--80℃ |
| Cross-section area (Min.) |
4mm² |
| Cross-section area (Max.) |
35mm² |
| Enclosure material |
Thermoplastic UL94-V0 |
Dimensions
Applications
- Suitable for TT and TN-S systems
- Used in industrial systems and buildings with external lightning protection of Classes I to IV
- For protection of low voltage distribution systems against direct lightning strike into overhead power supply line or external lightning protection system
- Can be used in standard distributor housing
Advantages
- Competitively priced against other brands
- High current capacity
- High speed action response time
- With overheat protection
- High reliability
- Large flow capacity, low residual pressure
- Rigorous structure, convenient installation, simple maintenance
Our Services
- 25 years global leading professional manufacture of electrical products surge arrester
- All products will be well packed before shipping
- Standard packaging with custom packaging options available
- Faster delivery
- Individually tested prior to shipment
Installation Notes
Usually installed in the low-voltage main distribution cabinet of the building incoming line. During normal use, especially during thunderstorm season, the grounding system should be checked regularly to maintain good grounding condition, otherwise protection effectiveness may be affected.
Company Information
Wenzhou Britec Electric Co., Ltd. is located in Yueqing city. Britec is dedicated to development, manufacture, marketing and service of low voltage surge arrester products. The rapidly-developed regional economy and friendly investment environment ensure Britec's sustainable developments and continuous innovations.
Our Factory
Production Process
Certifications
Transportation
Frequently Asked Questions
Q1. Does your products listed for safety?
A: Yes, we have TUV, CE, CB these certifications.
Q2. What is the lead time for sample and mass order?
A: Samples is 10 days, and 20 days for mass order.
Q3. Do you accept the OEM / ODM order?
A: Yes.
Q4. Do you have MOQ for order?
A: General our MOQ is 20 piece, but we can accept 1 piece as sample order.
Q5. Can we visit your factory before we cooperate with you?
A: Of course. Welcome to your visiting to our factory.
