BY7-10 SPD
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Specification
BY7-10 SPD
| Parameter | Value |
|---|---|
| Model | BY7-10-275 |
| Nominal AC Voltage of the System Uo(V) | ~230/400 |
| Max. Continuous Operating Voltage Uc(V) | ~275/255 (N-PE) |
| Nominal Discharge Current In(kA) | 5 |
| Max. Discharge Current Imax(kA) | 10 |
| Voltage Protection Level Up(kV) | 1.0 |
| Response Time TA | MOV: 25 ns / GDT: 100 ns |
| Max. Backup Fuse | 60A gL/gG |
| Wiring | 4mm2~35mm2 |
| Protection Grade of the Shell | IP20 |
| Material | PA66 |
| Flameproof Grade | Comply with UL94-V0 |
| Short Circuit Current Rating Isccr | 800A |
| Status Indicator | Green: Functional / Red: Failed |
| Output Contact | C-NC: Conduction / C-NO: Open |
| Combination Method | 1 0, 2 0, 3 0, 4 0, 3 1 |
| Applicable Power Supply System | TN, TT |
| Installation Method | 35mm DIN rail |
| Ambient Temperature | -5°C to 40°C |
| Ambient Humidity | 5% to 95% |
| Altitude | <2000m |
Feature
The BY7-10-275 series Surge Protection Device (SPD) features a dependable voltage protection level and a robust overload characteristic, coupled with a strong discharge current capacity, making it ideal for lightning protection in AC low voltage distribution systems. Incorporating a high-energy Metal Oxide Varistor (MOV) chip, the BY7-10-275 series SPD offers a rapid response time and reliable protection functions. This product is in full compliance with the IEC 61643-11:2011 standard.
Diagram
Dimensions
Product Details
| Desctription | Symbol | Unit | Parameters & Models | |||
| Rated operational voltage | Uc | V | 275 | 320 | 385 | 440 |
| Nominal discharge current | In | kA | 5 | 5 | 5 | 5 |
| Maximum discharge current | Imax | kA | 10 | 10 | 10 | 10 |
| Voltage protection level | Up | Kv | 0.8 | 1.0 | 1.2 | 1.5 |
| Protection degree | IP | 20 | 20 | 20 | 20 | |
| Response time | ns | 25 | 25 | 25 | 25 | |
| Fuse | A | 10 | 10 | 10 | 10 | |
| Material | PA6 | PA6 | PA6 | PA6 | ||
| Fire retardent (comply with) | UL94V-0 | UL94V-1 | UL94V-2 | UL94V-3 | ||
| Standards | IEC61643-1:1998 | |||||
| Single Phase Model |
L/N L,N |
BY7-10/1-275 BY7-10/2-275 |
BY7-10/1-320 BY7-10/2-320 |
BY7-10/1-385 BY7-10/2-385 |
BY7-10/1-440 BY7-10/2-440 |
|
| L/N NPE | BY7-10/1 1-275 | BY7-10/1 1-320 | BY7-10/1 1-385 | BY7-10/1 1-440 | ||
| Three phase Model | L1,L2,L3 | BY7-10/3-275 | BY7-10/3-320 | BY7-10/3-385 | BY7-10/3-440 | |
| L1,L2,L3,N | BY7-10/4-275 | BY7-10/4-320 | BY7-10/4-385 | BY7-10/4-440 | ||
| L1,L2,L3,N NPE | BY7-10/3 1-275 | BY7-10/3 1-320 | BY7-10/3 1-385 | BY7-10/3 1-440 | ||
| Local indication: Green indicates normal state and red indicates failure. | ||||||
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