Customization: | Available |
---|---|
Type: | 4p Surge Arrestor |
Structure: | Pluggable |
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Model No. | FV20C/4-275S | FV20C/4-320S | FV20C/4-385S | FV20C/4-440S | ||
Max. continuous operating voltage | Uc | V | 275 | 320 | 385 | 440 |
Requirement class to DIN EN 61643-1:2005 | Class C | Class C | Class C | Class C | ||
Rated Voltage | Un | V | 220/380 | 220/380 | 220/380 | 220/380 |
Nominal discharge current (8/20μs) | In | kA | 20 | 20 | 20 | 20 |
Max. discharge current (8/20μs) | Imax | kA | 40 | 40 | 40 | 40 |
Voltage protection level (at In) | Up | kV | ≤1.2 | ≤1.5 | ≤1.8 | ≤2.0 |
Response time | tA | ns | <25 | <25 | <25 | <25 |
Recommended back-up fuse | A | 125 | 125 | 125 | 125 | |
Operation temperature range | -40~+85 | -40~+85 | -40~+85 | -40~+85 | ||
Degree of protection | IP20 | IP20 | IP20 | IP20 |