SP5 Series surge protective devices protect AC distribution lines and DC circuits from transient overvoltage. SP5 covers AC rail-mounted modules with multiple discharge-current selections, while SP5-DC covers higher-voltage DC systems.
Common Parameters
| Test Classification | Type II |
|---|
| Protection Class | IP20 |
|---|
| Installation Method | 35mm standard rail |
|---|
| Leakage Current | <20µA at 75% Uc |
|---|
SP5
| Rated Working Voltage Un | 230V/400V |
|---|
| Nominal Discharge Current In | 5kA, 10kA, 20kA, 30kA, 40kA |
|---|
| Maximum Discharge Current Imax | 10kA, 20kA, 40kA, 60kA, 80kA |
|---|
| Maximum Continuous Operating Voltage Uc | 275V, 320V, 385V, 460V |
|---|
| Voltage Protection Level Up | <1.0kV to <2.4kV by discharge-current and voltage selection |
|---|
| Recommended Fuse or Circuit Breaker | 10A to 63A |
|---|
| Poles | 1P, 2P, 3P, 4P |
|---|
| Dimensions | 91 × 18 × 71mm to 91 × 72 × 71mm by pole count |
|---|
SP5-DC
| Nominal Discharge Current In | 20kA, 8/20µs |
|---|
| Maximum Discharge Current Imax | 40kA, 8/20µs |
|---|
| Maximum Continuous Operating Voltage Uc | 600V, 800V, 1000V, 1500V |
|---|
| Voltage Protection Level Up | ≤2.4kV, ≤3.0kV, ≤3.5kV, ≤4.5kV |
|---|
| Recommended Fuse or Circuit Breaker | 40A |
|---|
| Poles | 1P, 2P, 3P |
|---|
