Legrand ON 300 surge protective device 4P, 20 A, 440 V, IP20, T2, reference 412233. A surge protective device protects the installation and connected equipment against overvoltages. Parameters: rated current In 20 A; number of poles 4; SPD type T2; maximum discharge current Imax 40 kA; nominal discharge current In 20 kA; maximum continuous operating voltage Uc 440 V. Features: IT system, TN system, TN-C system.
| Series | ON 300 |
|---|---|
| Max. discharge current Imax | 40 kA |
| Max. continuous operating voltage Uc | 440 V |
| Rated current In | 20 A |
| Nominal discharge current In | 20 kA |
| Number of poles | 4 |
| Type designation | ON T2-40-4P-IT |
| Mounting method | DIN rail TH-35 mm |
| Degree of protection (IP) | IP20 |
| SPD type | T2 |
| Network system | TT, TNC, TNS, IT |
Technical data according to the manufacturer's documentation.
Instructions and safety information — in the manufacturer's documents above or on the manufacturer's website.
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