ST381DI
Three-phase surge protection device
50-60 Hz – three phase
DIN rail mount modular case
3P+NPE technology
SPD class T2
Max cables section 25 mm²
Response time ≤ 25ns
UL94 V-0 plastic case
Replaceable cartridges
Cartridge status visual indicator (red: replace)
SPD is a device that protects electrical equipment from overvoltages.
It can be installed in an existing electrical system and the cartdrige
can be replaced once exhausted
CODE: ST381DI
Accessories
ST381CL: L-N surge protector cartridge
ST381CN: N-PE surge protector cartridge
| CODE | L-N PROTECTION LEVEL (UP) kV | L-N MAX CONTINUOUS VOLTAGE (UC) V | L-N MAX DISCHARGE CURRENT IMAX(8/20) kA | L-N NOMINAL DISCHARGE CURRENT IN (8/20) kA | MODULE DIN | WEIGHT gr |
|---|---|---|---|---|---|---|
| ST381DI | <1 | 280 | 25 | 12,5 | 4 | 380 |
