ST021DI
Single-phase surge protection device
230 Vac – 50-60 Hz
DIN rail mount modular case
1P+NPE technology
SPD class T2
Max cables section 25 mm²
Response time ≤ 25ns
UL94 V-0 plastic case
Replaceable cartridge
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: ST021DI
Accessories
ST021CL: L-N surge protector cartridge
ST021CN: 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 |
|---|---|---|---|---|---|---|
| ST021DI | <1,2 | 320 | 20 | 10 | 2 | 210 |
