Combination arrester ProTec T1-300, 12.5 kA

- Combined arrester with plug-in modules for Lightning conductors and Surge protection
- With visual display

- Protection class: IP 20
- SPD according to EN 61643-11: Type 1+2
- Rated voltage UN: 230/400 V
- Max. permissible operating voltage Uc: 300 V
- Rated leakage current (8/20) In: 20 kA (L-N)/50 kA (N-PE)
- Limit leakage current (8/20) Imax: 50 kA (L-N)/100 kA (N-PE)
- Lightning impulse current (10/350) Iimp: 12.5 kA (L-N)/50 kA (N-PE)
- Protection level with In flush-mounted: 1.5 kV
- Short-circuit proof (back-up fuse): IP: 50 kA (250 A gL)/25 kA (315 A gL)
- Operating temperature: -40° to +85° C
- Connection cross-section: 2.5 mm² to 35 mm²
- Mounting: DIN EN 50022 35 mm mounting rails

- Optional signalling contact:
- Switching capacity: 250 V / 1 A
- Connection cross-section: 1.5 mm²