Brand: TOSCANO
Reference: 10003028
Protector of permanent overvoltages caused by increases in the network voltage, and of transient overvoltages caused by lightning strikes or network switching, in single-phase installations. Suitable for the new particular specifications of Endesa NRZ103 2nd edition.
Characteristics of the permanent and transient overvoltage protectors 2 poles 50A:
- Working voltage 240 VAC
- Frequency 50-60 Hz
- Maximum section in terminals 25 mm²
- Dimensions (width x height x depth) mm 72 x 90 x 71
- Environmental margins -20º… + 70º C / 80% RH
- IP20 protection
- DIN35 Rail mounting
- Number of DIN 5 modules
- Product standards UNE-EN 50550 / UNE-EN 61643-11 / UNE-EN 60898
Permanent:
- Trip voltage 265 VAC ± 2%
- Response according to standard
Transitory:
- Impulse intensity (10 / 350us) Iimp 12,5kA (L / N) 25kA (N / PE)
- Maximum discharge intensity (8 / 20μs) Imax. 50kA (L / N) 100kA (N / PE)
- Nominal discharge current (8 / 20μs) In 20kA (L / N) 25kA (N / PE)
- Response time due to overvoltage ≤25ns
- Protection level Up <1,5kV (L / N) / <1,5 kV (N / PE)
- Class I + II
IGA:
- Nominal current 16, 20, 25, 32, 40, 50, 63 A
- Curve C
- Cutting capacity 10 kA
For the correct operation of the equipment, the phase must be connected to the “L” terminal and the neutral to the “N” terminal.
Do not install on lines without neutral.