Type 2+3 (T2+T3) surge protective devices with integrated overload/short-circuit protection, Uc 275 V AC, for TT and TNS systems in 1P+N and 3P+N versions. Cat.Nos 0039 51/53 are listed against 6 kA and 0039 71/73 against 10 kA short-circuit current. Row-level values in the text layer are low-confidence.

Key features

• Integrated protection (no external protective device required)
• 1P+N and 3P+N versions
• Up 1.1/1.2/1.2 kV at 10 kA

Applications

• Protection of equipment against transient overvoltages from lightning and switching
• Residential and small commercial consumer units

Specifications

Network: 230/400 V AC power network (50/60 Hz) | Degree of Protection: IP 20 | Operating Temperature: -10 °C to +40 °C | Storage Temperature: -20 °C to +70 °C | Protection Mode Key: CT1: L(N)-PE protection modes; CT2: L-N and N-PE protection modes (1P+N and 3P+N, also called 1+1 / 3+1) | Type: T2+T3 / 12 kA | Max Continuous Operating Voltage (Uc): 275 V AC | Protection Level Up (L-N/L-PE/N-PE): 1.1/1.2/1.2 kV at 10 kA | Protection Level Up at 5 kA: 1 kV | Protective Device to be Used: Integrated protection

Standards: EN/IEC 61643-11 | EN 61643-11 | IEC 61643-11