FLT-SEC-ZP2-3C-255/7.5
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Type 1+2+3 combined lightning current and surge arresters
1168942
Lightning current arrester, in acc. with type 1/class I, for 3-phase power supply networks, with combined N and PE (L1, L2, L3, PEN). Suitable for equipotential bonding in systems without external lightning protection with and without overhead line supply. For mounting on 40 mm busbar systems.
Product details
| Product type | Combination type |
| Product family | SEC Family |
| IEC test classification | I + II + III |
| T1 + T2 + T3 | |
| EN type | T1 + T2 + T3 |
| IEC power supply system | TN-C |
| Type | Busbar module, one-piece |
| Number of positions | 3 |
| Surge protection fault message | optical, remote signaling via optional module |
| Insulation characteristics | |
| Overvoltage category | IV |
| Pollution degree | 2 |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Connection method | Screw connection |
| Screw thread | M6 |
| Tightening torque | 2.5 Nm |
| Stripping length | 18 mm |
| Conductor cross-section flexible | 2.5 mm² ... 35 mm² |
| Conductor cross-section rigid | 2.5 mm² ... 50 mm² |
| Dimensional drawing |
|
| Width | 27 mm |
| 47 mm (with spacer lid) | |
| 52 mm (with spacer lid) | |
| Height | 220.7 mm |
| Depth | 104.4 mm |
| Horizontal pitch | 1.5 Div. |
| Color | light gray (RAL 7035) |
| Flammability rating according to UL 94 | V-0 |
| CTI value of material | 175 |
| Insulating material | PA 6.6 |
| PC | |
| Material group | IIIa |
| Housing material | PA 6.6 |
| PC |
| Mechanical data | |
| Open side panel | No |
| Mode of protection | L-PEN |
| Direction of action | 3L-PEN |
| Nominal voltage UN | 230/400 V AC ±10 % (TN-C) |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Maximum continuous operating voltage UC | 255 V AC |
| Nominal discharge current In (8/20) µs | 20 kA |
| Combination wave UOC | 20 kV |
| Impulse discharge current (10/350) µs, charge | 3.75 As |
| Impulse discharge current (10/350) µs, specific energy | 15 kJ/Ω |
| Impulse discharge current (10/350) µs, peak value limp | 7.5 kA |
| Total discharge current ITotal (10/350) µs | 22.5 kA |
| Follow current interrupt rating Ifi | 25 kA |
| Short-circuit current rating ISCCR | 25 kA |
| Voltage protection level Up | ≤ 1.5 kV |
| Front-of-wave sparkover voltage at 6 kV (1.2/50) µs | ≤ 1.5 kV |
| TOV behavior at UT | 442 V AC (120 min / withstand mode) |
| Response time tA | ≤ 100 ns |
| Max. backup fuse with branch wiring | 160 A (gG) |
| Ambient conditions | |
| Degree of protection | IP20C (Installed) |
| Ambient temperature (operation) | -40 °C ... 80 °C |
| Ambient temperature (storage/transport) | -40 °C ... 80 °C |
| Altitude | ≤ 6000 m (amsl) |
| Permissible humidity (operation) | 5 % ... 95 % |
| Standards/specifications | IEC 61643-11 |
| Note | 2011 |
| Standards/specifications | EN 61643-11 |
| Note | 2012 + A11:2018 |
| Mounting type | Busbar 40 mm |
Your advantages
Universal use – fits into every meter cabinet, regardless of manufacturer, with a narrow overall width of just 27 mm
Installation in the unmetered area with application rule VDE-AR-N 4100 compliance – confirmed through VDE approval
Mounts securely and without tools through a universal interlock on a 5 mm and 10 mm rail thickness
Integration into building technology systems with optional remote signaling module