Weidmüller VPU AC I 3 440/25 LCF is a Combined surge arrester AC (Type 1+2), Mains voltage: 400 V / 690 V, Low voltage network: TN-C, Number of poles: 3. The device is a Type I lightning and surge protection and is also tested as Type II device. It can be installed in the main and sub distribution board and protects against direct lightning strikes and surge voltages caused by switching operations or indirect lightning. The portfolio offers suitability for various types of main voltage, worldwide usage in high-elevation regions and long warranty. All devices can be installed in various applications.
| Type |
SPD |
| Voltage Rating - AC |
690V AC |
| (leakage current free) |
61643-11 |
| (L-PE) |
61643-11 |
| capability Ifi |
technical reasons |
| Clamping range, max. |
35mm² |
| Clamping range, min. |
6mm² |
| Clamping range, rated connection |
16mm² |
| Colour |
black |
| Connection cross-section, stranded, |
35mm² |
| Construction size |
6 modular spacing |
| Degree of protection (IP) |
IP20 |
| Depth |
93mm |
| Depth (inches) |
3.6614 inch |
| Design |
Installation housing; 6 TE, |
| Discharge current Imax (8/20µs) wire-PE100 kA |
Protection level Up at IN (L/N-PE) |
| Discharge current In (8/20µs) wire-PE |
25 kA |
| ECLASS 14.0 |
27-17-12-04 |
| ECLASS 15.0 |
27-17-12-04 |
| Energy coordination (=10 m) |
Type I, Type II, Type III |
| Energy-coordinated protection effect with regard to the terminal equipment |
true |
| ETIM 10.0 |
EC001457 |
| ETIM 8.0 |
EC001457 |
| ETIM 9.0 |
EC001457 |
| Follow-on current extinguishing |
Not available due for |
| Frequency range, max. |
60 Hz |
| Frequency range, min. |
50 Hz |
| GTIN (EAN) |
4050118634600 |
| Height |
90mm |
| Height (inches) |
3.5433 inch |
| Humidity |
5 - 95% rel. humidity |
| Integrated backup fuse |
false |
| Integrated back-up fuse |
No |
| Leakage current at Un |
5 µA |
| Lightning impulse current (10/350 µs) |
25 |
| Lightning test current Iimp (10/350 µs) 25 kA |
Requirements class, acc. to EN |
| Low voltage network |
TN-C |
| Mains voltage |
400 V / 690 V |
| Max. conductor cross section flexible (fine-strand) |
25 |
| Max. conductor cross section solid (solid, stranded) |
35 |
| Max. continuous voltage AC |
440 |
| Max. continuous voltage, Uc (AC) |
440 V |
| Max. overcurrent protection device, parallel connection (fuse) |
250 |
| Max. overcurrent protection device, series connection (fuse) |
250 |
| Mounting method |
DIN rail (top hat rail) 35mm |
| Mounting rail |
TS 35 |
| MTBF |
15 a |
| Net weight |
25g |
| Nominal voltage AC |
400 |
| Notes |
Only applicable to IT power systems where the earth on the distribution transformer |
| Number of Poles |
3 |
| Operating altitude |
= 2000 m |
| Operating Temperature |
-40 °C...85°C |
| Optical function display |
green = OK; red = arrester |
| Overcurrent protected voltage tapping |
false |
| Pollution severity |
2 |
| Product information |
For use in DC applications, please use the fuse of SIBA Type NH2XL aR/aSF DC 1500 V |
| Protection degree |
IP20 in installed state |
| Rated load current IL |
100 A |
| Rated Voltage (AC) |
400 V |
| REACH SVHC |
No SVHC above 0.1 wt% |
| Remote signalling |
false |
| Requirements category acc. to IEC |
Type I, Type II |
| ROHS |
Conform |
| RoHS Compliance Status |
Compliant without exemption |
| Segment |
Power distribution |
| Short-circuit current rating ISCCR |
50 kA |
| Signalling at the device |
Optical |
| Signalling contact |
No |
| Standards |
IEC 61643-11, EN |
| Storage temperature |
-40 °C...85°C |
| stranded, max. |
(DIN 46228-1), min. |
| Stripping length |
13mm |
| Stripping length, rated connection |
13mm |
| Suitable For |
Count-in installation |
| Surge voltage category |
III |
| System configuration DC |
false |
| System configuration IT |
true |
| System configuration TN |
false |
| System configuration TN-C |
true |
| System configuration TN-C-S |
false |
| System configuration TN-S |
false |
| System configuration TT |
false |
| Temporary surge voltage (over-voltage) - 762 V |
Response time / fallback time |
| Test class |
Type 1 + 2 |
| Tightening torque, max. |
3 Nm |
| Tightening torque, min. |
2 Nm |
| Time interval |
5 years |
| Type of connection |
Screw connection |
| UL 94 flammability rating |
V-0 |
| Voltage protection level |
2.5 |
| Voltage protection level L-N |
2.5 |
| Voltage protection level L-PE |
2.5 |
| Voltage protection level N-PE |
2.5 |
| Voltage switching spark gap technology |
true |
| Voltage type |
AC |
| Width |
108mm |
| Width (inches) |
4.252 inch |
| Wire connection method |
Screw connection |
| Wire cross-section, solid, max. |
35mm² |
| Wire cross-section, solid, min. |
6mm² |
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