KPTO
PURPOSE
The house switch (attic) electrical cabinet is is intended for the air connection of the building to the low voltage network.
ENCLOSURE
The enclosure of the cabinet is made of insulating material, high-quality pressed polyester reinforced with glass fibres, resistant to mechanical, thermal and UV influences.
INSTALLATION
The cabinet is intended for installation in the attic of the building.
EXECUTION
The cabinet is made from pressed polyester enclosure, of modular built, 115 mm deep. The hight and width of the cabinet are in conformity with the needs of our customers and built-in equipment. The compounds, number of disconnectors, fuse points and terminal clamps are chosen as needed or according to buyer’s wishes.
QUALITY
Has a CE quality mark, top quality, tested and certified in accordance with the requirements and regulations of the relevant European standards and laws.
|
Type tag |
KPTO-1, KPTO-2 |
|
Nominal voltage |
3×230/400 V |
|
Intended for the network system |
TN-C, TN-C-S, TT |
|
Nominal insulation voltage (Ui) |
690 V |
|
Nominal impact voltage (Uimp) |
8 kV |
|
Nominal current (InA) |
≤ 400 A |
|
Short-circuit current (Icw) |
50kA / 1 s |
|
Usage class |
AC21, AC22, AC23 |
|
Electromagnetic compatibility (EMC) |
Class index B |
|
Mechanical protection grade |
IP44 (IP54), IK10 |
|
Protection class |
II |
|
Thermal stability |
70°C, 168h |
|
Fire resistance |
960°C ± 15°C |
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Low temperature resistance |
-40°C |
|
Flammability index |
V0 |
|
Applied standards, laws and documentations |
HRN EN 62208, HRN EN 60439-1, HRN EN 61439-1, HRN EN 60529 Certificat No. LVD 30130010 – Končar Institut |