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S/N |
Item |
Unit |
Parameter |
|
1 |
|
|
Inlet |
Draw out the thread |
2 |
Rated voltage |
kV |
12 |
|
3 |
Rated current |
A |
630 |
630/125 |
4 |
Rated frequency |
Hz |
50 |
|
5 |
1-min power frequency withstand voltage |
kV |
42/48 |
|
6 |
Lightning impulse withstand voltage |
kV |
75/85 |
|
7 |
Rated short-circuit open current |
kA |
20 |
20/31.5 |
8 |
Rated short-circuit closing current |
kA |
50 |
50/80 |
9 |
Rated duration of short-circuit |
s |
4 |
|
10 |
Rated short-time withstand current |
kA |
20 |
20/31.5 |
11 |
Rated peak withstand current |
kA |
50 |
50/80 |
12 |
Rated cable-charging breaking current |
A |
10 |
|
13 |
Rated transfer current |
A |
|
1700 |
14 |
Short-duration power frequency withstand voltage of subsidiary and control loops |
kV |
2 |
|
15 |
Enclosure protection class |
IP |
IP4X |
|
16 |
Mechanical life |
Time |
10000 |
1. Prefabricated electric touchable silicone rubber cable head, fully sealed, fully insulated, maintenance-free and reliable, ensuring personal safety;
2. Compact structure, original appearance, high fitness with the environment,
metal box, long service life of over twenty years;
3. Without compromising the operation of main grid, it can: Realize regional
power-off for maintenance, and Reduce the scope of power outage;
4. Can be provided with one or more switches. Flexible and diverse wiring modes
and multiple branch circuits;
5. No removable fasteners on the surface of the box, showing good anti-theft
property; IP4X protection level of the box with good rain-proof property.
6. Switches in the cabinet can be motor-operated or manual-operated and can
realize remote measuring, remote communication, remote control functions,
meeting the design of intelligent grid.
7. The cabinet has sealed floor for cable inlet and outlet, thus preventing
moisture from entering the cabinet.