GN19-12(C) series indoor AC high voltage isolation switchDetailed product description：

The GN19-12 (C) series indoor AC high voltage isolation switch is suitable for use in AC 50Hz, rated voltage 12kV and below power systems. It is equipped with a manual operating mechanism and is used as a switching device when there is voltage but no load.

The performance of GN19-12 (C) series indoor AC high voltage isolation switch meets the standard requirements of "AC high voltage isolation switch and grounding switch".


Environmental conditions for use
1. Altitude not exceeding 1000m;
2. Surrounding air temperature: upper limit+40 ℃, lower limit -30 ℃;
3. Relative humidity: daily average not exceeding 95%, monthly average not exceeding 90%;
4. The seismic intensity shall not exceed 8 degrees;
5. There is no fire, explosion hazard, serious pollution, chemical corrosion, or severe vibration in the area.

Main technical parameters

model	Rated voltage (KV)	Rated current (A)	4S rated short-time withstand current (effective value) (KA)	Rated peak withstand current (KA)
GN19-12/S400-12.5	twelve	four hundred	twelve point five	thirty-one point five
GN19-12/S630-20	twelve	six hundred and thirty	twenty	fifty
GN19-12/S1000-31.5	twelve	one thousand	thirty-one point five	eighty
GN19-12/S1250-31.0	twelve	one thousand two hundred and fifty	thirty-one point five	eighty
GN19-12C/S400-12.5	twelve	four hundred	twelve point five	thirty-one point five
GN19-12C/S630-20	twelve	six hundred and thirty	twenty	fifty
GN19-12C/S1000-31.5	twelve	one thousand	thirty-one point five	eighty
GN19-12C/S1250-31.5	twelve	one thousand two hundred and fifty	thirty-one point five	eighty

Appearance and installation dimensions

Figure 1 GN19-12 series

Figure 2 GN19-12C series Fig

GN19-12(C)/630/400 GN19-12(C)/1000/1250

Figure 3: Dimensions of Wiring Terminals

model	A	B	C
GN19-12/400	four hundred and ninety	four hundred and thirty-six	4.14×24
GN19-12/630	four hundred and ninety	four hundred and thirty-six	4.14×24
GN19-12/1000/1250	five hundred and ten	five hundred and thirty	4.18×28
GN19-12C/400	four hundred and sixty	six hundred and twenty-five	4.14×24
GN19-12C/630	four hundred and sixty	six hundred and twenty-five	4.14×24
GN19-12C/1000/1250	five hundred and five	seven hundred and forty-five	4.14×28