Modular units

DE53562 DE52402
DE58408
Characteristics of
the functional units
AMTED398078EN.indd
Voltage transformers for 24 kV
Transformer VRC1/S1 (phase-to-phase) 50 or 60 Hz
b characteristics according to IEC standard 60044-2.
Rated voltage (kV) 7.2
Primary voltage (kV) 3.3 5 5.5 6 6.6
Secondary voltage (V) 110 100 110 100 110
Thermal power (VA) 300
Accuracy class 0.5
Rated output for
single primary winding (VA)
100
Transformer VCT24 (phase-to-phase) 50 or 60 Hz
Rated voltage (kV) 24
Primary voltage (kV) 10 15 20
Secondary voltage (V) 220
Output (VA) 2500 2500 2500
4000 4000
Note: the above mentioned voltage transformers are grounded neutral.
For other characteristics, please consult us.
Surge arresters
For units IM500, DM1-A, DM1-W, GAM, DMV-A*, DMVL-A
In (A) 400/630
Un (kV) 7.2 10 12 17.5 24
Note: the rated voltage of the surge arrester is according to unit’s rated voltage.
(*) limited up to 17.5 kV for DMV-A circuit breaker cubicles.
75