VM-1

TECHNICAL DATA:
Rated voltage, kV 6, 10
The highest operating voltage, kV 7,2; 12
Rated current of main circuits, A
630, 1250, 1600, 2000; 2500, 3150, 4000
Rated current of the busbars, A
630, 1250, 1600; 2000; 2500, 3150,
4000
Rated breaking current:
– switch, kA
– contactor, kA
20; 31,5; 40
4,5; 8; 10
Thermal withstand current (Зс), kA 20; 25; 31,5; 40
Electrodynamic stability current, kA 26; 51; 81; 102
Rated voltage of auxiliary circuits:
– direct current, V
– alternating current, V
110, 220
110, 220
Switching resource of the circuit breaker, “VO” cycles
30000
Rated power built into the cabinet
auxiliary transformers, kVA
25, 40
Insulation level according to GOST 1516.1 normal
Insulation type air, combined
Isolation of live parts with bare tires;
with partially insulated busbars
Type of linear high-voltage connections
cable, bus
Terms of Service unilateral / bilateral
Maximum number of high voltage cables, PC.
– for cabinets 750 mm
– for cabinets of 900 mm
34
34
Largest cross-section of high voltage cables, mm2 3х240
Switch type VB4-P (LLC “AVM AMPER”)
Current transformer type TOLA-10 (Amper-Intra LLC)
Voltage transformer type ТМГ-25; ТС-25; ТС-40
Power transformer type 3ЕК («Siemens»)
Contactor type V7, V12 («ABB»)
Overall dimensions, mm
– width
– depth
– height
750; 900; 1100
1350
2140
Weight, kg 670÷910

* As standard, changes are possible

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