Rated current
630...4000 A
Nominal voltage
10, 20 kV
Highest operating voltage
12, 24 kV
Rated tripping current
20000...40000 A
Normalized parameters of through short-circuit currents: electrodynamic resistance currents
51000...100000 A
Normalized parameters of through short-circuit currents: thermal resistance currents
20000...40000 A
Rated voltage of control circuits of a motorised hardware trolley
200 V
Rated current of control circuits of on/off solenoids not more than
1 A
Rated current of control circuits of maximum current release circuit breakers, max.
3,5 A
Operating voltage range of control circuits (AC/DC) of the actuation solenoid
70–115 / 85–105% of U_nom %
Operating voltage range of the control circuits (AC/DC) of the trip solenoid
65–120 / 70–110% of U_nom %
Operating voltage range of control circuits (AC/DC) of the power spring cocking motor
85–110% of U_nom %
Mechanical life (number of cycles B-TP-O) for switches 630; 800; 1000; 1250; 1600 A, not less
10000-30000 pcs
Mechanical life (number of B-TP-O cycles) for switches 2000; 2500; 3150 A, not less than
10000 pcs
Switching life (number of cycles B-TP-O) at rated current for circuit breakers 630; 800; 1000; 1250; 1600 A, not less
10000-30000 pcs
Switching life (number of cycles B-TP-O) at rated current for circuit breakers 2000; 2500; 3150 A, not less
10000 pcs
Switching life (number of cycles ?- tP-O) at rated tripping current, not less than
25-50 pcs
Service life before decommissioning, not less
30 year
Resistance to seismic effects according to MSK-64 scale
8 points
Operating ambient air temperature range
from minus 40 to plus 40°C °C
Current type of control coil
alternating, direct
Control coil voltage
110-220 V
poles
the pole body is a molded structure made of dielectric materials. Inside the pole is a VDK. The pole's contact leads are connected to the corresponding VDK contacts.
drive
spring actuator, independent action, using mechanical energy of a pre-tensioned spring.
connection
stationary, pull-out, motorized
Degree of protection according to GOST 14254-96
IP4X
Control circuit current type
alternating, direct
Availability of built-in controls
yes
Type of climatic version according to GOST 15150-69
U