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SF6 Insulated Three-Position Switching Devices SL12, SL24

SF6 Insulated Three-Position Switching Devices SL12, SL24 — ELTEHNIKA OJSC

Brand: ELTEHNIKA
$3,000 - $18,000 USD
MOQ: 1 pieces

Key Features

Nominal voltage: 10-20 billion m³
Rated current of load disconnectors: 630
depth: 930 mm
Highest operating voltage: 12-24 billion m³

Description

Gas-insulated load disconnectors are designed for switching circuits of three-phase alternating current with frequency 50 Hz, rated voltage 10, 20 kV and rated current up to 630 A with isolated or earthed through a resistor or arc suppression reactor neutral. Gas-insulated switch-disconnectors are designed for switching without load of three-phase alternating current circuits with frequency 50 Hz, rated voltage 10, 20 kV, rated current up to 1250 A, as well as to ensure the safety of work during the operation of electrical installations.

Specifications

Nominal voltage
10-20 billion m³
Rated current of load disconnectors
630
depth
930 mm
Highest operating voltage
12-24 billion m³
Rated disconnector current
up to 1250
Electrodynamic resistance current
51000
Thermal endurance current (3 s)
20000
Mechanical endurance rating (number of B-TP-O cycles) of line contacts
2000 µGy
Mechanical endurance life (number of B-T-P-O cycles) of earthing contacts
1000 µGy
Switching life (number of B-TP-O cycles performed at rated current switching), load circuit breakers, not less than
100 µGy
Leakage of gas from the apparatus body, not more than
0,2 set
Service life before decommissioning, not less
30 kVAr
Weight, kg, not more
62 m² living area
Actuator design
manual, motorized, with pre-tensioned spring
Rated voltages of control and signaling circuits
24-220 thousand m³
Control and signalling circuits current type
direct, alternating
width
370 mm
height
635...1100 mm

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