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Primary current: 900, 1,200, 600 A
VAC: 38, 15, 25 kV
... safe line maintenance with rugged SE and SEL in-line disconnects. Featuring loadbreak hooks, they handle 15-38 kV, up to 1,200 A. Why SE and SEL disconnects? Rugged, in‑line medium‑voltage disconnects ...
Siemens Medium-voltage – Power distribution
Primary current: 600, 900 A
VAC: 25, 38, 15 kV
... LER line-tap medium-voltage disconnects provide essential disconnection for distribution systems, suitable for diverse cable and cross-over installations Why LER disconnects? Siemens LER line-tap medium-voltage disconnects ...
Siemens Medium-voltage – Power distribution
Primary current: 600, 1,200, 900 A
VAC: 27, 15, 38 kV
... three-bladed disconnect switch. Each blade is independently operated. The bypass blade can be visually checked to ensure that it is open. Why B-1 regulator bypass disconnect ...
Siemens Medium-voltage – Power distribution
Primary current: 0 A - 6,300 A
VAC: 126,000 V - 550,000 V
... vertical displacement.
Sieyuan Electric Co., Ltd
Primary current: 0 A - 1,600 A
VAC: 40,500 V - 126,000 V
... Product overview
GW8 is a single-column, vertical-opening outdoor high-voltage AC
disconnector designed for neutral points and reactive compensation circuits. It is available for rated voltages 40.5, 72.5 and 126 kV and is engineered ...
Sieyuan Electric Co., Ltd
Primary current: 0 A - 2,000 A
VDC: 0 V - 3,000 V
... overview
No-load
switches act as disconnectors, change-over
switches and earthing
switches for traction circuits. Units can combine functions in a single modular multipole assembly. They may be ...
Primary current: 2,000 A - 4,000 A
VAC: 40.5 kV - 252 kV
... Transformer isolation
·Circuit breaker isolation
·Busbar sectionalizing
The center break
disconnector is one of the most common
disconnectors in 72.5 kV to 245 kV air-insulated substations, offering a reliable ...
Dowei Electric
Primary current: 1,250 A - 5,000 A
VAC: 126 kV - 363 kV
... de-energized.
3.Open the double break disconnector.
4.Close the earthing
switch (if maintenance is required).
Main Components
·Fixed contacts
·Moving contact
blade or bridge
·Support insulators
·Operating ...
Dowei Electric
Primary current: 2,000 A - 5,000 A
VAC: 126 kV - 363 kV
... double row ball bearings
• Adjustable open and close position stops
Vertical Knee
Disconnector (Vertical Knee Break Isolator) is a high-voltage
disconnector used in outdoor substations to provide visible electrical ...
Dowei Electric
Primary current: 2,000 A - 5,000 A
VAC: 126 kV - 363 kV
... row ball bearings
• Adjustable open and close position stops
Horizontal Knee
Disconnector (Horizontal Knee Break Isolator) is a high-voltage
disconnector used in air-insulated substations (AIS) to provide a ...
Dowei Electric
Primary current: 5,000, 4,000, 3,150 A
VAC: 126 kV - 550 kV
... Semi-Pantograph Disconnector (Semi-Pantograph Isolator) is a high-voltage disconnector used in air-insulated substations (AIS) to provide visible electrical isolation of transmission equipment. It combines features of ...
Dowei Electric
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