Ottotecnica

Traction

SAFETY AND PROTECTION IN THE MANAGEMENT OF THE RAILWAY TRACTION

RAYLWAYS| SUBWAYS| TRAMWAYS | TROLLEY-BUS

Earthing and short circuit devices, voltage detectors, sectioning and operation insulating sticks, insulating materials and individual protective equipment

Substations railways (LP) and Electric Substations (SSE)

Substations railways (LP)

1st LEVEL

Voltage 1 kV-30 kV

– Three phase lines and substations MV/LV with insulated neutral to supply

• lighting and traction systems

• signaling and safety systems

• single phase overhead lines

2nd LEVEL

Voltage 30 kV – 120 kV

– Three phase entry lines SSE

– Other HV utilities with insulated neutral

3rd LEVEL

Voltage ≥120 kV – HV

overhead lines or other utilities with neutral connected to the ground

Electric Substations (SSE)

– Earthing and short circuit, AC side 1,35-2,75 kVac

– Earthing and short circuit, DC side 3 kVac

– Voltmetrical complexes for the protection of the contact lines

Products

Substations railways (LP) and Electric Substations (SSE)