3TC4417-0LF4
The Siemens 3TC4417-0LF4 DC contactor is a 3TC series Size 2, 2-pole railway application type, DC-3/DC-5 rated current 7.5A (750VDC), control voltage 110VDC, equipped with 2NO+1NC auxiliary contacts, and has a built-in rheostat and series resistor.
Product Positioning
The Siemens 3TC4417-0LF4 DC contactor is a 3TC series Size 2, 2-pole railway application type, DC-3/DC-5 rated current 7.5A (750VDC), control voltage 110VDC, equipped with 2NO+1NC auxiliary contacts, and has a built-in rheostat and series resistor.
Core Product Advantages and Features
Size 2 Railway Application Model
2-pole design, DC-3/DC-5 rated current 7.5A (750VDC).
Control voltage 110VDC
Equipped with 2NO+1NC auxiliary contacts, the operating range is 0.7-1.25 times the rated voltage.
Built-in surge suppression
Includes a variable resistor and a series resistor to protect the control circuit.
Designed specifically for rail vehicles
Suitable for high-voltage DC systems in railway vehicles, and resistant to vibration environments.
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3TC4417-0CW4
The Siemens 3TC4417-0CW4 DC contactor is a Size 2, 2-pole design from the 3TC series. The DC-3/DC-5 rated current is 29A, 9kW (440V), and the control voltage is DC 48V. It is equipped with 2NO+2NC auxiliary contacts and screw terminal connections.