3TC5217-0LB4
Siemens 3TC5217-0LB4 DC contactor, Size 8, 2 poles, DC-3/DC-5 rated current 170A/110kW (750V), control voltage 24VDC, equipped with 2NO+1NC auxiliary contacts.
Product Positioning
The Siemens 3TC5217-0LB4 DC contactor is a size 8, 2-pole design from the 3TC52 series. Its DC-3/DC-5 rated current is 170A, 110kW (750V), and can reach 220A at 440V. The Siemens 3TC5217-0LB4 controls at 24VDC and is equipped with 2NO+1NC auxiliary contacts, with an insulation voltage of 1000V.
Core Product Advantages and Features
Size 8 Compact Platform
2-pole design, DC-3/DC-5 rated current 170A (750V) / 220A (440V).
Low-voltage DC coil 24VDC
The control voltage is 24VDC, and a varistor and a series resistor are configured to protect the coil.
Long mechanical life
The mechanical lifespan reaches 10 million switching cycles, with an activation delay of only 22-35ms.
Wide operating temperature range
It can operate in environments ranging from -40°C to +70°C and complies with UL, CSA, CCC and other certifications.
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