3TC4417-0AF4

Siemens 3TC4417-0AF4 DC contactor, Size 2, 110VDC
Siemens 3TC4417-0AF4 DC contactor, Size 2, 110VDC

Siemens 3TC4417-0AF4 DC contactor, Size 2, 2 poles, DC-3/DC-5 rated current 32A/9kW (440V), control voltage 110VDC, holding power 10W, equipped with 2NO+2NC auxiliary contacts.

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Siemens 3TC4417-0AF4 DC contactor, Size 2, 110VDC
Product Positioning

The Siemens 3TC4417-0AF4 DC contactor is a Size 2, 2-pole design from the 3TC44 series. Its DC-3/DC-5 rated current is 32A (29A, 9kW at 440V). It controls at 110VDC, has a holding power of 10W, a closing delay of 35-190ms, an opening delay of 10-25ms, and is equipped with 2NO+2NC auxiliary contacts. Its dimensions are 70x85x145mm.

Core Product Advantages and Features
Size 2 DC contactor
The 2-pole design has a rated current of 32A for DC-3/DC-5, and 29A and 9kW at 440V.
Control voltage 110VDC
It maintains a power consumption of only 10W, making it energy-efficient and stable in operation.
Quick switch response
Closing delay 35-190ms, opening delay 10-25ms.
Vibration-resistant design
It can withstand 7.5g/5ms impact, making it suitable for harsh working conditions.
project Specification
Product Name Siemens 3TC4417-0AF4 DC contactor
brand Siemens
Series/Size 3TC44 series, Size 2
Extreme number 2 poles
Rated operating current (DC-3/DC-5) 32A (24/110/220V)/29A (440V)/21A (600V)/7.5A (750V)
Rated power (DC-3/DC-5) 2.5kW(110V)／5kW(220V)／9kW(440V,600V)／4kW(750V)
Control voltage 110VDC, maintaining a power of 10W
Insulation voltage 800V
Auxiliary contact 2 normally open + 2 normally closed, 10A (AC-12) / 3.2A @ 110V (DC-12)
Closing/Opening Delay 35-190ms / 10-25ms
Dimensions (width x height x depth) 70x85x145mm
Vibration resistance 7.5g/5ms
Mechanical life 10 million switching loops

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