3RT2016-1FB41

SIRIUS S00 power contactor, 24V DC coil with built-in diode protection, 1 set of normally open auxiliary contacts, AC-3 9A/4kW, mechanical life up to 30 million cycles, IP20 protection.

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The 3RT2016-1FB41 is a Siemens SIRIUS series power contactor with a built-in suppressed diode. The 24V DC coil paired with the diode reduces induced surges during power outages, extending the lifespan of the control circuit. The auxiliary contacts are fixed as one set of normally open (1NO), conveniently serving as a feedback signal source for the main circuit's operating status. According to the manufacturer's specifications, this model has a mechanical life of up to 30 million operating cycles, with a coil closing/holding power of approximately 4W, resulting in relatively economical power consumption. The main circuit maintains AC-3 9A, 400V/4kW switching capability, IP20 protection rating, and can operate stably within a range of -25°C to +60°C. It also supports DIN rail quick-release mounting.

Core Product Advantages and Features
The coil has a built-in suppression diode.
The 24V DC coil integrates a diode to reduce surges during power outages and protect control circuit components.
Up to 30 million mechanical cycles lifespan
The manufacturer states that the mechanical operating life is 30 million cycles, making it suitable for applications requiring frequent start-up and shutdown.
1NO auxiliary contact
One set of normally open auxiliary contacts can be used for status feedback, and the wiring method is screw terminals.
Low power consumption coil design
The coil closing/holding power is approximately 4W, and the heat generation and energy consumption are relatively low during long-term energization.
project Specification
Rated current of main circuit (AC-3) 9 A
Rated power (400V, AC-3) 4 kW
Extreme number 3-pole (3P)
Coil Specifications 24 V DC, built-in suppression diode
Coil closing/holding power Approximately 4 W
Auxiliary contact 1 NO
Mechanical life 30 million operation cycles
Enclosure protection rating IP20
Terminal blocks Screw terminals
Shell dimensions (height × width × depth) 58×45×73 mm
Casing Specifications S00
Installation method Threaded fastener / Quick-release / DIN rail
Operating ambient temperature -25°C ~ +60°C
Product Type Standard power contactor
Place of origin Germany