3RT1926-2ED21

The 3RT1926-2ED21 is a dedicated solid-state auxiliary contact module with energization delay for Siemens SIRIUS 3RT10 series contactors. It is installed via a front snap-fit method, and has one set of normally open and one set of normally closed contacts. The delay range is approximately 0.5 to 10 seconds, and the control voltage is 200 to 240V AC. It is suitable for contactors of various sizes from S0 to S12.

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Siemens 3RT1926-2ED21 Power-on Delay Solid State Auxiliary Contact Module

Product Positioning

The 3RT1926-2ED21 is a solid-state energized delay auxiliary contact module suitable for Siemens SIRIUS large contactors. It is installed on the contactor with a front snap-on design. After the coil is energized, it operates with a set delay time. It provides one set of normally open and one set of normally closed contacts and is suitable for circuit designs with control voltages of 200 to 240V AC.

Core Product Advantages and Features

On-Delay Function

The coil operates with a delay after being energized, making it suitable for timing control and interlocking circuits.

1NO+1NC contact combination

It provides both normally open and normally closed contacts, offering high wiring flexibility.

Delay range: 0.5~10 seconds

The delay setting can be adjusted according to on-site requirements.

200~240V AC control voltage

It meets the common 220V control circuit usage requirements in Taiwan.

Front snap-on installation

It can be quickly installed on the front of the contactor without any additional tools.

Multi-size compatibility

Applicable to various Siemens SIRIUS 3RT10 contactors from S0 to S12.

project	Specification
brand	Siemens
Product Series	SIRIUS 3RT10 / 3RT19 Accessories
model	3RT1926-2ED21
Product Type	Solid-state power-on delay auxiliary contact module
Contact configuration	1NO+1NC
Delay range	Approximately 0.5 to 10 seconds
Rated control voltage	200~240V AC
Installation method	Front snap-on installation
Applicable size	S0, S2, S3, S6, S10, S12

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