3RT1526-1AG20

The Siemens 3RT1526-1AG20 is a SIRIUS 3RT1 series S0 model power contactor. It has 4 poles with 2NO+2NC auxiliary contacts, AC-3 rated current of 25A, power of 11kW/400V, and coil voltage of 110V AC 50/60Hz. It shares the same structure as other voltage versions in the same series and is suitable for small and medium-sized power circuits.

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Siemens 3RT1526-1AG20 SIRIUS 3RT1 power contactor product image

Product Positioning

The 3RT1526-1AG20 is a Siemens SIRIUS 3RT1 series S0 model power contactor. It shares the same mechanical and contact structure as the 3RT1526 model in the same series, differing only in its 110V AC coil voltage. It features 4-pole main contacts with 2NO+2NC auxiliary contacts, making it suitable for small to medium-sized motors and power circuit control, allowing for easy selection based on site power conditions.

Core Product Advantages and Features

S0 type power contactor

Corresponds to SIRIUS 3RT1 series S0 model, suitable for small and medium-sized power circuits.

4-pole 2NO+2NC auxiliary contact

The main contacts are 4-pole with 2 normally open and 2 normally closed auxiliary contacts built in.

AC-3 25A/11kW rated

Rated current 25A, power 11kW under 400V AC-3 conditions

110V AC coil

The coil has a rated voltage of 110V AC 50/60Hz, adaptable to different power supply conditions.

Shared structure with series models

The mechanical structure is the same as other coil versions in the 3RT1526 series, which facilitates spare parts management.

High mechanical life

Mechanical operating life can reach 10 million cycles.

project	Specification
model	3RT1526-1AG20
series	SIRIUS 3RT1
Model size	S0
Extreme number	4 poles (2NO + 2NC)
AC-3 rated current (400V)	25 A
AC-3 Rated Power (400V)	11 kW
Coil rated voltage	110 V AC 50/60 Hz
Wiring method	Terminal screw type
Mechanical life	10 million times

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