3RT2028-2AP00

Siemens 3RT2028-2AP00 Standard Contactor, Size S0, 3-pole, AC 230V 50Hz
Siemens 3RT2028-2AP00 Standard Contactor, Size S0, 3-pole, AC 230V 50Hz

Siemens 3RT2028-2AP00 standard contactor, 3 poles, AC-3 rated current 38A, 18.5kW (400V), control voltage AC 230V 50Hz, equipped with 1NO+1NC auxiliary contacts, spring terminals, rated insulation voltage 690V.

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Siemens 3RT2028-2AP00 Standard Contactor, Size S0, 3-pole, AC 230V 50Hz
Product Positioning

The Siemens 3RT2028-2AP00 is a size S0, 3-pole standard contactor from the SIRIUS 3RT20 series. It has an AC-3 rated current of 38A and a rated current of 18.5kW (400V), suitable for direct starting and circuit switching of general motors. This model features a single-frequency 50Hz AC 230V coil, conforming to common Taiwanese control power supply specifications. It is equipped with spring-loaded terminals and 1NO+1NC auxiliary contacts, resulting in excellent installation and wiring efficiency.

Core Product Advantages and Features
Size S0, 3-pole main circuit
AC-3 rated current 38A, 18.5kW (400V), suitable for general motor start-stop switching.
AC 230V 50Hz coil
It is compatible with common single-phase control power supplies in Taiwan, and can drive the coil without additional transformer.
Spring-type terminals
Screwless fast wiring reduces the risk of long-term terminal loosening.
1NO+1NC auxiliary contact
Provides feedback of main contact action status, facilitating interlocking and monitoring configuration.
project Specification
Applicable series/Size SIRIUS 3RT20 series, Size S0
Extreme number 3 poles
Rated current (AC-3) 38A
Rated power (400V) 18.5kW
Control/coil voltage AC 230V 50Hz
Auxiliary contact configuration 1NO+1NC
Terminal type Cage Clamp
Rated insulation voltage 690V
Applicable temperature range -25°C ~ 60°C
Installation method Rail quick-release/panel mounting

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