3RT2526-1BB40

Siemens 3RT2526-1BB40 SIRIUS S0 contactor 24VDC 25A
Siemens 3RT2526-1BB40 SIRIUS S0 contactor 24VDC 25A

Siemens 3RT2526-1BB40 contactor, SIRIUS S0 series, 4-pole 2NO+2NC, AC-3 rated 25A, 11kW (400V), control voltage 24VDC, built-in 1NO+1NC auxiliary contact, screw terminal.

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Siemens 3RT2526-1BB40 SIRIUS S0 contactor 24VDC 25A
Product Positioning

The Siemens 3RT2526-1BB40 contactor belongs to the SIRIUS 3RT2 series S0 size, featuring a 4-pole design with 2NO+2NC main contacts. It has a rated current of 25A and a rated power of 11kW (400V) for AC-3, and a rated current of up to 40A for AC-1. The Siemens 3RT2526-1BB40 operates on 24V DC and includes 1NO+1NC auxiliary contacts. It uses screw terminal connections and is suitable for general load switching and control circuit applications.

Core Product Advantages and Features
SIRIUS S0 series 4-pole contactor
The main contacts are configured with 2NO+2NC. The AC-3 has a rated current of 25A and a power of 11kW (400V), while the AC-1 can reach 40A.
24V DC control voltage
It has 1 NO+1 NC auxiliary contact built in, which facilitates feedback monitoring and interlock control.
690V rated insulation voltage
Screw terminal connection, mechanical life up to 10 million operating cycles.
IP20 protection rating
Compliant with IEC 60947-4-1, UL508, and CSA C22.2 standards, suitable for multiple international markets.
project Specification
Series/Size SIRIUS 3RT2, S0
Pole number/main contact configuration 4 poles, 2NO + 2NC
AC-3 Rated Current/Power (400V) 25A/11kW
AC-1 rated current 40A
Control/coil voltage 24V DC
Auxiliary contact Built-in 1NO+1NC
Rated insulation voltage 690V
Terminal type Screw terminals
Mechanical life Approximately 10 million operation cycles (S0)
Protection level IP20
Certification IEC 60947-4-1, UL508, CSA C22.2
weight Approximately 0.66 kg

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