3TH4253-0AN2

SIRIUS 3TH4253-0AN2 auxiliary contactor, 8-pole 5NO+3NC contact configuration, 220V AC coil, screw terminal fixing, conforms to EN50011 standard, suitable for control panel auxiliary circuit expansion and motor starter combination applications.

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The 3TH4253-0AN2 is an 8-pole auxiliary contactor from the Siemens SIRIUS 3TH4 series. It provides 5 normally open and 3 normally closed contacts and is often used to expand the number of auxiliary contacts of a contactor or as a relay in a control circuit.

Core Product Advantages and Features
5NO+3NC multi-contact configuration
The 8-pole contacts include 5 sets of normally open and 3 sets of normally closed contacts, which can expand multiple sets of control circuit signals at one time and reduce additional wiring components.
220V AC coil design
The coil has a rated voltage of 220V AC and is compatible with 50/60Hz power supply frequencies, making it suitable for Taiwan and most international power grid environments.
Standardized screw terminals
The use of screw terminal connections makes wiring and installation convenient, and allows for quick confirmation of contact status during maintenance and replacement.
Compliant with EN50011 standards
The product design conforms to the European standard EN50011 and can be integrated with the Siemens SIRIUS control panel system.
project Specification
model 3TH4253-0AN2
Product Series SIRIUS 3TH4
Extreme number 8 poles
Contact configuration 5NO + 3NC (5 normally open + 3 normally closed)
coil voltage 220V AC
coil frequency 50/60Hz
Connection method Screw terminals
Applicable Standards EN 50011
net weight Approximately 0.449 kg