3TH4355-0AC2

The Siemens SIRIUS 3TH4355-0AC2 contactor-type auxiliary relay features a 10-pole (5NO+5NC) design, a coil voltage of 24V AC 50/60Hz (universal), and a rated current of 10A at 230V AC. Kenxin Motor is an authorized distributor; inquiries and selections are welcome.

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The Siemens SIRIUS 3TH4355-0AC2 is a 10-pole contactor-type auxiliary relay with a coil voltage of 24V AC, supporting both 50Hz and 60Hz frequencies, and featuring 5 normally open and 5 normally closed contacts.

Core Product Advantages and Features
24V AC low voltage coil
The coil voltage is 24V AC and supports 50/60Hz dual-frequency operation, making it suitable for use in low-voltage safety control circuits.
10-pole contact configuration
With 10 sets of contacts (5NO+5NC), multiple control signals can be switched simultaneously, reducing the number of relays required.
Standardized installation method
It supports 35mm DIN rail mounting and can also be fixed with screws, offering flexible installation options.
Stable and reliable quality
It complies with IEC 60947-5-1 and EN 50011 standards and has good long-term operational stability.
project Specification
coil voltage 24V AC 50/60Hz
Contact configuration 5 NO + 5 NC (5 groups each of normally open and normally closed, 10 poles in total)
Rated operating current Ie (AC-15) 10A at 230V AC; 6A at 400V AC
Terminal type Screw terminals
Installation method 35mm DIN rail or screw mounting
Protection level IP20
Operating ambient temperature -25°C ~ +55°C
External dimensions (width x height x depth) Approximately 55 x 78 x 102 mm
Applicable Standards IEC 60947-5-1, EN 50011
Product Category Code 55E
series Siemens SIRIUS 3TH4 Contactor-type Auxiliary Relay