3TH4355-0AK2

The Siemens SIRIUS 3TH4355-0AK2 contactor-type auxiliary relay features a 10-pole (5NO+5NC) design, a coil voltage of 120V 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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Siemens SIRIUS 3TH4355-0AK2 120V AC Contactor-type Auxiliary Relay Product Image

Product Positioning

The Siemens SIRIUS 3TH4355-0AK2 is a 10-pole contactor-type auxiliary relay with a coil voltage of 120V AC, supporting both 50Hz and 60Hz frequencies, and featuring 5 normally open and 5 normally closed contacts.

Core Product Advantages and Features

120V AC universal coil

The coil voltage is 120V AC and supports 50/60Hz dual-frequency operation, making it suitable for use with North American voltage standard control circuits.

10-pole contact configuration

There are 10 sets of contacts (5NO+5NC), and multiple control circuit signals can be switched simultaneously in one operation.

Flexible installation method

It supports 35mm DIN rail clip mounting and can also be screwed onto the control panel.

Long-term stable operation

The dual-break contact structure design is suitable for control applications involving frequent, long-duration movements.

project	Specification
coil voltage	120V 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

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