The Siemens 3TX40102A is an Auxiliary Contact Block designed for plugging onto compatible Siemens contactors. It features 1 normally open (1 NO) auxiliary contact and is specified without position indication.
This auxiliary contact block provides an additional contact for control, signalling and auxiliary switching circuits. It is suitable for electrical control systems where an extra normally open contact is required for contactor-related control functions.
The 3TX40102A is suitable for motor control panels, industrial automation systems, machine control cabinets, electrical control circuits and contactor applications. It is a useful accessory for panel builders, OEMs, electrical contractors, system integrators and industrial maintenance teams.
Brand: Siemens
Product Type: Auxiliary Contact Block
Part Number: 3TX40102A
Contact Configuration: 1 NO
Position Indication: Without position indication
Designed for plugging onto compatible Siemens contactors
Provides an additional normally open auxiliary contact
Suitable for control and signalling circuits
Supports auxiliary switching functions
Compact accessory for electrical control panels
Useful for contactor replacement and maintenance applications
The Siemens 3TX40102A Auxiliary Contact Block can be used in:
Compatible Siemens contactor installations
Motor control panels
Industrial automation systems
Electrical control cabinets
Machine control systems
Contactor control circuits
Auxiliary signalling circuits
Motor starter applications
Panel-building and OEM projects
Electrical maintenance and retrofit applications
Provides an additional 1 NO auxiliary contact
Supports control and signalling functions
Designed for direct plugging onto compatible contactors
Helps expand contactor control functionality
Suitable for industrial automation and motor control applications
Compact and convenient contactor accessory
Useful for replacement and maintenance requirements
Genuine Siemens electrical accessory
Looking for a Siemens 3TX40102A Auxiliary Contact Block supplier in India? SB Smart supplies Siemens contactors, auxiliary contact blocks and industrial electrical control accessories for panel builders, OEMs, contractors, system integrators and industrial customers.
We supply Siemens products across Faridabad, Noida, Gurugram (Gurgaon), Delhi NCR and major Indian cities including Mumbai, Bengaluru, Hyderabad, Chennai, Pune, Ahmedabad, Kolkata and Jaipur.
The Siemens 3TX40102A is an auxiliary contact block designed to plug onto compatible Siemens contactors and provides one normally open auxiliary contact.
The 3TX40102A features 1 normally open (1 NO) contact.
No. The 3TX40102A is specified as an auxiliary contact block without position indication.
The auxiliary contact block is designed for plugging onto compatible Siemens contactors. Compatibility with the specific contactor model should be verified before installation.
It can be used in motor control panels, industrial automation systems, electrical control cabinets, machine control systems and auxiliary signalling circuits.
You can source the Siemens 3TX40102A Auxiliary Contact Block from SB Smart, with supply available across Delhi NCR, Faridabad, Noida, Gurugram and major cities throughout India.
| Parameter | Specification |
|---|---|
| Product Series | Siemens 3TX Series |
| Model Number | 3TX40102A |
| Product Type | Auxiliary Contact Block |
| Contact Type | 1 NO (Normally Open) |
| Rated Voltage | Up to 690 V insulation class (typical) |
| Rated Operational Current | AC-15 duty (control circuit, low current) |
| Mounting Type | Snap-on / Plug-in |
| Application | PLC feedback, interlocking, status indication |
| Usage | Industrial automation & control systems |
| Brand | Siemens |
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