The Siemens 3LD9221-0A is an auxiliary switch accessory for compatible Siemens 3LD2 switch disconnectors. It is designed to provide additional auxiliary switching functionality for control, signalling and status indication in industrial electrical systems.
As an accessory for the 3LD2 series, the 3LD9221-0A can be used where the operating status of a switching device needs to be communicated to an external control or monitoring circuit. It is suitable for industrial control panels, machine-building applications, electrical distribution systems and automation installations.
The 3LD9221-0A is suitable for panel builders, OEMs, electrical contractors, system integrators and industrial maintenance teams working with compatible Siemens 3LD2 equipment.
The Siemens 3LD9221-0A can be considered for:
The 3LD9221-0A auxiliary switch adds auxiliary switching capability to compatible 3LD2 devices, allowing switching information to be incorporated into external control, signalling or monitoring circuits.
It can help provide status feedback to control systems, making it useful where operators or automation systems need information about the state of a switching device.
As a dedicated Siemens accessory, it is intended for compatible 3LD2 equipment. Before installation, verify the switch-disconnector model, accessory compatibility, mounting arrangement and required auxiliary function.
SB Smart supplies industrial electrical and automation products across India, including Faridabad, Delhi NCR, Noida, Gurgaon/Gurugram, Ghaziabad, Manesar, Mumbai, Pune, Ahmedabad, Vadodara, Surat, Jaipur, Chandigarh, Ludhiana, Hyderabad, Bengaluru/Bangalore, Chennai, Kolkata, Indore and Lucknow, along with other major industrial locations.
The Siemens 3LD9221-0A can be considered by panel builders, OEMs, electrical contractors, system integrators, machine manufacturers and industrial maintenance teams looking for Siemens 3LD2 accessories and auxiliary switches.
1. What is Siemens 3LD9221-0A?
It is a Siemens auxiliary switch accessory for compatible 3LD2 switch disconnectors.
2. What is the 3LD9221-0A used for?
It is used for additional control, signalling and switching-status monitoring functions.
3. Which Siemens series is it designed for?
The supplied product description identifies it as an accessory for the Siemens 3LD2 series.
4. Can it be used for status indication?
Yes. An auxiliary switch can provide switching-status information to an external control or monitoring circuit, subject to the installed device configuration.
5. Can the 3LD9221-0A be used as a replacement accessory?
Yes, where compatibility with the specific 3LD2 device has been confirmed.
6. Can I buy Siemens 3LD9221-0A from SB Smart?
SB Smart supplies Siemens industrial electrical products and accessories across India, subject to product availability and order confirmation.
| Specification | Details |
|---|---|
| Product Name | Terminal Cover |
| Part Number | 3LD9221-0A |
| SKU | 3LD9221-0A |
| Brand | Siemens |
| Product Family | SENTRON 3LD2 Accessories |
| Product Type | Terminal Cover |
| Number of Poles | 3-Pole |
| Suitable Current Rating | 25A and 32A |
| Compatible Series | Siemens 3LD2 Switch Disconnectors |
| Application | Terminal Protection |
| Function | Protection Against Accidental Contact |
| Usage | Main & Emergency Switching-Off Switches |
| Installation Type | Accessory for 3LD2 Switches |
| Net Weight | Approx. 7 g |
| Industrial Applications | Power Distribution & Control Panels |
| Construction | Industrial Grade |
| Manufacturer | Siemens |
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