3LD9250-0BA
Neutral conductor, leading switching, for Front mounting, Accessory for main and emergency stop switch 3LD2 for 63A and for molded case switch 3LD5 UL for 30A
- Stock status:
- Call for availability
- Manufacturer:
- Siemens
- Product code:
- 3LD9250-0BA
Main documents
- Product datasheet
- Instruction sheet
- Catalogue
Related products
| Product | |
| Article Number | 3LD9250-0BA |
| Product Description | Neutral conductor, leading switching, for Front mounting, Accessory for main and emergency stop switch 3LD2 for 63A and for molded case switch 3LD5 UL for 30A |
| Product family | Accessories |
| Product Lifecycle (PLM) | PM300:Active Product |
| Price data | |
| Price Group | 12R |
| List Price | Show prices |
| Customer Price | Show prices |
| Surcharge for Raw Material | see also metal factor (further details are available on the help page) |
| Metal Factor | L-O—– |
| Additional Product Information | ||
| EAN | 4011209654907 | |
| UPC | Not available | |
| Commodity Code | 85365080 | |
| LKZ_FDB/ CatalogID | LV10.1 | |
| Product Group | 5887 | |
| Group Code | P360 | |
| Country of origin | Germany | |
| Compliance with the substance restrictions according to RoHS directive | Since: 25.11.2005 | |
| Product class | D: products made to order / customer’s specifications, requiring engineering services, which cannot be re-used or utilized (design to customer) | |
| WEEE (2012/19/EU) Take-Back Obligation | Yes | |
| REACH Art. 33 Duty to inform according to the current list of candidates | ||
| SCIP number | Not available | |
Product Description
3LD9250-0BA
The Siemens 3LD9250-0BA is a neutral conductor accessory designed for leading switching and front mounting. It is tailored for use with the 3LD2 series main and emergency stop switches (up to 63A) and the 3LD5 UL molded case switches (up to 30A).

Key Features and Specification
- Type: Neutral conductor for leading switching.
- Mounting Style: Front mounting.
Compatibility:
- 3LD2 series switches (up to 63A).
- 3LD5 UL molded case switches (up to 30A).
Applications:
Industrial Power Systems:
- Enhances safety and functionality in main and emergency stop switching systems.
Commercial Installations:
- Provides dependable performance for low to medium current applications.
Product Details:
- Product Family: Accessories.
- Lifecycle Status: PM300 – Active Product.
- EAN: 4011209654907.
- Commodity Code: 85365080.
- Catalog ID: LV10.1.
- Product Group: 5887.
- Group Code: P360.
Summary:
The Siemens 3LD9250-0BA Neutral Conductor Accessory is a robust and versatile component for main and emergency stop switches in the 3LD2 and 3LD5 UL series. Designed for leading switching and front mounting, it ensures efficient and safe operations in industrial and commercial environments.
Frequently Asked Questions
What is a Push Button Switch?
✅ A push button switch is an electromechanical device used to activate or deactivate an electrical circuit by manually pressing a button. These switches are available in various designs, sizes, and configurations, making them suitable for industrial automation, machinery, and control panels. Common applications include emergency stop buttons, control systems, and user interfaces.
How Does a Push Button Switch Work?
✅ push button switch A operates by applying pressure to the button or actuator, which compresses an internal spring and moves the electrical contacts. This action either closes or opens the circuit, depending on whether the switch is normally open (NO) or normally closed (NC). Push button switches are commonly used in industrial control systems, machinery, and automation applications for precise circuit activation.
What is the difference between a tactile pushbutton and a detection pushbutton?
✅ Tactile pushbuttons provide physical feedback and are designed for user interaction, often with a click sound. Detection pushbuttons sense positions (e.g., open/closed) without requiring user actuation.
What are the benefits of Siemens pushbuttons?
✅ Siemens pushbuttons offer IP69K durability, global certifications, modern design, intuitive operation, quick installation, and compatibility with AS-i, IO-Link, and PROFINET for advanced communication.
- Durability: IP69K rating ensures high resistance to extreme conditions, including exposure to oils, vapors, and corrosive solutions.
- Certifications: Fully certified for both national and international standards, ensuring reliable compliance with industry regulations.
- Design Flexibility: Available in metal and plastic variants, offering modern aesthetics to suit various applications and environments.
- Ease of Use: Features intuitive haptic feedback and illuminated controls for a seamless and user-friendly operation.
- Quick Installation: Effortless one-handed setup with innovative patented holder designs for faster deployment.
- Advanced Communication: Fully compatible with AS-i, IO-Link, PROFINET, and PROFIsafe technologies for enhanced communication and integration.
- Safety Assurance: ATEX-certified options are available for hazardous environments, ensuring maximum safety in challenging conditions.
Why choose Siemens SIRIUS ACT?
✅ Siemens SIRIUS ACT offers reliable, durable, and intelligent components, combining advanced technology with sleek design for powerful machines and advanced plants.



















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