1 NO Contact Element
Provides one normally open (NO) contact element for use with compatible SIRIUS 3SB3 push button units and indicator lights.
SIEMENS
SIEMENS 3SB3400-0B Push Button Contact Block 1NC
$10.65
Available
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SIEMENS
SIEMENS 3SB3400-0B Push Button Contact Block 1NC
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$10.65
Available to order
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PRODUCT DOCUMENTATION
Product Information
Technical specifications, features, applications and purchasing information.
Technical Specifications
| Brand | SIEMENS |
| Model Number | 3SB3400-0B |
| Product Category | Push Button Contact Block 1NC |
| Product Family | SIRIUS 3SB3 |
| Contact Type | 1 contact element |
| Contact Configuration | 1 NO (Normally Open) |
| Connection Type | Screw terminal |
| Mounting Type | Front plate mounting |
| Rated Insulation Voltage (Ui) | 400 V |
| Rated Impulse Withstand Voltage (Uimp) | 4 kV |
| Conventional Thermal Current (Ith) | 10 A |
| Rated Operational Current (AC-12, at 230 V) | 10 A |
| Rated Operational Current (AC-15, at 230 V) | 6 A |
| Rated Operational Current (DC-12, at 24 V) | 10 A |
| Rated Operational Current (DC-13, at 24 V) | 3 A |
| Operating Temperature | -25°C to +70°C |
| Standards | IEC 60947-5-1, IEC 60947-5-5, EN 60947-5-1, EN 60947-5-5 |
Key Features
Screw Terminal Connection
Equipped with screw terminals for wiring, supporting conventional industrial control panel termination practices.
400 V Rated Insulation Voltage
The contact block carries a rated insulation voltage of 400 V and a rated impulse withstand voltage of 4 kV.
10 A Thermal Current
The conventional thermal current rating is 10 A, with AC-12 and DC-12 ratings of 10 A at appropriate voltages.
Front Plate Mounting
Designed for front plate mounting in control panels and operator interface stations.
Applications
- Push button station assembly in industrial control panels
- Command and signaling circuits in machinery
- Front plate mounting for operator interface devices
- Control circuit switching in automation systems
- Maintenance and replacement of compatible 3SB3 contact blocks
- Industrial control panel wiring with screw terminal connections
Purchase Information
We support online purchase of the SIEMENS 3SB3400-0B Push Button Contact Block 1NC. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.
Frequently Asked Questions
What is the SIEMENS 3SB3400-0B? The 3SB3400-0B is a contact block from the Siemens SIRIUS 3SB3 family, with one normally open (NO) contact element and screw terminals.
What is the contact configuration? The contact block has one normally open (NO) contact.
What is the rated insulation voltage? The rated insulation voltage (Ui) is 400 V.
What is the conventional thermal current? The conventional thermal current (Ith) is 10 A.
What are the AC-15 and DC-13 ratings? At 230 V AC, the AC-15 rating is 6 A. At 24 V DC, the DC-13 rating is 3 A.
What type of connection does it use? The 3SB3400-0B uses screw terminals.
How is it mounted? It is designed for front plate mounting.
What is the operating temperature range? The operating temperature range is -25°C to +70°C.
What standards does it comply with? It complies with IEC 60947-5-1, IEC 60947-5-5, EN 60947-5-1, and EN 60947-5-5.
What should be checked before ordering? Verify the complete 3SB3400-0B catalog number, the required contact configuration (NO), compatibility with the existing push button unit, and the control circuit voltage and current ratings.
Need help confirming a model?
Send us your part number and technical requirements.
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