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6EP4438-7FB00-3DX0 | Siemens 8-Channel Selectivity Module for 24 V DC Systems
- Regular price
- $539.00
- Sale price
- $539.00
- Regular price
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Product Description P/N: 6EP4438-7FB00-3DX0
Description
The Siemens 6EP4438-7FB00-3DX0 is an 8-channel selectivity module from the SITOP SEL1200 Series, engineered for reliable electronic protection of 24 V DC load circuits. Designed to manage up to 60 A total input current, it distributes controlled 24 V DC across eight outputs, each rated for 10 A. With adjustable overload thresholds between 2–10 A and built-in monitoring capability, the module enhances operational safety and power distribution stability in industrial environments.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Power Supplies |
| Part Number | 6EP4438-7FB00-3DX0 |
| Subcategory | Power Supply |
| Power Network Type | Controlled DC voltage |
| Rated Supply Voltage | 24 V DC |
| Input Voltage Range | 20.4–30 V DC |
| Overvoltage Capability | Up to 35 V DC |
| Rated Input Current | 60 A |
| Voltage Curve (Output) | Controlled DC, Vin – approx. 0.2 V |
| Number of Outputs | 8 |
| Rated Output Current per Channel | 10 A (up to 60 °C) |
| Adjustable Current Threshold | 2–10 A |
| Threshold Setting Method | Potentiometer |
| Parallel Output Capability | Yes |
| Galvanic Isolation (Input/Output) | No (at switch-off) |
| Protection Class | Class III |
| Certification | CE marking |
| Safety Standards | EN 60950-1, EN 50178 |
| Environmental Protection | IP20 |
| Ex Approval | No longer applicable |
| Product Series | SITOP SEL1200 |
Information About 6EP4438-7FB00-3DX0
The 6EP4438-7FB00-3DX0 is part of Siemens’ SITOP SEL1200 family, known for selective protection of 24 V DC circuits in automation systems. The module is built with an 8-channel architecture and a controlled DC design, ensuring stable voltage distribution even under fluctuating load conditions. Its construction emphasizes reliable, maintenance-friendly operation, featuring potentiometer-based adjustment for tailoring channel threshold limits between 2 and 10 A. Integration into Siemens SITOP power systems is straightforward, supporting parallel switching of outputs for higher current demand. Typical applications include machine building, control cabinets, and systems requiring selective shutdown of faulty circuits while keeping healthy channels operational. Although once approved for Ex environments, the module no longer carries explosion-proof certification, restricting use to standard industrial settings.
Key Features:
- Eight-channel distribution: Provides selective protection for multiple 24 V DC loads.
- Adjustable current thresholds: Settable 2–10 A limits per channel using integrated potentiometers.
- High input capacity: Accepts up to 60 A at 24 V DC for demanding system loads.
- Controlled DC output: Maintains stable voltage with minimal loss (Vin – approx. 0.2 V).
- Monitoring interface: Enables system diagnostics and operational visibility.
- Parallel output capability: Supports channel linking for higher current applications.
- DIN-compliant safety: Meets EN 60950-1 and EN 50178 requirements for industrial power distribution.
- Compact IP20 design: Suitable for integration inside control cabinets.
The 6EP4438-7FB00-3DX0 delivers the reliability and precision required for selective electronic circuit protection in industrial 24 V DC power distribution systems.
Description
The Siemens 6EP4438-7FB00-3DX0 is an 8-channel selectivity module from the SITOP SEL1200 Series, engineered for reliable electronic protection of 24 V DC load circuits. Designed to manage up to 60 A total input current, it distributes controlled 24 V DC across eight outputs, each rated for 10 A. With adjustable overload thresholds between 2–10 A and built-in monitoring capability, the module enhances operational safety and power distribution stability in industrial environments.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Power Supplies |
| Part Number | 6EP4438-7FB00-3DX0 |
| Subcategory | Power Supply |
| Power Network Type | Controlled DC voltage |
| Rated Supply Voltage | 24 V DC |
| Input Voltage Range | 20.4–30 V DC |
| Overvoltage Capability | Up to 35 V DC |
| Rated Input Current | 60 A |
| Voltage Curve (Output) | Controlled DC, Vin – approx. 0.2 V |
| Number of Outputs | 8 |
| Rated Output Current per Channel | 10 A (up to 60 °C) |
| Adjustable Current Threshold | 2–10 A |
| Threshold Setting Method | Potentiometer |
| Parallel Output Capability | Yes |
| Galvanic Isolation (Input/Output) | No (at switch-off) |
| Protection Class | Class III |
| Certification | CE marking |
| Safety Standards | EN 60950-1, EN 50178 |
| Environmental Protection | IP20 |
| Ex Approval | No longer applicable |
| Product Series | SITOP SEL1200 |
Information About 6EP4438-7FB00-3DX0
The 6EP4438-7FB00-3DX0 is part of Siemens’ SITOP SEL1200 family, known for selective protection of 24 V DC circuits in automation systems. The module is built with an 8-channel architecture and a controlled DC design, ensuring stable voltage distribution even under fluctuating load conditions. Its construction emphasizes reliable, maintenance-friendly operation, featuring potentiometer-based adjustment for tailoring channel threshold limits between 2 and 10 A. Integration into Siemens SITOP power systems is straightforward, supporting parallel switching of outputs for higher current demand. Typical applications include machine building, control cabinets, and systems requiring selective shutdown of faulty circuits while keeping healthy channels operational. Although once approved for Ex environments, the module no longer carries explosion-proof certification, restricting use to standard industrial settings.
Key Features:
- Eight-channel distribution: Provides selective protection for multiple 24 V DC loads.
- Adjustable current thresholds: Settable 2–10 A limits per channel using integrated potentiometers.
- High input capacity: Accepts up to 60 A at 24 V DC for demanding system loads.
- Controlled DC output: Maintains stable voltage with minimal loss (Vin – approx. 0.2 V).
- Monitoring interface: Enables system diagnostics and operational visibility.
- Parallel output capability: Supports channel linking for higher current applications.
- DIN-compliant safety: Meets EN 60950-1 and EN 50178 requirements for industrial power distribution.
- Compact IP20 design: Suitable for integration inside control cabinets.
The 6EP4438-7FB00-3DX0 delivers the reliability and precision required for selective electronic circuit protection in industrial 24 V DC power distribution systems.