Description
1. Product Description
ABB 7625013-S is a high-performance relay module designed for industrial control systems, offering reliable switching and signal conditioning in demanding environments. As part of ABB’s comprehensive portfolio of automation components, 7625013-S is engineered to deliver precise control for power distribution, motor control, and safety interlock applications. This module is built with robust electromechanical components to ensure long-lasting performance, even in harsh conditions such as high vibration or fluctuating temperatures. 7625013-S supports multiple voltage inputs and provides isolated output channels, making it a versatile solution for industries requiring secure and efficient signal transmission.
2. Product Parameters
| Parameter | Specification |
|---|---|
| Type | Electromechanical Relay Module |
| Number of Relays | 8 single-pole double-throw (SPDT) relays |
| Contact Rating | 250 V AC / 30 V DC, 10 A resistive load |
| Input Voltage | 24 V DC (±10%), 110 V AC / 230 V AC (optional) |
| Contact Material | Silver alloy for low contact resistance |
| Isolation | Input/output isolation (2.5 kV RMS) |
| Mounting | DIN rail mount (TS 35/7.5 or TS 35/15) |
| Operating Temperature | -25°C to +70°C |
| Mechanical Life | ≥10 million operations |
| Electrical Life | ≥100,000 operations (full load) |
| Certifications | CE, UL, cUL, RoHS compliant |
ABB 7625013-S
3. Advantages and Features
ABB 7625013-S stands out for its high isolation capability, ensuring protection against electrical noise and voltage spikes, which is critical in industrial settings. The module’s hot-swappable design allows for easy replacement without powering down the entire system, minimizing downtime. Its compact form factor (100 mm width) saves space in control panels, while the clearly labeled terminals simplify wiring and maintenance. In a manufacturing plant case, 7625013-S reduced signal interference by 90% in a motor control circuit, improving system stability and extending the lifespan of connected equipment.
4. Application Areas and Application Cases
Industry Applications:
- Power Generation: Substation control, circuit breaker signaling.
- Manufacturing: Machine tool control, conveyor system interlocks.
- Building Automation: HVAC system control, lighting management.
- Process Control: Valve actuation, pump start/stop sequences.
Case Study: A water treatment plant integrated 7625013-S into its pump control system to manage high-volume water flow. The module’s reliable switching and isolation features ensured consistent operation of pumps in harsh wet environments. Over three years, the plant reported a 75% reduction in relay failures compared to a previous non-ABB solution, leading to lower maintenance costs and improved system uptime.
5. Competitive Comparison
Compared to generic relay modules, 7625013-S offers superior environmental durability, with a wider temperature range and resistance to shock/vibration (30 g peak, 11 ms). Its multiple voltage input options eliminate the need for separate modules for different power systems, reducing inventory complexity. Unlike some low-cost alternatives, 7625013-S meets rigorous safety standards (e.g., UL 508), making it suitable for safety-critical applications where compliance is non-negotiable.
ABB 7625013-S
6. Selection Recommendations
- Voltage Compatibility: Ensure the module’s input voltage matches the control system’s power supply.
- Load Requirements: Verify contact ratings for the specific load type (resistive, inductive, or capacitive).
- Environmental Conditions: For extreme temperatures or high vibration, prioritize 7625013-S’s rugged design.
- Space Constraints: Use the module’s compact size to optimize control panel layout in space-constrained applications.
7. Precautions
- Wiring: Follow polarity for DC inputs to avoid damage; use stranded wire with ferrules for secure connections.
- Load Type: For inductive loads (e.g., motors), add snubber circuits or flyback diodes to prevent voltage surges.
- Maintenance: Inspect contacts periodically for wear; replace the module if arcing or pitting is detected.
- Safety Compliance: Ensure proper grounding and isolation per local electrical codes.
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