Description
150-C37NBR Allen‑Bradley relay
Product Dimensions：
Product Description
The Allen-Bradley 150-C37NBR is a solid-state overload relay from the Bulletin 150-S Series, designed to provide reliable motor protection in industrial applications. This device monitors motor current and offers advanced protection features, including phase loss, phase imbalance, and thermal overload protection. The 150-C37NBR is suitable for use with contactors and starters, ensuring safe and efficient operation of motors in harsh environments.
Product Specifications
| Parameter | Description |
|---|---|
| Product Type | Solid-State Overload Relay |
| Series | Bulletin 150-S |
| Trip Class | Class 10, 20, or 30 (selectable) |
| Current Range | 27–40 A |
| Control Voltage | 24V AC/DC |
| Communication | None (non-communicating version) |
| Ambient Temperature Range | -25°C to +60°C |
| Certifications | UL, CSA, CE, IEC |
| Mounting | DIN rail or panel mount |
| Enclosure Rating | IP20 (open type); higher with enclosure |
Product Advantages
- Advanced Motor Protection: Offers precise protection against thermal overload, phase loss, and phase imbalance, reducing motor downtime and extending motor life.
- Selectable Trip Class: Flexibility to choose between Class 10, 20, or 30 trip curves based on application requirements.
- Compact Design: Saves space in control panels and simplifies installation.
- Wide Operating Temperature Range: Suitable for use in harsh industrial environments.
- Reliability: Solid-state design ensures long service life and minimal maintenance.
- Global Certifications: Meets international standards, making it suitable for global deployment.
Precautions
- Installation: Ensure proper mounting and wiring according to the manufacturer’s guidelines to avoid malfunction or safety hazards.
- Compatibility: Verify compatibility with the specific motor and contactor before installation.
- Environmental Conditions: Do not exceed the specified ambient temperature or humidity ranges.
- Wiring Precautions: Use appropriate wire gauges and ensure secure connections to prevent overheating or voltage drops.
- Maintenance: Regularly inspect the device for signs of wear or damage, especially in high-vibration environments.
- Replacement: Use only genuine Allen-Bradley replacement parts to maintain performance and safety standards.
Product Applications
- Manufacturing: Used in motor control centers (MCCs) for pumps, fans, conveyors, and compressors.
- HVAC Systems: Protects motors in air handling units, chillers, and cooling towers.
- Water/Wastewater Treatment: Applied in pump stations and filtration systems to ensure reliable motor operation.
- Material Handling: Integrated into cranes, hoists, and automated guided vehicles (AGVs).
- Oil & Gas: Used in remote pump and compressor control systems.
- Food & Beverage: Suitable for motors in mixers, packaging lines, and bottling equipment.
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
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