ABB NFZ Series Contactor Relay, 130V DC Control Voltage, 8NO Auxiliary Contacts – 1SBH136060R2280
This contactor relay is designed for use in critical applications within the automation and electrical sectors. It offers an 8NO configuration, making it suitable for efficient switching of auxiliary and control circuits. With dimensions of 86mm x 45mm x 86mm, it operates effectively in harsh environments, ranging from -40°C to +70°C.
Features & Benefits
• Complies with major railway rolling stock standards for safety
• Significantly reduces installation width by 15%
• Handles large DC voltage fluctuations without failure
• Cuts coil energy consumption by 68% during operation
• Offers a variety of auxiliary contact options for flexibility
• Designed for side-by-side mounting in confined spaces
Applications
• Utilised for auxiliary circuit control in railway systems
• Ideal for installation in train passenger and driver cabins
• Applied in environments with high temperature and vibration risks
• Suitable for switching in underground areas or tunnels with strict safety regulations
What specifications determine the operational voltage range of this device?
The operating voltage spans from 48 V to 130 V, accommodating both AC and DC control circuits. It is capable of handling several control voltages while maintaining functionality up to 6000 cycles per hour.
How does the relay manage high-temperature scenarios?
The design includes high-temperature contact materials ensuring performance integrity at temperatures reaching +70°C while maintaining full operational capacity at lower thresholds down to -40°C.
What configurations are available for auxiliary contacts?
This relay supports an 8NO configuration, allowing for versatile control in multiple circuit setups. Auxiliary blocks can be mounted from either the front or side to adapt easily to various installations.
What is the significance of the ring-tongue terminal connections?
Ring-tongue terminals ensure secure and reliable electrical connections, minimising the risk of disconnection due to vibration or movement, which is crucial in mobile and industrial applications.
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